18288 + Interview Questions in Biology

1.	Aggregate fruit is formed from
Answer» Aggregate fruit is formed from

Discussion

2.	The process of artificial kidney dialysis is shown schematically using the following symbols: Which of the following correctly depicts the process?
Answer» The process of artificial kidney dialysis is shown schematically using the following symbols: Which of the following correctly depicts the process?

Discussion

3.	Which of the following bacteria converts ammonia to nitrite?
Answer» Which of the following bacteria converts ammonia to nitrite?

Discussion

4.	How muscle fibres are covered by endomycium or by sarcolemma?
Answer» How muscle fibres are covered by endomycium or by sarcolemma?

Discussion

5.	Grafting is successful in dicots but not in monocots because the dicots have
Answer» Grafting is successful in dicots but not in monocots because the dicots have

Discussion

6.	WHAT IS PHOTORECEPTOR IN EUGLENA
Answer» WHAT IS PHOTORECEPTOR IN EUGLENA

Discussion

7.	TSH from the anterior lobe of pituitary controls the production of thyroxine from the thyroid gland. If half-life of thyroxine is about 4 days,what will be the level of TSH after 8 days of the removal of thyroid?
Answer» TSH from the anterior lobe of pituitary controls the production of thyroxine from the thyroid gland. If half-life of thyroxine is about 4 days,what will be the level of TSH after 8 days of the removal of thyroid?

Discussion

8.	For transformation, micro-particles coated with DNA to be bombarded with gene gun are made up of
Answer» For transformation, micro-particles coated with DNA to be bombarded with gene gun are made up of

Discussion

9.	Question 3Give an example of a plant hormone that promotes growth.
Answer» Question 3 Give an example of a plant hormone that promotes growth.

Discussion

10.	The positive pressure in root is created by
Answer» The positive pressure in root is created by

Discussion

11.	Question 4Which of the following statement is incorrect?(a) For every hormone, there is a gene.(b) For every protein, there is a gene.(c) For the production of every enzyme, there is a gene.(d) For every molecule of fat, there is a gene.
Answer» Question 4 Which of the following statement is incorrect? (a) For every hormone, there is a gene. (b) For every protein, there is a gene. (c) For the production of every enzyme, there is a gene. (d) For every molecule of fat, there is a gene.

Discussion

12.	Which of the following is a mode of nutrition in Cyanobacteria?
Answer» Which of the following is a mode of nutrition in Cyanobacteria?

Discussion

13.	Assertion (A) Nitrogen-fixing enzyme in legume root nodules functions at low oxygen concentration. Reason (R) Low oxygen concentration is provided by leghaemoglobin.
Answer» Assertion (A) Nitrogen-fixing enzyme in legume root nodules functions at low oxygen concentration. Reason (R) Low oxygen concentration is provided by leghaemoglobin.

Discussion

14.	Give examples to prove that microbes release gases during metabolism.
Answer» Give examples to prove that microbes release gases during metabolism.

Discussion

15.	Chief cells of the gastric glands are
Answer» Chief cells of the gastric glands are

Discussion

16.	Which of the following carboxylic acid undergoes decarboxylation easily?
Answer» Which of the following carboxylic acid undergoes decarboxylation easily?

Discussion

17.	What are the functions of different organelles of the cell?
Answer» What are the functions of different organelles of the cell?

Discussion

18.	Mention the advantages of selecting pea plant for experiment by Mendel.
Answer» Mention the advantages of selecting pea plant for experiment by Mendel.

Discussion

19.	Does high cholesterol level affect sperms?
Answer» Does high cholesterol level affect sperms?

Discussion

20.	Locations on sites in the human DNA where single base DNA differences occurs are called
Answer» Locations on sites in the human DNA where single base DNA differences occurs are called

Discussion

21.	Question 22Two chambered heart is found in (a) crocodiles(b) fish(c) aves(d) amphibians
Answer» Question 22 Two chambered heart is found in (a) crocodiles (b) fish (c) aves (d) amphibians

Discussion

22.	Question 18According to the evolutionary theory, the formation of a new species is generally due to(a) sudden creation by nature(b) accumulation of variations over several generations(c) clones formed during asexual reproduction(d) movement of individuals from one habitat to another
Answer» Question 18 According to the evolutionary theory, the formation of a new species is generally due to (a) sudden creation by nature (b) accumulation of variations over several generations (c) clones formed during asexual reproduction (d) movement of individuals from one habitat to another

Discussion

23.	A brown eyed couple has a blue – eyed child. The trait of brown eye (B) is dominant over blue–eye (b). What is the genotype of the couple?
Answer» A brown eyed couple has a blue – eyed child. The trait of brown eye (B) is dominant over blue–eye (b). What is the genotype of the couple?

