Write the function of each one of the following (i)Fimbriae (oviducal) (ii)Coleoptile (iii) Oxytocin -Biology

Write the function of each one of the following (i)Fimbriae (oviducal) (ii)Coleoptile (iii) Oxytocin -Biology
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Answer :

i)Fimbriae are the . feathery finger-like projections present at the end of Fallopian tubes and it collects the ovum after its release from the ovary into the Fallopian tube. (ii) Coleoptile is a conical sheath present in the monocot seeds, its function is to protect the developing plumule (iii)Oxytocin is a hormone secreted by the posterior pituitary and it stimulates the contraction of uterine muscles during child birth (parturition).
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Related questions

The figure given below depicts a diagrammatic sectional view of the human female reproductive system. Which set of three parts out of I-VI have been correctly identified? I II III V VI IV (a) (II) Endometrium, (III) Infundibulum, (IV) Fimbriae (b) (III) Infundibulum, (IV) Fimbriae, (V) Cervix (c) (IV) Oviducal funnel, (V) Uterus, (VI) Cervix (d) (I) Perimetrium, (II) Myometrium, (III) Fallopian tube

Description : The figure given below depicts a diagrammatic sectional view of the human female reproductive system. Which set of three parts out of I-VI have been correctly identified? I II III V VI IV (a) (II) ... , (V) Uterus, (VI) Cervix (d) (I) Perimetrium, (II) Myometrium, (III) Fallopian tube

Last Answer : (b) (III) Infundibulum, (IV) Fimbriae, (V) Cervix

What is the function of the coleoptile in a plant? -Biology

Description : What is the function of the coleoptile in a plant? -Biology

Last Answer : answer:

The function of fimbriae

Description : The function of fimbriae

Last Answer : The function of fimbriae A. Collection of the ovum after ovulation B. Maintain the shaop of oveary ... to sperm during fertilasition D. None of these

Difference between coleoptile and coleorhiza? -Biology

Description : Difference between coleoptile and coleorhiza? -Biology

Last Answer : answer:

What are fimbriae? -Biology

Description : What are fimbriae? -Biology

Last Answer : answer:

Write the function of each of the following (i)Seminal vesicle (ii)Scutellum (iii)Acrosome of human sperm -Biology

Description : Write the function of each of the following (i)Seminal vesicle (ii)Scutellum (iii)Acrosome of human sperm -Biology

Last Answer : (i)Seminal vesicle spermatogenesis It secretes an alkaline fluid that helps in neutralising the acidity of the vaginal tract and thereby increase the lifespan of sperms. Secretion of seminal vesicle is ... which help the sperm enter into the cytoplasm of the ovum and thus helps in fertilisation.

Write the function of each of the following (i)Middle piece in human sperm (ii)Tapetum in anthers (iii)Luteinising hormone in human males -Biology

Description : Write the function of each of the following (i)Middle piece in human sperm (ii)Tapetum in anthers (iii)Luteinising hormone in human males -Biology

Last Answer : (i)Middle piece in human sperm contains several mitochondria which produces energy for the motility of the sperm. (ii) Tapetum in anthers It is the innermost layer of the anther. ... male stimulates the Leydig cells to produce testosterone, necessary to complete the process of spermatogenesis.

Name the hormone which influence the tip of coleoptile and bend it towards light

Description : Name the hormone which influence the tip of coleoptile and bend it towards light

Last Answer : Name the hormone which influence the tip of coleoptile and bend it towards light

Name the hormone which influence the tip of coleoptile and bend it towards light

Description : Name the hormone which influence the tip of coleoptile and bend it towards light

Last Answer : Name the hormone which influence the tip of coleoptile and bend it towards light

In a cereal grain the single cotyledon of embryo is represented by (a) coleoptile (b) coleorhiza (c) scutellum (d) prophyll.

Description : In a cereal grain the single cotyledon of embryo is represented by (a) coleoptile (b) coleorhiza (c) scutellum (d) prophyll.

