Assertion: Copper-T is an effectie contraceptive device in human females. Reason: Copper-T prevents passage of sperms from vagina upwards into fallopi

Assertion: Copper-T is an effectie contraceptive device in human females. Reason: Copper-T prevents passage of sperms from vagina upwards into fallopi
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Assertion: Copper-T is an effectie contraceptive device in human females. Reason: Copper-T prevents ... If both the assertion and resson are false.
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Which of the following approaches does not give the defined action of contraceptive? (a) Hormonal contraceptives Prevent/retard entry of sperms, prevent ovulation and fertilisation (b) Vasectomy Prevents spermatogenesis (c) Barrier methods Prevent fertilisation (d) Intra uterine devices Increase phagocytosis of sperms, suppress sperm motility and fertilising capacity of sperms

Description : Which of the following approaches does not give the defined action of contraceptive? (a) Hormonal contraceptives Prevent/retard entry of sperms, prevent ovulation and fertilisation (b) ... devices Increase phagocytosis of sperms, suppress sperm motility and fertilising capacity of sperms

Last Answer : (b) Vasectomy Prevents spermatogenesis

The contraceptive ‘Saheli’ (a) blocks estrogen receptors in the uterus, preventing eggs from getting implanted (b) increases the concentration of estrogen and prevents ovulation in females (c) is an IUD (d) is a post-coital contraceptive.

Description : The contraceptive ‘Saheli’ (a) blocks estrogen receptors in the uterus, preventing eggs from getting implanted (b) increases the concentration of estrogen and prevents ovulation in females (c) is an IUD (d) is a post-coital contraceptive.

Last Answer : (a) blocks estrogen receptors in the uterus, preventing eggs from getting implanted

The contraceptive 'SAHELI' (1) blocks estrogen receptors in the uterus, preventing eggs from getting implanted. (2) increases the concentration of estrogen and prevents ovulation in females. (3) is an lUD. (4) is a post-coital contraceptive.

Description : The contraceptive 'SAHELI' (1) blocks estrogen receptors in the uterus, preventing eggs from getting implanted. (2) increases the concentration of estrogen and prevents ovulation in females. (3) is an lUD. (4) is a post-coital contraceptive.

Last Answer : (1) blocks estrogen receptors in the uterus, preventing eggs from getting implanted.

Given below are four methods (A-D) and their modes of action (i-iv) in achieving contraception. Select their correct matching from the four options that follow. Method Mode of Action A. The pill (i) Prevents sperms reaching cervix B. Condom (ii) Prevents implantation C. Vasectomy (iii) Prevents ovulation D. Copper T (iv) Semen contains no sperms (a) A – (iii), B – (iv), C – (i), D – (ii) (b) A – (ii), B – (iii), C – (i), D – (iv) (c) A – (iii), B – (i), C – (iv), D – (ii) (d) A – (iv), B – (i), C – (ii), D – (iii)

Description : Given below are four methods (A-D) and their modes of action (i-iv) in achieving contraception. Select their correct matching from the four options that follow. Method Mode of Action A. The pill (i) Prevents sperms reaching cervix B. Condom ... D - (ii) (d) A - (iv), B - (i), C - (ii), D - (iii)

Last Answer : A – (iii), B – (i), C – (iv), D – (

The technique called Gamete Intra Fallopian Transfer (GIFT) is recommended for those females (a) who cannot produce an ovum (b) who cannot retain the fetus inside uterus (c) whose cervical canal is too narrow to allow passage for the sperms (d) who cannot provide suitable environment for fertilisation.

Description : The technique called Gamete Intra Fallopian Transfer (GIFT) is recommended for those females (a) who cannot produce an ovum (b) who cannot retain the fetus inside uterus (c) whose cervical ... narrow to allow passage for the sperms (d) who cannot provide suitable environment for fertilisation.