Discussion

24.	Who provided experimental evidence to support theory of origin of life from inanimate matter?
Answer» Who provided experimental evidence to support theory of origin of life from inanimate matter?

Discussion

25.	Which can be explained as applications of Le-Chatelier's principle?
Answer» Which can be explained as applications of Le- Chatelier's principle?

Discussion

26.	How is photosynthesis similar in C4 and CAM plants?
Answer» How is photosynthesis similar in C4 and CAM plants?

Discussion

27.

A fruit grower can use two types of fertilizer in his garden, brand P and Q. The amounts (in kg) of nirogen, phosphoric acid, potash, and chlorine in a bag of each brand are given in the table. Tests indicates that the garden needs at least 240 kg of phosphoric acid, at least 270 kg of potash and at most 310 kg of chlorine. kg per bag Brand P Brand P Nitrogen 3 3.5 Phosphoric acid 1 2 Potash 3 1.5 Chlorine 1.5 2 If the grower wants to minimize the amount of nitrogen added to the garden, how many bags of each brand should be used? What is the minimum amount of nitrogen added in the garden?

Answer» A fruit grower can use two types of fertilizer in his garden, brand P and Q. The amounts (in kg) of nirogen, phosphoric acid, potash, and chlorine in a bag of each brand are given in the table. Tests indicates that the garden needs at least 240 kg of phosphoric acid, at least 270 kg of potash and at most 310 kg of chlorine.

kg per bag
	Brand P	Brand P
Nitrogen	3	3.5
Phosphoric acid	1	2
Potash	3	1.5
Chlorine	1.5	2

If the grower wants to minimize the amount of nitrogen added to the garden, how many bags of each brand should be used? What is the minimum amount of nitrogen added in the garden?

Discussion

28.	Cytological evidence to Mendel’s law of segregation can be observed in
Answer» Cytological evidence to Mendel’s law of segregation can be observed in

Discussion

29.	Explain hormonal changes during menstrual cycle
Answer» Explain hormonal changes during menstrual cycle

Discussion

30.	Does somatic cells form antibodies? If no then how are they protected?
Answer» Does somatic cells form antibodies? If no then how are they protected?

Discussion

31.	You have studied mitosis in onion root tip cells. It has 16 chromosomes in each cell. Can you tell:(ii) Also, what will be the DNA content of the cells at G1, after S and at G2, if the content after M phase is 2C?
Answer» You have studied mitosis in onion root tip cells. It has 16 chromosomes in each cell. Can you tell: (ii) Also, what will be the DNA content of the cells at $G_{1}$ , after S and at $G_{2}$ , if the content after M phase is 2C?

Discussion

32.	A dopamine tract from the hypothalamus plays an important role in regulating the release of prolactin. All of the following are true regarding prolactin except
Answer» A dopamine tract from the hypothalamus plays an important role in regulating the release of prolactin. All of the following are true regarding prolactin except

Discussion

33.	Binomial nomenclature usually consists of words/parts of
Answer» Binomial nomenclature usually consists of words/parts of

Discussion

34.	What are dangling bonds ?
Answer» What are dangling bonds ?

Discussion

35.	7.\overline1
Answer» 7.\overline1

Discussion

36.	Name the layers of meninges that help in the protection of brain.
Answer» Name the layers of meninges that help in the protection of brain.

Discussion

37.	Sclereid is a
Answer» Sclereid is a

Discussion

38.	What is the difference between chromosome and genes ?
Answer» What is the difference between chromosome and genes ?

Discussion

39.	Differentiate between the near point and the far point of a human eye.
Answer» Differentiate between the near point and the far point of a human eye.

Discussion

40.	Explain sign convention for upward and downward motion in detail with diagram
Answer» Explain sign convention for upward and downward motion in detail with diagram

Discussion

41.	how pcr occurs in plasmid dna?
Answer» how pcr occurs in plasmid dna?

Discussion

42.	Which one of the following diseases is communicable and not caused by a bacteria?
Answer» Which one of the following diseases is communicable and not caused by a bacteria?

Discussion

43.	Keratins and albumins are examples of
Answer» Keratins and albumins are examples of

Discussion

44.	Réécris les phrases ci-dessus en remplaçant le, la, leur, lui :Nous la regardons : ............................................ !Vous leur parlez : ............................................ !Tu les achètes : ............................................ !Nous lui écrivons : ............................................ !
Answer» Réécris les phrases ci-dessus en remplaçant le, la, leur, lui : Nous la regardons : ............................................ ! Vous leur parlez : ............................................ ! Tu les achètes : ............................................ ! Nous lui écrivons : ............................................ !

Discussion

45.	Select the part of the excretory system where urine is produced.
Answer» Select the part of the excretory system where urine is produced.