Last Answer : (c) scutellum

Dr. F. Went noted that if coleoptile tips were removed and placed on agar for one hour, the agar would produce a bending when pla(a) It made possible the isolation and exact identification of auxin. (b) It is the basis for quantitative determination of small amounts of growth-promoting substances. (c) It supports the hypothesis that IAA is auxin. (d) It demonstrated polar movement of auxinsced on one side of freshly-cut coleoptile stumps. Of what significance is this experiment?

Description : Dr. F. Went noted that if coleoptile tips were removed and placed on agar for one hour, the agar would produce a bending when placed on one side of freshly-cut coleoptile stumps. Of what ... . (c) It supports the hypothesis that IAA is auxin. (d) It demonstrated polar movement of auxins

Last Answer : (a) It made possible the isolation and exact identification of auxin.

Auxin can be bioassayed by (a) potometer (b) lettuce hypocotyl elongation (c) Avena coleoptile curvature (d) hydroponics.

Description : Auxin can be bioassayed by (a) potometer (b) lettuce hypocotyl elongation (c) Avena coleoptile curvature (d) hydroponics.

Last Answer : (c) Avena coleoptile curvature

The wheat grain has an embryo with one large, shield shaped cotyledon known as (a) scutellum (b) coleoptile (c) epiblast (d) coleorhiza.

Description : The wheat grain has an embryo with one large, shield shaped cotyledon known as (a) scutellum (b) coleoptile (c) epiblast (d) coleorhiza.

Last Answer : (a) scutellum

Cotyledon of maize grain is called (a) coleoptile (b) scutellum (c) plumule (d) coleorhiza.

Description : Cotyledon of maize grain is called (a) coleoptile (b) scutellum (c) plumule (d) coleorhiza.

Last Answer : (b) scutellum

In dwarf wheat sowing depth is related to — a. Temperature b. Rainfall c. Radicle length d. Coleoptile length

Description : In dwarf wheat sowing depth is related to — a. Temperature b. Rainfall c. Radicle length d. Coleoptile length

Last Answer : d. Coleoptile length

5.Scutellum, coleoptile, coleorhiza and epiblast are part of ---------------- . (a)Dicot embryo, b)Grass embryo, c)Castor seed, d)bean seed)

Description : 5.Scutellum, coleoptile, coleorhiza and epiblast are part of ---------------- . (a)Dicot embryo, b)Grass embryo, c)Castor seed, d)bean seed)

Last Answer : b)Grass embryo,

What is the function of oxytocin? -Biology

Description : What is the function of oxytocin? -Biology

Last Answer : answer:

Fimbriae of fallopian tube

Description : Fimbriae of fallopian tube

Last Answer : Fimbriae of fallopian tube A. Relase ovum from Graafian follicle B. Cause endomentrial changes for ... D. Help collection of ovum after ovulation

Can fimbriae be pathogenic?

Description : Can fimbriae be pathogenic?

Last Answer : What is the answer ?

Embryo with more than 16 blastomeres formed due to in vitro fertilisation is transferred into (a) uterus (b) fallopian tube (c) fimbriae (d) cervix.

Description : Embryo with more than 16 blastomeres formed due to in vitro fertilisation is transferred into (a) uterus (b) fallopian tube (c) fimbriae (d) cervix.

Last Answer : (a) uterus

The motile bacteria are able to move by (a) fimbriae (b) flagella (c) cilia (d) pili.

Description : The motile bacteria are able to move by (a) fimbriae (b) flagella (c) cilia (d) pili.

Last Answer : (b) flagella

The structures that help some bacteria to attach to rocks and/or host tissues are (a) mesosomes (b) holdfast (c) rhizoids (d) fimbriae.

Description : The structures that help some bacteria to attach to rocks and/or host tissues are (a) mesosomes (b) holdfast (c) rhizoids (d) fimbriae.

Last Answer : (d) fimbriae.