Last Answer : (a) who cannot produce an ovum

Artificial Insemination means (a) artificial introduction of sperms of a healthy donor into the vagina (b) introduction of sperms of a healthy donor directly into the ovary(c) transfer of sperms of a healthy donor to a test tube containing ova (d) transfer of sperms of husband to a test tube containing ova. (NEET 2013) 40. The stage transferred

Description : Artificial Insemination means (a) artificial introduction of sperms of a healthy donor into the vagina (b) introduction of sperms of a healthy donor directly into the ovary (c) transfer of sperms of a ... of sperms of husband to a test tube containing ova. (NEET 2013) 40. The stage transferred

Last Answer : (a) artificial introduction of sperms of a healthy donor into the vagina

Fertilisation in humans is practically feasible only if (a) the ovum and sperms are transported simultaneously to ampullary-isthmic junction of the cervix (b) the sperms are transported into cervix within 48 hrs of release of ovum in uterus (c) the sperms are transported into vagina just after the release of ovum in fallopian tube (d) the ovum and sperms are transported simultaneously to ampullary-isthmic junction of the fallopian tube.

Description : Fertilisation in humans is practically feasible only if (a) the ovum and sperms are transported simultaneously to ampullary-isthmic junction of the cervix (b) the sperms are transported ... the ovum and sperms are transported simultaneously to ampullary-isthmic junction of the fallopian tube.

Last Answer : (d) the ovum and sperms are transported simultaneously to ampullary-isthmic junction of the fallopian tube.

What is the work of progesterone which is present in oral contraceptive pills? (a) To inhibit ovulation (b) To check oogenesis (c) To check entry of sperms into cervix and to make them inactive (d) To check sexual behaviour

Description : What is the work of progesterone which is present in oral contraceptive pills? (a) To inhibit ovulation (b) To check oogenesis (c) To check entry of sperms into cervix and to make them inactive (d) To check sexual behaviour

Last Answer : (a) To inhibit ovulation

Assertion : Females not participate in the determination of the sex of baby . Reason : Human male is heterogametic .

Description : Assertion : Females not participate in the determination of the sex of baby . Reason : Human male is heterogametic .

Last Answer : Assertion : Females not participate in the determination of the sex of baby . Reason : Human male is ... . D. If both Assertion & Reason are False.

A contraceptive pill prevents ovulation by :

Description : A contraceptive pill prevents ovulation by :

Last Answer : A contraceptive pill prevents ovulation by : A. Blocking fallopian tube B. Inhibiting release ... D. Causing immedediate degeneration of released ovum

Assertion `:-` ADH prevents diuresis. Reason `:-` ADH also affect the kidney function by its constrictory effects on blood vessels.

Description : Assertion `:-` ADH prevents diuresis. Reason `:-` ADH also affect the kidney function by its constrictory effects on blood vessels.

Last Answer : Assertion `:-` ADH prevents diuresis. Reason `:-` ADH also affect the kidney function by its ... . D. If both Assertion & Reason are false.

Assertion: Heparin is an anticoagulant found in mammals. Reason: Heparin prevents the conversion of prothrombin to thrombin

Description : Assertion: Heparin is an anticoagulant found in mammals. Reason: Heparin prevents the conversion of prothrombin to thrombin

Last Answer : Assertion: Heparin is an anticoagulant found in mammals. Reason: Heparin prevents the conversion of ... . If both Assertion & Reason are false.

Assertion : Presence of zona pallucida over the fertilized ovum prevents ectopic pregnancy . Reason : Zona pellucida helps the ovum to penetrate endom

Description : Assertion : Presence of zona pallucida over the fertilized ovum prevents ectopic pregnancy . Reason : Zona pellucida helps the ovum to penetrate endom

Last Answer : Assertion : Presence of zona pallucida over the fertilized ovum prevents ectopic pregnancy . Reason : Zona ... . If both Assertion & Reason are False.

Assertion : Chorionic gonadotrophin prevents corpus luteum from involuting. Reason : It has the property similar to luteinzing hormone.

Description : Assertion : Chorionic gonadotrophin prevents corpus luteum from involuting. Reason : It has the property similar to luteinzing hormone.

