Assertion : Simple columner epithelium is also called as Germinal epithelium. Reason : Columnar cells of gonads forms gametes .

Assertion : Simple columner epithelium is also called as Germinal epithelium. Reason : Columnar cells of gonads forms gametes .
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Assertion : Simple columner epithelium is also called as Germinal epithelium. Reason : Columnar cells of ... D. If both Assertion & Reason are false.
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Assertion : Simple cuboidal epithelium is also called as germinal epithelium Reason : Cuboidal cells of gonads forms gametes

Description : Assertion : Simple cuboidal epithelium is also called as germinal epithelium Reason : Cuboidal cells of gonads forms gametes

Last Answer : Assertion : Simple cuboidal epithelium is also called as germinal epithelium Reason : Cuboidal cells of ... . If both Assertion & Reason are false.

Assertion : Glands originate from all germinal layers. Reason : All glands are composed of epithelium tissue.

Description : Assertion : Glands originate from all germinal layers. Reason : All glands are composed of epithelium tissue.

Last Answer : Assertion : Glands originate from all germinal layers. Reason : All glands are composed of epithelium ... D. If both Assertion & Reason are false.

Which of the following in incorrect statement of the simple columnar epithelium :-

Description : Which of the following in incorrect statement of the simple columnar epithelium :-

Last Answer : Which of the following in incorrect statement of the simple columnar epithelium :- A. It is composed ... walls of blood vessels and air sec of lungs

The phlegm that accumulates in the bronchi and cleared during coughing is (a) stratified squamous epithelium (b) stratified columnar epithelium (c) simple columnar ciliated epithelium (d) pseudostratified columnar ciliated epithelium

Description : The phlegm that accumulates in the bronchi and cleared during coughing is (a) stratified squamous epithelium (b) stratified columnar epithelium (c) simple columnar ciliated epithelium (d) pseudostratified columnar ciliated epithelium

Last Answer : Ans:(a)

Which type of epithelium makes up the mucosa of the stomach? A. stratified squamous keratinized epithelium B. simple columnar epithelium C. stratified columnar epithelium D. simple squamous epithelium

Description : Which type of epithelium makes up the mucosa of the stomach? A. stratified squamous keratinized epithelium B. simple columnar epithelium C. stratified columnar epithelium D. simple squamous epithelium

Last Answer : C. stratified columnar epithelium

Supporting cells found in between the germinal epithelium is called:

Description : Supporting cells found in between the germinal epithelium is called:

Last Answer : Supporting cells found in between the germinal epithelium is called: A. Interstitial cells of leydig B. Sertoli cells C. Granular cells D. Phagocytes

The cells lining the blood vessels belong to the category of (a) smooth muscle tissue (b) squamous epithelium (c) columnar epithelium (d) connective tissue.

Description : The cells lining the blood vessels belong to the category of (a) smooth muscle tissue (b) squamous epithelium (c) columnar epithelium (d) connective tissue.

Last Answer : (b) squamous epithelium

The diffusion membrane is made up of: (A) Thick columnar epithelium of alveoli (B) Endothelium of alveolar capillaries (C) Basement substances in betw

Description : The diffusion membrane is made up of: (A) Thick columnar epithelium of alveoli (B) Endothelium of alveolar capillaries (C) Basement substances in betw

Last Answer : The diffusion membrane is made up of: (A) Thick columnar epithelium of alveoli (B) ... (C) Basement substances in between capillaries and alveoli

The diffusion membrane is made up of: (A) Thick columnar epithelium of alveoli (B) Endothelium of alveolar capillaries (C) Basement substances in betw

Description : The diffusion membrane is made up of: (A) Thick columnar epithelium of alveoli (B) Endothelium of alveolar capillaries (C) Basement substances in betw

Last Answer : The diffusion membrane is made up of: (A) Thick columnar epithelium of alveoli (B) ... (C) Basement substances in between capillaries and alveoli

Germinal epithelium is composed of :-

Description : Germinal epithelium is composed of :-

Last Answer : Germinal epithelium is composed of :- A. Cubodial epithelium B. Columner epithelium C. Squamous epithelium D. Glandular epithelium

Germinal Epithelium of overy is formed of : -

Description : Germinal Epithelium of overy is formed of : -

Last Answer : Germinal Epithelium of overy is formed of : - A. Columner Epithelium B. Squamous Epithelium C. Cuboidal Epithelium D. Stratified Epithelium

What is columnar epithelium? Where do they occur?