Select the wrong statement. (a) Bacterial cell wall is made up of peptidoglycan. (b) Pili and fimbriae are mainly involved in motility of bacterial cells. (c) Cyanobacteria lack flagellated cells. (d) Mycoplasma is a wall-less microorganism.

Description : Select the wrong statement. (a) Bacterial cell wall is made up of peptidoglycan. (b) Pili and fimbriae are mainly involved in motility of bacterial cells. (c) Cyanobacteria lack flagellated cells. (d) Mycoplasma is a wall-less microorganism.

Last Answer : (b) Pili and fimbriae are mainly involved in motility of bacterial cells.

Which of the following may contain fimbriae? A- Gram-positive bacteria B- .Gram-negative bacteria C- Both (a) and (b) D- None of these

Description : Which of the following may contain fimbriae? A- Gram-positive bacteria B- .Gram-negative bacteria C- Both (a) and (b) D- None of these

Last Answer : C. A and b

Which of the following do some bacterial cells use for motility? a. flagella b. cillia c. fimbriae d. pseudopodia

Description : Which of the following do some bacterial cells use for motility? a. flagella b. cillia c. fimbriae d. pseudopodia

Last Answer : a. flagella

23. ‘Finger-like-projections’ at the edges of the ‘infundibulum’ are called ... d) Vesicles b) Ampullae c) Filliform apparatus d) Fimbriae

Description : 23. ‘Finger-like-projections’ at the edges of the ‘infundibulum’ are called ... d) Vesicles b) Ampullae c) Filliform apparatus d) Fimbriae

Last Answer : d) Fimbriae

3. ‘Finger-like-projections’ at the edges of the ‘infundibulum’ are called ... a) Vesicles b) Ampullae c) Filliform apparatus d) Fimbriae

Description : 3. ‘Finger-like-projections’ at the edges of the ‘infundibulum’ are called ... a) Vesicles b) Ampullae c) Filliform apparatus d) Fimbriae

Last Answer : d) Fimbriae

Which one of the following is not the function of placenta? (a) Facilitates removal of carbon dioxide and waste material from embryo (b) Secretes oxytocin during parturition (c) Facilitates supply of oxygen and nutrients to embryo (d) Secretes estrogen

Description : Which one of the following is not the function of placenta? (a) Facilitates removal of carbon dioxide and waste material from embryo (b) Secretes oxytocin during parturition (c) Facilitates supply of oxygen and nutrients to embryo (d) Secretes estrogen

Last Answer : (b) Secretes oxytocin during parturition

Identify the hormone with its correct matching of source and function. (a) Oxytocin - posterior pituitary, growth and maintenance of mammary glands. (b) Melatonin - pineal gland, regulates the normal rhythm of sleepwake cycle. (c) Progesterone - corpus luteum, stimulation of growth and activities of female secondary sex organs. (d) Atrial natriuretic factor - ventricular wall, increases the blood pressure.

Description : Identify the hormone with its correct matching of source and function. (a) Oxytocin - posterior pituitary, growth and maintenance of mammary glands. (b) Melatonin - pineal gland, regulates the ... sex organs. (d) Atrial natriuretic factor - ventricular wall, increases the blood pressure.

Last Answer : (b) Melatonin - pineal gland, regulates the normal rhythm of sleepwake cycle

The function of oxytocin is to help in (a) child birth (b) gametogenesis (c) growth (d) lactation.

Description : The function of oxytocin is to help in (a) child birth (b) gametogenesis (c) growth (d) lactation.

Last Answer : (d) lactation.

