18288 + Interview Questions in Biology

1.	Ganga Action Plan and Yamuna Action Plan was initiated by
Answer» Ganga Action Plan and Yamuna Action Plan was initiated by

Discussion

2.	The serous membrane which covers the lungs is called:
Answer» The serous membrane which covers the lungs is called:

Discussion

3.	Which cells of the retina enable us to see coloured objects around us?
Answer» Which cells of the retina enable us to see coloured objects around us?

Discussion

4.	Name three groups of plants that bear archegonia. Briefy describe the life cycle of any one of them.
Answer» Name three groups of plants that bear archegonia. Briefy describe the life cycle of any one of them.

Discussion

5.	Thrombocytes are essential for coagulation of blood. Comment.
Answer» Thrombocytes are essential for coagulation of blood. Comment.

Discussion

6.	Illustrate the differences between the mechanism of action of a protein and a steroid hormone.
Answer» Illustrate the differences between the mechanism of action of a protein and a steroid hormone.

Discussion

7.	The process by which a cell secretes macro-molecules through fusion of transport vesicle to the plasma membrane is called ___________.
Answer» The process by which a cell secretes macro-molecules through fusion of transport vesicle to the plasma membrane is called ___________.

Discussion

8.	Who had proposed the chromosomal theory of the inheritance?
Answer» Who had proposed the chromosomal theory of the inheritance?

Discussion

9.	Identify which of the following option will play a vital role in the activation of nitrogenase enzyme in nitrogen fixation?
Answer» Identify which of the following option will play a vital role in the activation of nitrogenase enzyme in nitrogen fixation?

Discussion

10.	People who have migrated from the planes to an area adjoining Rohtang pass about six months back ____________
Answer» People who have migrated from the planes to an area adjoining Rohtang pass about six months back ____________

Discussion

11.	Derrida rejects the idea of ‘definitive authority of the subject’ because
Answer» Derrida rejects the idea of ‘definitive authority of the subject’ because

Discussion

12.	The sperm and the egg make different contributions to zygote. Which of the following statements about their contributions are true? (i) Sperm contributes most of the mitochondria. (ii) Egg contributes most of the cytoplasm. (iii) Both sperm and egg contribute haploid nucleus (iv) Both sperm and egg contribute centrioles.
Answer» The sperm and the egg make different contributions to zygote. Which of the following statements about their contributions are true? (i) Sperm contributes most of the mitochondria. (ii) Egg contributes most of the cytoplasm. (iii) Both sperm and egg contribute haploid nucleus (iv) Both sperm and egg contribute centrioles.

12.

The sperm and the egg make different contributions to zygote. Which of the following statements about their contributions are true? (i) Sperm contributes most of the mitochondria. (ii) Egg contributes most of the cytoplasm. (iii) Both sperm and egg contribute haploid nucleus (iv) Both sperm and egg contribute centrioles.

Answer»

The sperm and the egg make different contributions to zygote. Which of the following statements about their contributions are true?

(i) Sperm contributes most of the mitochondria.

(ii) Egg contributes most of the cytoplasm.

(iii) Both sperm and egg contribute haploid nucleus

(iv) Both sperm and egg contribute centrioles.

Discussion

13.	Central nervous system cells spend most of their life in which phase of cell cycle?
Answer» Central nervous system cells spend most of their life in which phase of cell cycle?

Discussion

14.	The enzyme essential for the transport of CO2 as bicarbonate in the blood is
Answer» The enzyme essential for the transport of ${C O}_{2}$ as bicarbonate in the blood is

Discussion

15.	What is common among the following organisms?
Answer» What is common among the following organisms?

15.

What is common among the following organisms?

Answer»

What is common among the following organisms?

Discussion

16.	Will geographical isolation be a major factor in the speciation of an organism that reproduces asexually? Why or why not? [3 MARKS]
Answer» Will geographical isolation be a major factor in the speciation of an organism that reproduces asexually? Why or why not? [3 MARKS]

Discussion

17.	Ploidy level of endosperm in angiosperms is generally
Answer» Ploidy level of endosperm in angiosperms is generally

Discussion

18.	Match the following related to post-fertilisation changes in plants Column-I Column-II A. Sepals 1. Wither B. Petals 2. Seeds C. Stamens 3. Fruit D. Ovary 4. Wither (or) Persistent E. Ovules 5. Fall off
Answer» Match the following related to post-fertilisation changes in plants Column-I Column-II A. Sepals 1. Wither B. Petals 2. Seeds C. Stamens 3. Fruit D. Ovary 4. Wither (or) Persistent E. Ovules 5. Fall off

18.