Last Answer : Assertion : Chorionic gonadotrophin prevents corpus luteum from involuting. Reason : It has the property ... If both Assertion and Reason are false.

Select the correct route for the passage of sperms in male frogs.(a) Testes → Vasa efferentia → Kidney → Seminal vesicle → Urinogenital duct → Cloaca (b) Testes → Vasa efferentia → Bidder’s canal → Ureter → Cloaca (c) Testes → Vasa efferentia → Kidney → Bidder’s canal → Urinogenital duct → Cloaca (d) Testes → Bidder’s canal → Kidney → Vasa efferentia → Urinogenital duct → Cloaca

Description : Select the correct route for the passage of sperms in male frogs. (a) Testes → Vasa efferentia → Kidney → Seminal vesicle → Urinogenital duct → Cloaca (b) Testes → Vasa efferentia → Bidder's canal ... → Cloaca (d) Testes → Bidder's canal → Kidney → Vasa efferentia → Urinogenital duct → Cloaca

Last Answer : (c) Testes → Vasa efferentia → Kidney → Bidder’s canal → Urinogenital duct → Cloaca

If for some reason, the vasa efferentia in the human reproductive system get blocked, the gametes will not be transported from (a) testes to epididymis (b) epididymis to vas deferens (c) ovary to uterus (d) vagina to uterus.

Description : If for some reason, the vasa efferentia in the human reproductive system get blocked, the gametes will not be transported from (a) testes to epididymis (b) epididymis to vas deferens (c) ovary to uterus (d) vagina to uterus.

Last Answer : (a) testes to epididymis

Cu ions released from copper-releasing intra uterine devices (IUDs) (a) make uterus unsuitable for implantation (b) increase phagocytosis of sperms (c) suppress sperm motility (d) prevent ovulation.

Description : Cu ions released from copper-releasing intra uterine devices (IUDs) (a) make uterus unsuitable for implantation (b) increase phagocytosis of sperms (c) suppress sperm motility (d) prevent ovulation.

Last Answer : suppress sperm motility

The function of copper ions in copper releasing IUDs is (a) they inhibit gametogenesis (b) they make uterus unsuitable for implantation (c) they inhibit ovulation (d) they suppress sperm motility and fertilising capacity of sperms.

Description : The function of copper ions in copper releasing IUDs is (a) they inhibit gametogenesis (b) they make uterus unsuitable for implantation (c) they inhibit ovulation (d) they suppress sperm motility and fertilising capacity of sperms.

Last Answer : (d) they suppress sperm motility and fertilising capacity of sperms.

The function of copper ions in copper releasing IUD's is : (1) They inhibit gametogenesis (2) They make uterus unsuitable for implantation (3) They inhibt ovulation (4) The suppress sperm motility and fertilising capacity of sperms

Description : The function of copper ions in copper releasing IUD's is : (1) They inhibit gametogenesis (2) They make uterus unsuitable for implantation (3) They inhibt ovulation (4) The suppress sperm motility and fertilising capacity of sperms

Last Answer : (4) The suppress sperm motility and fertilising capacity of sperms

Out of the following, which is the most ideal time for insertion of an intra uterine contraceptive device? Options: 1) Immediate post-partum i.e. within first week of delivery 2) Post-puerperal i.e. 6-8 weeks after delivery 3) Immediately after second trimester legal abortion 4) During last week of menstrual cycle

Description : Out of the following, which is the most ideal time for insertion of an intra uterine contraceptive device? Options: 1) Immediate post-partum i.e. within first week of delivery2) Post- ... after delivery 3) Immediately after second trimester legal abortion 4) During last week of menstrual cycle

Last Answer : Correct Answer: 2) Post-puerperal i.e. 6-8 weeks after delivery

If for some reason our goblet cells are non- functional, this will adversely affect (a) production of somatostatin (b) secretion of sebum from the sebaceous glands (c) maturation of sperms (d) smooth movement of food down the intestine.

Description : If for some reason our goblet cells are non- functional, this will adversely affect (a) production of somatostatin (b) secretion of sebum from the sebaceous glands (c) maturation of sperms (d) smooth movement of food down the intestine.