Discussion

46.	What is the pH and chemical formula of surfactants?
Answer» What is the pH and chemical formula of surfactants?

Discussion

47.	Interdigitation means
Answer» Interdigitation means

Discussion

48.	17. So3 is partially dissociate into so2 and o2 at 900k and 1 atm. Equilibrium density is 0.866g/dm3. Degree of dissociation of so3 is? 1. 20% 2. 25% 3. 50% 4. 75%
Answer» 17. So3 is partially dissociate into so2 and o2 at 900k and 1 atm. Equilibrium density is 0.866g/dm3. Degree of dissociation of so3 is? 1. 20% 2. 25% 3. 50% 4. 75%

Discussion

49.	how h2so4 a strong acid
Answer» how h2so4 a strong acid

Discussion

50.	If gene frequency between genes a and c is 2%, b and c is 13%, a and b 15%, c and d 17% and a and d 19% , what will be the sequence of these genes in a chromosome
Answer» If gene frequency between genes a and c is 2%, b and c is 13%, a and b 15%, c and d 17% and a and d 19% , what will be the sequence of these genes in a chromosome

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Aggregate fruit is formed from

The process of artificial kidney dialysis is shown schematically using the following symbols: Which of the following correctly depicts the process?

Which of the following bacteria converts ammonia to nitrite?

How muscle fibres are covered by endomycium or by sarcolemma?

Grafting is successful in dicots but not in monocots because the dicots have

WHAT IS PHOTORECEPTOR IN EUGLENA

TSH from the anterior lobe of pituitary controls the production of thyroxine from the thyroid gland. If half-life of thyroxine is about 4 days,what will be the level of TSH after 8 days of the removal of thyroid?

For transformation, micro-particles coated with DNA to be bombarded with gene gun are made up of

Question 3Give an example of a plant hormone that promotes growth.

The positive pressure in root is created by

Question 4Which of the following statement is incorrect?(a) For every hormone, there is a gene.(b) For every protein, there is a gene.(c) For the production of every enzyme, there is a gene.(d) For every molecule of fat, there is a gene.

Which of the following is a mode of nutrition in Cyanobacteria?

Assertion (A) Nitrogen-fixing enzyme in legume root nodules functions at low oxygen concentration. Reason (R) Low oxygen concentration is provided by leghaemoglobin.

Give examples to prove that microbes release gases during metabolism.

Chief cells of the gastric glands are

Which of the following carboxylic acid undergoes decarboxylation easily?

What are the functions of different organelles of the cell?

Mention the advantages of selecting pea plant for experiment by Mendel.

Does high cholesterol level affect sperms?

Locations on sites in the human DNA where single base DNA differences occurs are called

Question 22Two chambered heart is found in (a) crocodiles(b) fish(c) aves(d) amphibians

Question 18According to the evolutionary theory, the formation of a new species is generally due to(a) sudden creation by nature(b) accumulation of variations over several generations(c) clones formed during asexual reproduction(d) movement of individuals from one habitat to another

A brown eyed couple has a blue – eyed child. The trait of brown eye (B) is dominant over blue–eye (b). What is the genotype of the couple?

Who provided experimental evidence to support theory of origin of life from inanimate matter?

Which can be explained as applications of Le-Chatelier's principle?

How is photosynthesis similar in C4 and CAM plants?

Cytological evidence to Mendel’s law of segregation can be observed in

Explain hormonal changes during menstrual cycle

Does somatic cells form antibodies? If no then how are they protected?

You have studied mitosis in onion root tip cells. It has 16 chromosomes in each cell. Can you tell:(ii) Also, what will be the DNA content of the cells at G1, after S and at G2, if the content after M phase is 2C?

A dopamine tract from the hypothalamus plays an important role in regulating the release of prolactin. All of the following are true regarding prolactin except

Binomial nomenclature usually consists of words/parts of

What are dangling bonds ?

7.\overline1

Name the layers of meninges that help in the protection of brain.

Sclereid is a

What is the difference between chromosome and genes ?

Differentiate between the near point and the far point of a human eye.

Explain sign convention for upward and downward motion in detail with diagram

how pcr occurs in plasmid dna?

Which one of the following diseases is communicable and not caused by a bacteria?

Keratins and albumins are examples of

Select the part of the excretory system where urine is produced.

What is the pH and chemical formula of surfactants?

Interdigitation means

17. So3 is partially dissociate into so2 and o2 at 900k and 1 atm. Equilibrium density is 0.866g/dm3. Degree of dissociation of so3 is? 1. 20% 2. 25% 3. 50% 4. 75%

how h2so4 a strong acid

If gene frequency between genes a and c is 2%, b and c is 13%, a and b 15%, c and d 17% and a and d 19% , what will be the sequence of these genes in a chromosome