Match the following related to post-fertilisation changes in plants Column-I Column-II A. Sepals 1. Wither B. Petals 2. Seeds C. Stamens 3. Fruit D. Ovary 4. Wither (or) Persistent E. Ovules 5. Fall off

Answer»

Match the following related to post-fertilisation changes in plants

Column-I Column-II

A. Sepals 1. Wither

B. Petals 2. Seeds

C. Stamens 3. Fruit

D. Ovary 4. Wither (or) Persistent

E. Ovules 5. Fall off

Discussion

19.	When it concerns Mendel’s experiments, which among the following is the odd one out?
Answer» When it concerns Mendel’s experiments, which among the following is the odd one out?

Discussion

20.	Consider the following statements and select the correct option: (A) Intercalary meristems occur in grasses. (B) Apical meristems and intercalary meristem are primary meristems. (C) Fascicular cambium, interfascicular cambium, cork cambium are examples of lateral meristems (D) In a young dicot root, cambium is absent.
Answer» Consider the following statements and select the correct option: (A) Intercalary meristems occur in grasses. (B) Apical meristems and intercalary meristem are primary meristems. (C) Fascicular cambium, interfascicular cambium, cork cambium are examples of lateral meristems (D) In a young dicot root, cambium is absent.

20.

Consider the following statements and select the correct option: (A) Intercalary meristems occur in grasses. (B) Apical meristems and intercalary meristem are primary meristems. (C) Fascicular cambium, interfascicular cambium, cork cambium are examples of lateral meristems (D) In a young dicot root, cambium is absent.

Answer»

Consider the following statements and select the correct option:

(A) Intercalary meristems occur in grasses.

(B) Apical meristems and intercalary meristem are primary meristems.

(C) Fascicular cambium, interfascicular cambium, cork cambium are examples of lateral meristems

(D) In a young dicot root, cambium is absent.

Discussion

21.	Which of the following elements causes necrosis due to its deficiency?
Answer» Which of the following elements causes necrosis due to its deficiency?

Discussion

22.	[3] (a) Differentiate between analogous and homologous structures. (b) Select and write analogous structures from the list given below: (i) Wings of butterfly and birds (ii) Vertebrate hearts (iii) Tendrils of bougainvillea and cucurbita (iv) Tubers of sweet potato and potato
Answer» [3] (a) Differentiate between analogous and homologous structures. (b) Select and write analogous structures from the list given below: (i) Wings of butterfly and birds (ii) Vertebrate hearts (iii) Tendrils of bougainvillea and cucurbita (iv) Tubers of sweet potato and potato

Discussion

23.	Runners are present in
Answer» Runners are present in

Discussion

24.	The signals for parturition originate from:
Answer» The signals for parturition originate from:

Discussion

25.	Which of the following is a property of the endocrine system
Answer» Which of the following is a property of the endocrine system

Discussion

26.	The floral diagram of a flower does not explain
Answer» The floral diagram of a flower does not explain

Discussion

27.	Which of the following is a simple permanent tissue? 1) xylem 2)collenchyma 3) parenchyma 4)2 & 3 both
Answer» Which of the following is a simple permanent tissue? 1) xylem 2)collenchyma 3) parenchyma 4)2 & 3 both

27.

Which of the following is a simple permanent tissue? 1) xylem 2)collenchyma 3) parenchyma 4)2 & 3 both

Answer»

Which of the following is a simple permanent tissue?

1) xylem

2)collenchyma

3) parenchyma

4)2 & 3 both

Discussion

28.	An explant is a
Answer» An explant is a

Discussion

29.	2n=16 in a primary spermatocyte whisch is in metaphase of first meiotic division. What shall be the total number of chromatids in each of the secondary spermatocyte?
Answer» 2n=16 in a primary spermatocyte whisch is in metaphase of first meiotic division. What shall be the total number of chromatids in each of the secondary spermatocyte?

Discussion

30.	Which of the following hormones stimulates the secretion of pancreatic enzyme from the pancreas?
Answer» Which of the following hormones stimulates the secretion of pancreatic enzyme from the pancreas?

Discussion

31.	Regeneration of a plant cell to give rise to a new plant is called
Answer» Regeneration of a plant cell to give rise to a new plant is called

Discussion

32.	What do hardwood and softwood stand for?
Answer» What do hardwood and softwood stand for?

Discussion

33.	In some plants, the anthers and stigma grow and mature at the same time. This phenomenon is called
Answer» In some plants, the anthers and stigma grow and mature at the same time. This phenomenon is called

Discussion

34.	Which one of the following groups includes sexually transmitted diseases?
Answer» Which one of the following groups includes sexually transmitted diseases?