Last Answer : (d) smooth movement of food down the intestine.

Assertion `:-` The blood transports carbondioxide comparatively easily. Reason `:-` During `CO_(2)` transport chloride ions diffuse from plasma into t

Description : Assertion `:-` The blood transports carbondioxide comparatively easily. Reason `:-` During `CO_(2)` transport chloride ions diffuse from plasma into t

Last Answer : Assertion `:-` The blood transports carbondioxide comparatively easily. Reason `:-` During `CO_(2)` ... D. If both Assertion & Reason are false.

The fungus Candida albicans has been known to infect a. The human intestine. b. The mucous membranes of the oral cavity. c. The female vagina. d. All the above (a-c) are correct.

Description : The fungus Candida albicans has been known to infect a. The human intestine. b. The mucous membranes of the oral cavity. c. The female vagina. d. All the above (a-c) are correct.

Last Answer : d. All the above (a-c) are correct.

An electrical device which prevents an action from occurring until all other required conditions are met is called a/an ___________. A. limit B. monitor C. modulator D. interlock

Description : An electrical device which prevents an action from occurring until all other required conditions are met is called a/an ___________. A. limit B. monitor C. modulator D. interlock

Last Answer : Answer: D

which device prevents the oscillation of the moving system and enables the latter to reach its final position quickly?

Last Answer : A damping device prevents the oscillation of the moving system and enables the latter to reach its final position quickly.

Assertion (A) : The concentration of methane in the atmosphere has more than doubled in the last 250 years. Reason (R): Wetlands and rice fields are t

Description : Assertion (A) : The concentration of methane in the atmosphere has more than doubled in the last 250 years. Reason (R): Wetlands and rice fields are t

Last Answer : Assertion (A) : The concentration of methane in the atmosphere has more than doubled in the last 250 ... true but reason is wrong D. Both are wrong

Assertion : In aDNA molecule, A-T rich parts melt before G-C rich parts. Reason : In between A and T there are three H-bond, whereas in between G and

Description : Assertion : In aDNA molecule, A-T rich parts melt before G-C rich parts. Reason : In between A and T there are three H-bond, whereas in between G and

Last Answer : Assertion : In aDNA molecule, A-T rich parts melt before G-C rich parts. Reason : In between A ... false. D. If both assertion and reason are false.

Assertion: Cu-T and Cu-7 do not suppress sperm motility. Reason: Hormones released by them affect sperm motility.

Description : Assertion: Cu-T and Cu-7 do not suppress sperm motility. Reason: Hormones released by them affect sperm motility.

Last Answer : Assertion: Cu-T and Cu-7 do not suppress sperm motility. Reason: Hormones released by them affect ... D. If both the assertion and resson are false.

Assertion (A): There are several goods and services that society needs however private sector doesn‘t produce all of them. Reason (R): Private sector is profit driven. (a) Both A & R are true and R is the correct explanation of A (b) Both A & R are true but R is not the correct explanation of A. (c) A is true but R is false. (d) Both A & R are false.

Description : Assertion (A): There are several goods and services that society needs however private sector doesn t produce all of them. Reason (R): Private sector is profit driven. (a) Both A & R are true and R is the correct ... correct explanation of A. (c) A is true but R is false. (d) Both A & R are false.

Last Answer : (a) Both A & R are true and R is the correct explanation of A

The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is

Description : The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is

Last Answer : The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature ... . Spermatogonia - Spermatocyte - Spermatid - Sperms

A male human is heterozygous for autosomal genes A and B and is also hemizygous for haemophilic gene h. What proportion of his sperms will be abh? (a) 1/8 (b) 1/32 (c) 1/16 (d) 1/4

Description : A male human is heterozygous for autosomal genes A and B and is also hemizygous for haemophilic gene h. What proportion of his sperms will be abh? (a) 1/8 (b) 1/32 (c) 1/16 (d) 1/4

Last Answer : (a) 1/8

An abnormal human baby with ‘XXX’ sex chromosomes was born due to (a) fusion of two ova and one sperm (b) fusion of two sperms and one ovum (c) formation of abnormal sperms in the father (d) formation of abnormal ova in the mother.