Description : What is columnar epithelium? Where do they occur?

Last Answer : The epithelial tissues composed of tall, narrow and column or pillar like cells are called columnar epithelium. They are found in the inner lining of stomach, small intestine, pharynx, larynx and oviducts.

Which part of ovary in mammals acts as an endocrine gland after ovulation? (a) Stroma (b) Germinal epithelium (c) Vitelline membrane (d) Graafian follicle

Description : Which part of ovary in mammals acts as an endocrine gland after ovulation? (a) Stroma (b) Germinal epithelium (c) Vitelline membrane (d) Graafian follicle

Last Answer : (d) Graafian follicle

The alveolar epithelium in the lung is (a) non-ciliated columnar (b) non-ciliated squamous (c) ciliated columnar (d) ciliated squamous.

Description : The alveolar epithelium in the lung is (a) non-ciliated columnar (b) non-ciliated squamous (c) ciliated columnar (d) ciliated squamous.

Last Answer : b) non-ciliated squamous

Stratum germinativum is an example of which kind of epithelium? (a) Columnar (b) Squamous (c) Cuboidal (d) Ciliated

Description : Stratum germinativum is an example of which kind of epithelium? (a) Columnar (b) Squamous (c) Cuboidal (d) Ciliated

Last Answer : (a) Columnar

The four sketches (A, B, C and D) given below, represent four different types of animal tissues. Which one of these is correctly identified in the options given, along with its correct location and function? (A) (B) (C) (D) Tissue Location Function (a) (B) Glandular Intestine Secretion epithelium (b) (C) Collagen Cartilage Attach skeletal fibres muscles to bones(c) (D) Smooth Heart Heart muscle contraction tissue (d) (A) Columnar Nephron Secretion epithelium and absorption

Description : The four sketches (A, B, C and D) given below, represent four different types of animal tissues. Which one of these is correctly identified in the options given, along with its ... Smooth Heart Heart muscle contraction tissue (d) (A) Columnar Nephron Secretion epithelium and absorption

Last Answer : (a) (B) Glandular Intestine Secretion epithelium

Assertion`:-` Cells of epithelium tissues rest on a thin basement membrane. Reason`:-` Basement membrane has both fibrous and basal lamina secreted by

Description : Assertion`:-` Cells of epithelium tissues rest on a thin basement membrane. Reason`:-` Basement membrane has both fibrous and basal lamina secreted by

Last Answer : Assertion`:-` Cells of epithelium tissues rest on a thin basement membrane. Reason`:-` Basement membrane ... D. If both Assertion & Reason are false.

Assertion : Epithelium cells get their nutrientes from Adjacent cells . Reason : In epithelium tissue large intercellular spaces are present

Description : Assertion : Epithelium cells get their nutrientes from Adjacent cells . Reason : In epithelium tissue large intercellular spaces are present

Last Answer : Assertion : Epithelium cells get their nutrientes from Adjacent cells . Reason : In epithelium tissue ... . If both Assertion & Reason are false.

Assertion: Several organisms belonging to monera,fungi,algae and bryophytes produces gametes by mitosis. Reason: the plant body of the monera, fungi,a

Description : Assertion: Several organisms belonging to monera,fungi,algae and bryophytes produces gametes by mitosis. Reason: the plant body of the monera, fungi,a

Last Answer : Assertion: Several organisms belonging to monera,fungi,algae and bryophytes produces gametes by mitosis. ... , fungi,algae and bryophytes is haploid.

Assertion `:-` Proximal convoluted tubule is lined by brush-bordered cuboidal epithelium. Reason `:-` PCT is main site of selective reabsorption of us

Description : Assertion `:-` Proximal convoluted tubule is lined by brush-bordered cuboidal epithelium. Reason `:-` PCT is main site of selective reabsorption of us

Last Answer : Assertion `:-` Proximal convoluted tubule is lined by brush-bordered cuboidal epithelium. Reason `:-` ... D. If both Assertion & Reason are false.