Discussion

35.	Synapsis is pairing of
Answer» Synapsis is pairing of

Discussion

36.	Which of the following is true about atrial natriuretic peptide
Answer» Which of the following is true about atrial natriuretic peptide

36.

Which of the following is true about atrial natriuretic peptide

Answer»

Which of the following is true about atrial natriuretic peptide

Discussion

37.	The ability of anion to undergo distortion is called its:
Answer» The ability of anion to undergo distortion is called its:

Discussion

38.	In the genetic code dictionary how many codons are used to code for all the 20 essential amino acids? (A) 20 (B) 64 (C) 61 (D) 60
Answer» In the genetic code dictionary how many codons are used to code for all the 20 essential amino acids? (A) 20 (B) 64 (C) 61 (D) 60

Discussion

39.	Probiotics are
Answer» Probiotics are

Discussion

40.	Function of filiform apparatus is to:
Answer» Function of filiform apparatus is to:

Discussion

41.	Identify the correct matching pair. Type of RNAFormFunctionImRNAMessengercarrier of information to ribosomesIIrRNARibosomalinitiates synthesis of proteins IIItRNATransferTransport of amino acids to ribosomes
Answer» Identify the correct matching pair. $\begin{matrix} Type of RNA & Form & Function I & mRNA & Messenger & carrier of information to ribosomes II & rRNA & Ribosomal & initiates synthesis of proteins III & tRNA & Transfer & Transport of amino acids to ribosomes \end{matrix}$

41.

Identify the correct matching pair. Type of RNAFormFunctionImRNAMessengercarrier of information to ribosomesIIrRNARibosomalinitiates synthesis of proteins IIItRNATransferTransport of amino acids to ribosomes

Answer»

Identify the correct matching pair.

$\begin{matrix} Type of RNA & Form & Function I & mRNA & Messenger & carrier of information to ribosomes II & rRNA & Ribosomal & initiates synthesis of proteins III & tRNA & Transfer & Transport of amino acids to ribosomes \end{matrix}$

Discussion

42.	A village is affected by numerous cases of fluorosis. Doctors treating this patient learn that the majority of the drinking water for the village is drawn from a well. The water from the well looks crystal clear. However, the doctor sends the water for chemical testing. Regarding this an assertion and reason are made by the doctor. Please select the right option. Assertion [A]: The clear looking water from the well contains high amount of minerals, especially fluorine. Reason [R]: Water impurities are always microscopic or submicroscopic; clear water need not be potable water.
Answer» A village is affected by numerous cases of fluorosis. Doctors treating this patient learn that the majority of the drinking water for the village is drawn from a well. The water from the well looks crystal clear. However, the doctor sends the water for chemical testing. Regarding this an assertion and reason are made by the doctor. Please select the right option. Assertion [A]: The clear looking water from the well contains high amount of minerals, especially fluorine. Reason [R]: Water impurities are always microscopic or submicroscopic; clear water need not be potable water.

Discussion

43.	Multicostate parallel type of venation is found in the leaves of
Answer» Multicostate parallel type of venation is found in the leaves of

Discussion

44.	Which of the following statement is incorrect? (a) ADH prevents conversion of angiotensinogen in blood to angiotensin (b) Aldosterone facilitates water reabsorption (c) ANF enhances sodium reabsorption (d) Renin causes vasodilation
Answer» Which of the following statement is incorrect? (a) ADH prevents conversion of angiotensinogen in blood to angiotensin (b) Aldosterone facilitates water reabsorption (c) ANF enhances sodium reabsorption (d) Renin causes vasodilation

Discussion

45.	Outline salient features of carbon cycling in an ecosystem.
Answer» Outline salient features of carbon cycling in an ecosystem.

Discussion

46.	What are the suggested reasons for population explosion?
Answer» What are the suggested reasons for population explosion?

Discussion

47.	What are the light and dark reactions of photosynthesis?
Answer» What are the light and dark reactions of photosynthesis?

Discussion

48.	The cell A has an osmotic potential of-20 bars and a pressure potential of + 6 bars. What will be its water potential?
Answer» The cell A has an osmotic potential of-20 bars and a pressure potential of + 6 bars. What will be its water potential?