Match the source gland with its respective hormone and function and select the correct option. Source Hormone Function gland (a) Anterior Oxytocin Contraction of uterus pituitary muscles during child birth (b) Posterior Vasopressin Stimulates pituitary reabsorption of water in the distal tubules in the nephron (c) Corpus Estrogen Supports pregnancy luteum (d) Thyroid Thyroxine Regulates blood calcium level

Description : Match the source gland with its respective hormone and function and select the correct option. Source Hormone Function gland (a) Anterior Oxytocin Contraction of uterus pituitary muscles during ... (c) Corpus Estrogen Supports pregnancy luteum (d) Thyroid Thyroxine Regulates blood calcium level

Last Answer : (b) Posterior Vasopressin Stimulates pituitary reabsorption of water in the distal tubules in the nephron

Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function/deficiency symptom. Endocrine Hormone Function/ gland Deficiency symptoms (a) Thyroid Thyroxine Lack of iodine gland in diet results in goitre (b) Corpus Testo- Stimulates luteum sterone spermatogenesis (c) Anterior Oxytocin Stimulates pituitary uterus contraction during child birth (d) Posterior Growth Oversecretion pituitary hormone stimulates (GH) abnormal growth

Description : Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function/deficiency symptom. Endocrine Hormone Function/ gland Deficiency symptoms (a) ... child birth (d) Posterior Growth Oversecretion pituitary hormone stimulates (GH) abnormal growth

Last Answer : (a) Thyroid Thyroxine Lack of iodine gland in diet results in goitre

(a) Write one example for each of decomposion reaction carried out with help of (i) Electricity (ii) Heat (iii) Light (b) Which of the following statements is correct and why copper can displace silver from silver nitrate and silver can displace copper from copper sulphate solution. -Chemistry

Description : (a) Write one example for each of decomposion reaction carried out with help of (i) Electricity (ii) Heat (iii) Light (b) Which of the following statements is correct and why copper can displace silver from silver nitrate and silver can displace copper from copper sulphate solution. -Chemistry

Last Answer : Thi is the Answer:

Write the chemical equation of the reaction in which the following changes have taken place with an example of each: (i) Change in colour (ii) Change in temperature (iii) Formation of precipitate -Chemistry

Description : Write the chemical equation of the reaction in which the following changes have taken place with an example of each: (i) Change in colour (ii) Change in temperature (iii) Formation of precipitate -Chemistry

Last Answer : (i)Cu (s) + 2AgNO3 (aq)———–> Cu(NO3)2(aq) + 2Ag The solution will become blue in colour and shiny silver metal will be deposited. (ii) NaOH + HCl ——&mdash ... )———–> Pbl2 (s) + 2KNO3 (aq) Yellow ppt Yellow precipitate of Pbl2will be formed.

Write two important uses of each of the following: (i)Sodium carbonate (II)Sodium Hydroxide (iii)Sodium hydrogen carbonate

Description : Write two important uses of each of the following: (i)Sodium carbonate (II)Sodium Hydroxide (iii)Sodium hydrogen carbonate

Last Answer : Ans.(I)Sodium carbonate :for softening of hard water ,laboratory reagent. (II)Sodium hydroxide: in the manufacture of soap, in the purification of bauxite. (iii) Sodium hydrogen carbonate: as a mild antiseptic, as an antacid.

Write any one application for each of following material handling equipments: (i) Bucket Conveyors (ii) Fork Lift Trucks (iii) Jib Crane (iv) Gravity Chutes

Description : Write any one application for each of following material handling equipments: (i) Bucket Conveyors (ii) Fork Lift Trucks (iii) Jib Crane (iv) Gravity Chutes

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Write applications of each of the following:(i) Fuse (ii) MCB (iii) MCCB.

Description : Write applications of each of the following:(i) Fuse (ii) MCB (iii) MCCB.

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Write example of each type (i) Primary transducer (ii) Active transducer (iii) Electrical transducer (iv) Digital transducer

Description : Write example of each type (i) Primary transducer (ii) Active transducer (iii) Electrical transducer (iv) Digital transducer

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Write how energy can be stored or generated in each of following : i) solar cell ii) geothermal energy iii) hydrogen energy in biomass.

Description : Write how energy can be stored or generated in each of following : i) solar cell ii) geothermal energy iii) hydrogen energy in biomass.