Description : An abnormal human baby with ‘XXX’ sex chromosomes was born due to (a) fusion of two ova and one sperm (b) fusion of two sperms and one ovum (c) formation of abnormal sperms in the father (d) formation of abnormal ova in the mother.

Last Answer : (d) formation of abnormal ova in the mother.

. Select the incorrect statement. (a) Human males have one of their sex-chromosome much shorter than other. (b) Male fruit fly is heterogametic. (c) In male grasshoppers, 50% of sperms have no sex-chromosome. (d) In domesticated fowls, sex of progeny depends on the type of sperm rather than egg.

Description : . Select the incorrect statement. (a) Human males have one of their sex-chromosome much shorter than other. (b) Male fruit fly is heterogametic. (c) In male grasshoppers, 50% of sperms have no sex-chromosome. (d) In domesticated fowls, sex of progeny depends on the type of sperm rather than egg.

Last Answer : (d) In domesticated fowls, sex of progeny depends on the type of sperm rather than egg.

A human male produces sperms with the genotypes AB, Ab, aB and ab pertaining to two diallelic characters in equal proportions. What is the corresponding genotype of this person? (a) AaBB (b) AABb (c) AABB (d) AaBb

Description : A human male produces sperms with the genotypes AB, Ab, aB and ab pertaining to two diallelic characters in equal proportions. What is the corresponding genotype of this person? (a) AaBB (b) AABb (c) AABB (d) AaBb

Last Answer : (d) AaBb

The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is (a) spermatogonia - spermatocyte - spermatid - sperms (b) spermatid - spermatocyte - spermatogonia - sperms (c) spermatogonia - spermatid - spermatocyte - sperms (d) spermatocyte - spermatogonia - spermatid - sperms

Description : The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is (a) spermatogonia - spermatocyte - spermatid - sperms (b) spermatid - spermatocyte ... - spermatid - spermatocyte - sperms (d) spermatocyte - spermatogonia - spermatid - sperms

Last Answer : a) spermatogonia - spermatocyte - spermatid - sperms

7.How many sperms are produced from 50 secondary spermatocytes in human beings? (a)100, b)200, c)100, d)25 )

Description : 7.How many sperms are produced from 50 secondary spermatocytes in human beings? (a)100, b)200, c)100, d)25 )

Last Answer : (a)100,

The opening into the vagina on the perineum is termed the a) introitus. The introitus is the vaginal orifice. b) adnexa. Adnexa is a term used to describe the fallopian tubes and ovaries together. c) cervix. The cervix is the bottom (interior) part of the uterus that is located in the vagina. hymen. d) The hymen is a tissue that may cover the vaginal opening partially or completely before vaginal penetration.

Description : The opening into the vagina on the perineum is termed the a) introitus. The introitus is the vaginal orifice. b) adnexa. Adnexa is a term used to describe the fallopian tubes and ovaries ... The hymen is a tissue that may cover the vaginal opening partially or completely before vaginal penetration.

Last Answer : a) introitus. The introitus is the vaginal orifice.

3. In IVF technique zygote or early embryo is transferred into a. Cervical canal b. Uterus c. Fallopian tube d. Vagina

Description : 3. In IVF technique zygote or early embryo is transferred into a. Cervical canal b. Uterus c. Fallopian tube d. Vagina

Last Answer : c. Fallopian tube

What literary device does the passage contain?

Description : What literary device does the passage contain?

Last Answer : Flashback

Want more evidence that wealth is being transfered from the middle class upwards to the plutocrats?

Description : Want more evidence that wealth is being transfered from the middle class upwards to the plutocrats?

Last Answer : How does student loans tie into enhancing the plutocrats and hurting the middle class? It is the US government that made 90% of these loans which means us the taxpayers are on the hook for this debt.

When using a caret symbol (^) to point upwards to an answer, does the number of times that you type the caret mean anything?