Discussion

49.	Study the given diagram: A is an embryonic stage which gets transformed into B, which in turn gets implanted in the endometrium in human females. a) Identify A , B and its parts C and D. b) State the fate of C and D in the course of embryonic developement in humans. [3 marks]
Answer» Study the given diagram: A is an embryonic stage which gets transformed into B, which in turn gets implanted in the endometrium in human females. a) Identify A , B and its parts C and D. b) State the fate of C and D in the course of embryonic developement in humans. [3 marks]

Discussion

50.	Write the products of hydrolysis of lactose.
Answer» Write the products of hydrolysis of lactose.

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Ganga Action Plan and Yamuna Action Plan was initiated by

The serous membrane which covers the lungs is called:

Which cells of the retina enable us to see coloured objects around us?

Name three groups of plants that bear archegonia. Briefy describe the life cycle of any one of them.

Thrombocytes are essential for coagulation of blood. Comment.

Illustrate the differences between the mechanism of action of a protein and a steroid hormone.

The process by which a cell secretes macro-molecules through fusion of transport vesicle to the plasma membrane is called ___________.

Who had proposed the chromosomal theory of the inheritance?

Identify which of the following option will play a vital role in the activation of nitrogenase enzyme in nitrogen fixation?

People who have migrated from the planes to an area adjoining Rohtang pass about six months back ____________

Derrida rejects the idea of ‘definitive authority of the subject’ because

Central nervous system cells spend most of their life in which phase of cell cycle?

The enzyme essential for the transport of CO2 as bicarbonate in the blood is

What is common among the following organisms?

Will geographical isolation be a major factor in the speciation of an organism that reproduces asexually? Why or why not? [3 MARKS]

Ploidy level of endosperm in angiosperms is generally

Match the following related to post-fertilisation changes in plants Column-I Column-II A. Sepals 1. Wither B. Petals 2. Seeds C. Stamens 3. Fruit D. Ovary 4. Wither (or) Persistent E. Ovules 5. Fall off

When it concerns Mendel’s experiments, which among the following is the odd one out?

Which of the following elements causes necrosis due to its deficiency?

[3] (a) Differentiate between analogous and homologous structures. (b) Select and write analogous structures from the list given below: (i) Wings of butterfly and birds (ii) Vertebrate hearts (iii) Tendrils of bougainvillea and cucurbita (iv) Tubers of sweet potato and potato

Runners are present in

The signals for parturition originate from:

Which of the following is a property of the endocrine system

The floral diagram of a flower does not explain

Which of the following is a simple permanent tissue? 1) xylem 2)collenchyma 3) parenchyma 4)2 &amp; 3 both

An explant is a

2n=16 in a primary spermatocyte whisch is in metaphase of first meiotic division. What shall be the total number of chromatids in each of the secondary spermatocyte?

Which of the following hormones stimulates the secretion of pancreatic enzyme from the pancreas?

Regeneration of a plant cell to give rise to a new plant is called

What do hardwood and softwood stand for?

In some plants, the anthers and stigma grow and mature at the same time. This phenomenon is called

Which one of the following groups includes sexually transmitted diseases?

Synapsis is pairing of

Which of the following is true about atrial natriuretic peptide

The ability of anion to undergo distortion is called its:

In the genetic code dictionary how many codons are used to code for all the 20 essential amino acids? (A) 20 (B) 64 (C) 61 (D) 60

Probiotics are

Function of filiform apparatus is to:

Identify the correct matching pair. Type of RNAFormFunctionImRNAMessengercarrier of information to ribosomesIIrRNARibosomalinitiates synthesis of proteins IIItRNATransferTransport of amino acids to ribosomes

Multicostate parallel type of venation is found in the leaves of

Which of the following statement is incorrect? (a) ADH prevents conversion of angiotensinogen in blood to angiotensin (b) Aldosterone facilitates water reabsorption (c) ANF enhances sodium reabsorption (d) Renin causes vasodilation

Outline salient features of carbon cycling in an ecosystem.

What are the suggested reasons for population explosion?

What are the light and dark reactions of photosynthesis?

The cell A has an osmotic potential of-20 bars and a pressure potential of + 6 bars. What will be its water potential?

Study the given diagram: A is an embryonic stage which gets transformed into B, which in turn gets implanted in the endometrium in human females. a) Identify A , B and its parts C and D. b) State the fate of C and D in the course of embryonic developement in humans. [3 marks]

Write the products of hydrolysis of lactose.

Which of the following is a simple permanent tissue? 1) xylem 2)collenchyma 3) parenchyma 4)2 & 3 both