Last Answer : i) Solar cell : Energy can be stored:  1. Storage Battery is used to store electricity.  OR   Energy can be generated  1. Directly Conversion:   a) By use of P.V Cell ( ... fuels in engines:-  3. The biomass is subjected to fermentation process to obtain a gaseous fuel called biomass

Study the given figure below and answer the question that follow important-questions-for-class-12-biology-cbse-fertilisation-pregnancy-and-embryonic-development-t-33-3 (i)Name the stage of human embryo the figure represents. (ii)Identify Ain the figure and mention its function. (iii)Mention the fate of the inner cell mass after implantation in the uterus. (iv)Where are the stem cells located in this embryo? -Biology

Description : Study the given figure below and answer the question that follow important-questions-for-class-12-biology-cbse-fertilisation-pregnancy-and-embryonic-development-t-33-3 (i)Name the stage of human embryo the ... implantation in the uterus. (iv)Where are the stem cells located in this embryo? -Biology

Last Answer : (i)The stage is blastocyst. (ii) A—Trophoblast. It helps in attachment to endometrium during implantation and provides nourishment to developing embryo. (iii) Inner cell mass acts as precursor to embryo ... into ectoderm and endoderm. (iv) Stem cells are located in inner cell mass of embryo.

What is the difference between using Oxytocin or Lutalyse with farrowing sows?

Description : What is the difference between using Oxytocin or Lutalyse with farrowing sows?

Last Answer : answer:

Oxytocin is helpful in

Description : Oxytocin is helpful in

Last Answer : Oxytocin is helpful in A. Semen formation B. Diuresis C. Molecualr development. D. None of these

Assertion : The mammary glands of the female starts producing milk just after the process of parturition . Reason : High level of oxytocin induces mil

Description : Assertion : The mammary glands of the female starts producing milk just after the process of parturition . Reason : High level of oxytocin induces mil

Last Answer : Assertion : The mammary glands of the female starts producing milk just after the process of parturition ... D. If both Assertion & Reason are False.

In human adult females, oxytocin

Description : In human adult females, oxytocin

Last Answer : In human adult females, oxytocin A. Stimulates pituitary to secrete vasopressin B. Causes strong ... pituitary D. stimulates growth of mammary glands

Oxytocin is mainly help in:-

Description : Oxytocin is mainly help in:-

Last Answer : Oxytocin is mainly help in:- A. Milk production B. Child birth C. Urine formation D. Gametogenesis

In human adult females, oxytocin

Description : In human adult females, oxytocin

Last Answer : In human adult females, oxytocin A. Stimulates pituitary to secrete vasopressin B. Causes strong ... D. Stimulates the growth of mammary glands

Assertion : Oxytocin is also known as anti-diuretic hormone (ADH). Reason : Oxytocin can cause an increase in the renal reabsorbtion of water.

Description : Assertion : Oxytocin is also known as anti-diuretic hormone (ADH). Reason : Oxytocin can cause an increase in the renal reabsorbtion of water.

Last Answer : Assertion : Oxytocin is also known as anti-diuretic hormone (ADH). Reason : Oxytocin can cause an ... . D. If both Assertion and Reason are false.

Body water is regulated by the hormone: (A) Oxytocin (B) ACTH (C) FSH (D) Epinephrine

Description : Body water is regulated by the hormone: (A) Oxytocin (B) ACTH (C) FSH (D) Epinephrine

Last Answer : Answer : A

Which of the following does not have disulphide bond? (A) Oxytocin (B) Vasopressin (C) Insulin (D) Glucagon

Description : Which of the following does not have disulphide bond? (A) Oxytocin (B) Vasopressin (C) Insulin (D) Glucagon

Last Answer : Answer : D

Which of the following hormones are synthesized as prehormones (A) Vasopressin and oxytocin (B) Growth hormone and insulin (C) Insulin and parathyroid hormone (D) Insulin and Glucagon

Description : Which of the following hormones are synthesized as prehormones (A) Vasopressin and oxytocin (B) Growth hormone and insulin (C) Insulin and parathyroid hormone (D) Insulin and Glucagon

Last Answer : Answer : C