Description : When using a caret symbol (^) to point upwards to an answer, does the number of times that you type the caret mean anything?

Last Answer : answer:We discussed this once and came to the conclusion that it isn’t necessary – you can just @ the person. So ^ is the jelly above me. @ for anyone else.

What is it called when the doors of your car open upwards instead of sideways? About how much is it to get that done?

Description : What is it called when the doors of your car open upwards instead of sideways? About how much is it to get that done?

Last Answer : answer:Gull-wing door I don’t know about the price. I’m sure it varies drastically between the make of the car and quality of the job.

A bullet is fired vertically upwards with a velocity of 2200 ft/s. Bullet ascends to a height of a.56,900 ft b.107 dynes c.75,000 ft d.48.300 ft e.65,800 ft

Description : A bullet is fired vertically upwards with a velocity of 2200 ft/s. Bullet ascends to a height of a.56,900 ft b.107 dynes c.75,000 ft d.48.300 ft e.65,800 ft

Last Answer : c. 75,000 ft

A stone of wight 100 kg is thrown vertically upwards by a man of height y = 1.8 m with an initial velocity of 20 m/sec. The maximum height to which it will rise would be a.22.2 m b.26 m c.15.1 m d.20.2 m e.10 m

Description : A stone of wight 100 kg is thrown vertically upwards by a man of height y = 1.8 m with an initial velocity of 20 m/sec. The maximum height to which it will rise would be a.22.2 m b.26 m c.15.1 m d.20.2 m e.10 m

Last Answer : a. 22.2 m

In which case power required would be more a.In lifting up a weight of 100 kg at a velocity of 3 m/sec but accelerating upwards at 0.5 m/sec b.In lowering a weight of 100 kg along an a inclined plane at an angle of 45? with c.In lifting up a weight of 100 kg at a constant speed of 3 m/sec d.In lowering the weight at a constant speed of 3 m/sec e.In lowering the weight at a velocity of 3 m/sec and acceleration of 1 m/sec2

Description : In which case power required would be more a.In lifting up a weight of 100 kg at a velocity of 3 m/sec but accelerating upwards at 0.5 m/sec b.In lowering a weight of 100 kg along an a inclined plane ... speed of 3 m/sec e.In lowering the weight at a velocity of 3 m/sec and acceleration of 1 m/sec2

Last Answer : a. In lifting up a weight of 100 kg at a velocity of 3 m/sec but accelerating upwards at 0.5 m/sec

A ball weighing 250 gm is thrown vertically upwards with a velocity of 980 cm/sec. The time that the ball will take to return back to earth would be a.1 sec b.4 sec c.2 sec d.5 sec e.3 sec

Description : A ball weighing 250 gm is thrown vertically upwards with a velocity of 980 cm/sec. The time that the ball will take to return back to earth would be a.1 sec b.4 sec c.2 sec d.5 sec e.3 sec

Last Answer : c. 2 sec

The tension in the wire rope supporting a lift moving with a uniform velocity a.Is more when the lift is moving upwards b.Is more when the lift is moving downwards c.Is less when the lift is moving down-wards d.Is less when the lift is moving upwards e.Remains constant irrespective of the lift movement

Description : The tension in the wire rope supporting a lift moving with a uniform velocity a.Is more when the lift is moving upwards b.Is more when the lift is moving downwards c.Is less when the lift ... down-wards d.Is less when the lift is moving upwards e.Remains constant irrespective of the lift movement

Last Answer : e. Remains constant irrespective of the lift movement

If the leaves on your tomato plants are curling upwards; are you watering to much or to little?

Description : If the leaves on your tomato plants are curling upwards; are you watering to much or to little?

Last Answer : Need Answer

A ball is thrown upwards and it goes to the height 100 m and comes down 1) What is the net displacement? 2) What is the net distance? Answer -Science

Description : A ball is thrown upwards and it goes to the height 100 m and comes down 1) What is the net displacement? 2) What is the net distance? Answer -Science

Last Answer : As it comes down to the initial point Net displacement is zero Net distance=200 m