Assertion :- Blood circulation is absent in epithelium. Reason :- power of regenration is absent in epithelium

Description : Assertion :- Blood circulation is absent in epithelium. Reason :- power of regenration is absent in epithelium

Last Answer : Assertion :- Blood circulation is absent in epithelium. Reason :- power of regenration is absent in ... D. If both Assertion & Reason are false.

Assertion : Urinary Bladder is lined by transitional epithelium . Reason : Transitional epithelium keeps the size of the bladder constant at all times

Description : Assertion : Urinary Bladder is lined by transitional epithelium . Reason : Transitional epithelium keeps the size of the bladder constant at all times

Last Answer : Assertion : Urinary Bladder is lined by transitional epithelium . Reason : Transitional epithelium keeps ... If both Assertion & Reason are false.

Assertion : Ureter and Urinery bladder are lined with Transitional Epithelium. Reason : Transitional Epithelium rest directly on Connective tissue .

Description : Assertion : Ureter and Urinery bladder are lined with Transitional Epithelium. Reason : Transitional Epithelium rest directly on Connective tissue .

Last Answer : Assertion : Ureter and Urinery bladder are lined with Transitional Epithelium. Reason : Transitional ... If both Assertion & Reason are false.

In which stage of development the embryonic cells form the germinal layers by the movement

Description : In which stage of development the embryonic cells form the germinal layers by the movement

Last Answer : In which stage of development the embryonic cells form the germinal layers by the movement A. Morula B. Blastula C. Gastrula D. Zygote

Germinal epithelial cells are cuboidal and these are found in

Description : Germinal epithelial cells are cuboidal and these are found in

Last Answer : Germinal epithelial cells are cuboidal and these are found in A. Testes B. Ovary C. Both D. None

The following are true about lymphocytes: a. T cells account for 20% of the circulating lymphocytes b. in the spleen, B cells are found in the periarteriolar areas of white pulp c. in the lymph nodes, T cells occupy the paracortical area surrounding the germinal centres. d. B cells but not T cells express surface Ig G

Description : The following are true about lymphocytes: a. T cells account for 20% of the circulating lymphocytes b. in the spleen, B cells are found in the periarteriolar areas of white pulp c. in the ... paracortical area surrounding the germinal centres. d. B cells but not T cells express surface Ig G

Last Answer : in the lymph nodes, T cells occupy the paracortical area surrounding the germinal centres

True statements about chromosome include: a. 23 chromosomes are found in germinal cells b. in female only one chromosome is activated c. the Barr body is due to inactivated X chromosome e. all above

Description : True statements about chromosome include: a. 23 chromosomes are found in germinal cells b. in female only one chromosome is activated c. the Barr body is due to inactivated X chromosome e. all above

Last Answer : all above

The ciliated columnar epithelial cells in humans are known to occur in (a) Eustachian tube and stomach lining (b) bronchioles and Fallopian tube (c) bile duct and oesophagus (d) Fallopian tube and urethra.

Description : The ciliated columnar epithelial cells in humans are known to occur in (a) Eustachian tube and stomach lining (b) bronchioles and Fallopian tube (c) bile duct and oesophagus (d) Fallopian tube and urethra.

Last Answer : (b) bronchioles and Fallopian tube

Goblet cells of alimentary canal are modified from (a) squamous epithelial cells (b) columnar epithelial cells (c) chondrocytes (d) compound epithelial cells.

Description : Goblet cells of alimentary canal are modified from (a) squamous epithelial cells (b) columnar epithelial cells (c) chondrocytes (d) compound epithelial cells.

Last Answer : (b) columnar epithelial cells

If the some reason the parietal cells of the gut epithelium become partially non-functional, what is likely to happen

Description : If the some reason the parietal cells of the gut epithelium become partially non-functional, what is likely to happen

Last Answer : If the some reason the parietal cells of the gut epithelium become partially non-functional, ... the trypsin and lipase will not work efficiently

If for some reason the parietal cells of the gut epithelium become partially non-functional, what is likely to happen? (a) The pancreatic enzymes and specially the trypsin and lipase will not work efficiently. (b) The pH of stomach will fall abruptly. (c) Steapsin will be more effective. (d) Proteins will not be adequately hydrolysed by pepsin into proteoses and peptones.

Description : If for some reason the parietal cells of the gut epithelium become partially non-functional, what is likely to happen? (a) The pancreatic enzymes and specially the trypsin and lipase will ... more effective. (d) Proteins will not be adequately hydrolysed by pepsin into proteoses and peptones.

Last Answer : (d) Proteins will not be adequately hydrolysed by pepsin into proteoses and peptones.

Assertion : Meiosis is also known as reduction division. Reason : Meiosis reduces the number of chromosomes in daughter cells.

Description : Assertion : Meiosis is also known as reduction division. Reason : Meiosis reduces the number of chromosomes in daughter cells.

Last Answer : Assertion : Meiosis is also known as reduction division. Reason : Meiosis reduces the number of ... D. If both Assertion & Reason are false.

7. Removal of gonads cannot be considered as a contraceptive option. Why? -Science

Description : 7. Removal of gonads cannot be considered as a contraceptive option. Why? -Science

Last Answer : Ans: Removal of gonads or its parts is a surgical method, of sterilization. Vasectomy and tubectomy are carried out in males and females respectively. It will lead to infertility & both male ... very effective but their irreversibility is very poor, so they are not good options for contraception.

What are the hormones secreted by Gonads (Testes, Ovaries)? -Biology

Description : What are the hormones secreted by Gonads (Testes, Ovaries)? -Biology

Last Answer : answer:

Gonads/testes develop from embryonic

Description : Gonads/testes develop from embryonic

Last Answer : Gonads/testes develop from embryonic A. Ectoderm B. Endoderm C. Mesoderm D. Both mesoderm and endoderm.

Vitamin E protects enzymes from destruction in (A) Muscles (B) Nerves (C) Gonads (D) All of these

Description : Vitamin E protects enzymes from destruction in (A) Muscles (B) Nerves (C) Gonads (D) All of these

Last Answer : Answer : D

Name the hormones produced by gonads.

Description : Name the hormones produced by gonads.

Last Answer : a) Testis secretes the male sex hormone androgen. b) Ovaries secretes the female sex hormone estrogen

What are gonads?

Description : What are gonads?

Last Answer : Gonads are the sex glands. Gonads produce sex hormones after the attainment of puberty.

Gonads develop from embryonic (a) ectoderm (b) endoderm (c) mesoderm (d) both mesoderm and endoderm.

Description : Gonads develop from embryonic (a) ectoderm (b) endoderm (c) mesoderm (d) both mesoderm and endoderm.

Last Answer : (c) mesoderm

Which is an example of negative feedback? A) Nursing action stimulates the hypothalamus to release oxytocin that triggers mammary gland milk production. B) When the blood becomes dilute, ADH is no longer released from the hypothalamus. C) Uterine stretching sends nerve impulses to the hypothalamus that releases oxytocin that triggers uterine contraction. D) FSH and LH stimulate the gonads to produce sperm or eggs. E) TRH stimulates the anterior pituitary to release thyroid-stimulating hormone.

Description : Which is an example of negative feedback? A) Nursing action stimulates the hypothalamus to release oxytocin that triggers mammary gland milk production. B) When the blood becomes dilute, ADH ... produce sperm or eggs. E) TRH stimulates the anterior pituitary to release thyroid-stimulating hormone.

Last Answer : B) When the blood becomes dilute, ADH is no longer released from the hypothalamus

The kind of epithelium which forms inner walls of blood vessels is

Description : The kind of epithelium which forms inner walls of blood vessels is

Last Answer : The kind of epithelium which forms inner walls of blood vessels is A. Squamous Epithelium ... C. columnar epithelium D. ciliated columnar epithelium

The retinal pigment epithelium (RPE): a. is sensitive to hypervitaminosis A b. isomerizes all-trans-retinal to 11-cis-retinol c. does not undergo mitosis in response to injury d. secrets the outer layer of the basal lamina that forms the Bruch's membrane.

Description : The retinal pigment epithelium (RPE): a. is sensitive to hypervitaminosis A b. isomerizes all-trans-retinal to 11-cis-retinol c. does not undergo mitosis in response to injury d. secrets the outer layer of the basal lamina that forms the Bruch's membrane.

Last Answer : isomerizes all-trans-retinal to 11-cis-retinol

The following are true about tight junction: a. it forms a barrier to water b. it is found in the blood-aqueous barrier of the ciliary body c. it is found in the blood-retinal barrier at the apex of the retinal pigment epithelium d. all above

Description : The following are true about tight junction: a. it forms a barrier to water b. it is found in the blood-aqueous barrier of the ciliary body c. it is found in the blood-retinal barrier at the apex of the retinal pigment epithelium d. all above

Last Answer : all above

Assertion :- The rate of appearance of new forms is liked to the life cycle or the life span of organisms. Reason :- The organism with short life span

Description : Assertion :- The rate of appearance of new forms is liked to the life cycle or the life span of organisms. Reason :- The organism with short life span

Last Answer : Assertion :- The rate of appearance of new forms is liked to the life cycle or the life span of ... False. D. If both Assertion & Reason are false.

Assertion :- Fossils are always reamins of hard parts of life -forms found only in rocks. Reason :- Rocks are formed due to sediments.

Description : Assertion :- Fossils are always reamins of hard parts of life -forms found only in rocks. Reason :- Rocks are formed due to sediments.

Last Answer : Assertion :- Fossils are always reamins of hard parts of life -forms found only in rocks. Reason :- ... . D. If both Assertion & Reason are false.

Assertion :- A gas mixed with another gas forms a colloidal solution. Reason :- Mixture of gases is homogenous system.

Description : Assertion :- A gas mixed with another gas forms a colloidal solution. Reason :- Mixture of gases is homogenous system.

Last Answer : Assertion :- A gas mixed with another gas forms a colloidal solution. Reason :- Mixture of gases is ... . D. If both Assertion & Reason are False.

Assertion : Phenol has lower boiling point then water Reason : Water forms more number of hydrogen bonds

Description : Assertion : Phenol has lower boiling point then water Reason : Water forms more number of hydrogen bonds

Last Answer : Assertion : Phenol has lower boiling point then water Reason : Water forms more number of hydrogen ... false D. Assertion is false, Reason is true

Assertion (A) Both rhombic and monoclinic sulphur exist as `S_(8)` but oxygen exists as `O_(2)`. Reason (R ) Oxygen forms `ppi-ppi` multiple bond due

Description : Assertion (A) Both rhombic and monoclinic sulphur exist as `S_(8)` but oxygen exists as `O_(2)`. Reason (R ) Oxygen forms `ppi-ppi` multiple bond due

Last Answer : Assertion (A) Both rhombic and monoclinic sulphur exist as `S_(8)` but oxygen exists as `O_ ... Statement-I is not correct and Statement-II is correct

Assertion (A): Oil as a cutting fluid result in a lower coefficient of friction. Reason (R): Oil forms a thin liquid film between the tool face and chip, and it provides 'hydrodynamic lubrication'. [IES- 2000] (a) Both A and R are individually true and R is the correct explanation of A (b) Both A and R are individually true but R is not the correct explanation of A (c) A is true but R is false (d) A is false but R is true

Description : Assertion (A): Oil as a cutting fluid result in a lower coefficient of friction. Reason (R): Oil forms a thin liquid film between the tool face and chip, and it provides 'hydrodynamic lubrication'. [IES- 2000] (a ... explanation of A (c) A is true but R is false (d) A is false but R is true

Last Answer : (c) A is true but R is false

Simple epithelium is made of

Description : Simple epithelium is made of

Last Answer : Simple epithelium is made of A. Nonecellular layar of hyaluronic acid B. Actively dividing cells C ... D. Compactly packed single layar of cells.