18288 + Interview Questions in Biology

1.	________ is a fatty acid not synthesised in the human body.
Answer» ________ is a fatty acid not synthesised in the human body.

Discussion

2.	Which end is the TATA sequence present on?
Answer» Which end is the TATA sequence present on?

Discussion

3.	Enumerate any six essentials of good, effective Dairy Farm Management Practices.
Answer» Enumerate any six essentials of good, effective Dairy Farm Management Practices.

Discussion

4.	The lubricant secreted by the root cap is called __.
Answer» The lubricant secreted by the root cap is called __.

Discussion

5.	Which of the following biomolecules are not strictly macromolecules?
Answer» Which of the following biomolecules are not strictly macromolecules?

Discussion

6.	Chemicals which are released at the synaptic junctions are called (a) hormone (b) neurotransmitters (c) cerebrospinal fluid (d) lymph
Answer» Chemicals which are released at the synaptic junctions are called (a) hormone (b) neurotransmitters (c) cerebrospinal fluid (d) lymph

6.

Chemicals which are released at the synaptic junctions are called (a) hormone (b) neurotransmitters (c) cerebrospinal fluid (d) lymph

Answer»

Chemicals which are released at the synaptic junctions are called

(a) hormone (b) neurotransmitters

(c) cerebrospinal fluid (d) lymph

Discussion

7.	Passage cells are thin walled cell found in:
Answer» Passage cells are thin walled cell found in:

Discussion

8.	Natural system of classification is
Answer» Natural system of classification is

Discussion

9.	Based on molecular forces what type of polymer is neoprene ?
Answer» Based on molecular forces what type of polymer is neoprene ?

Discussion

10.	Hashimoto's disease is related to.
Answer» Hashimoto's disease is related to.

Discussion

11.	Describe the following: (a) synapsis (b) bivalent (c) chiasmata Draw a diagram to illustrate your answer.
Answer» Describe the following: (a) synapsis (b) bivalent (c) chiasmata Draw a diagram to illustrate your answer.

11.

Describe the following: (a) synapsis (b) bivalent (c) chiasmata Draw a diagram to illustrate your answer.

Answer»

Describe the following:

(a) synapsis (b) bivalent (c) chiasmata

Draw a diagram to illustrate your answer.

Discussion

12.	Rise in respiration during fruit ripening is called
Answer» Rise in respiration during fruit ripening is called

Discussion

13.	Gout that leads to arthritis is associated with abnormality of
Answer» Gout that leads to arthritis is associated with abnormality of

Discussion

14.	What are the main characteristics of an enzyme ?
Answer» What are the main characteristics of an enzyme ?

Discussion

15.	Deficiency of which of the following can cause yellowing of intravenous regions of leaves?
Answer» Deficiency of which of the following can cause yellowing of intravenous regions of leaves?

Discussion

16.	Hybrids formed in a cross exhibit
Answer» Hybrids formed in a cross exhibit

Discussion

17.	A conventional method for naming restriction enzymes is followed.In case of Eco RI,what do the following indicate
Answer» A conventional method for naming restriction enzymes is followed.In case of Eco RI,what do the following indicate

Discussion

18.	Which of the following is the trophic level of an orchid growing on a mango tree?
Answer» Which of the following is the trophic level of an orchid growing on a mango tree?

Discussion

19.	Question 28 In a bisexual flower, the young stamens are removed artificially but the flower produces fruit. Provide a suitable explanation for the given situation.
Answer» Question 28 In a bisexual flower, the young stamens are removed artificially but the flower produces fruit. Provide a suitable explanation for the given situation.

Discussion

20.	The most common type of asexual reproduction in protozoa is____.
Answer» The most common type of asexual reproduction in protozoa is____.

Discussion

21.	How many types of gametes will form in F2 progeny of cross between AABBCC and aabbcc
Answer» How many types of gametes will form in $F_{2}$ progeny of cross between AABBCC and aabbcc

Discussion

22.	If karyokinesis is not followed by cytokinesis, then it gives rise to:
Answer» If karyokinesis is not followed by cytokinesis, then it gives rise to:

Discussion

23.	Explain Rh-incompatibility in humans.
Answer» Explain Rh-incompatibility in humans.

Discussion

24.	Question 29: Explain in 2-3 line of the following term with the help of of examples taken from different plant tissues. Differentaition De-differentiation Re-differentiation
Answer» Question 29: Explain in 2-3 line of the following term with the help of of examples taken from different plant tissues. Differentaition De-differentiation Re-differentiation

24.

Question 29: Explain in 2-3 line of the following term with the help of of examples taken from different plant tissues. Differentaition De-differentiation Re-differentiation

Answer»

Question 29:

Explain in 2-3 line of the following term with the help of of examples taken from different plant tissues.
Differentaition

De-differentiation

Re-differentiation

Discussion

25.	Question 30.4 Brassica campestris Linn What is the meaning of Linn written at the end of the name?
Answer» Question 30.4 Brassica campestris Linn What is the meaning of Linn written at the end of the name?

25.

Question 30.4 Brassica campestris Linn What is the meaning of Linn written at the end of the name?

Answer»

Question 30.4

Brassica campestris Linn

What is the meaning of Linn written at the end of the name?

Discussion

26.	Hutchinson's system of classification was revised in
Answer» Hutchinson's system of classification was revised in

Discussion

27.	Select the two wrong statements from the following (1) Plant families Convolvulaceae and Solanaceae are included in the order Polemoniales based on the vegetative characters. (2) Plant families Convolvulaceae and Solanaceae are included in the order Polemonials based on the floral characters. (3) The animal order Carnivora, includes families like Felidae and Canidae. (4) Fishes, amphibians, reptiles and birds belong to the same class in animal classification.
Answer» Select the two wrong statements from the following (1) Plant families Convolvulaceae and Solanaceae are included in the order Polemoniales based on the vegetative characters. (2) Plant families Convolvulaceae and Solanaceae are included in the order Polemonials based on the floral characters. (3) The animal order Carnivora, includes families like Felidae and Canidae. (4) Fishes, amphibians, reptiles and birds belong to the same class in animal classification.

27.

Select the two wrong statements from the following (1) Plant families Convolvulaceae and Solanaceae are included in the order Polemoniales based on the vegetative characters. (2) Plant families Convolvulaceae and Solanaceae are included in the order Polemonials based on the floral characters. (3) The animal order Carnivora, includes families like Felidae and Canidae. (4) Fishes, amphibians, reptiles and birds belong to the same class in animal classification.

Answer»

Select the two wrong statements from the following

(1) Plant families Convolvulaceae and Solanaceae are included in the order Polemoniales based on the vegetative characters.

(2) Plant families Convolvulaceae and Solanaceae are included in the order Polemonials based on the floral characters.

(3) The animal order Carnivora, includes families like Felidae and Canidae.

(4) Fishes, amphibians, reptiles and birds belong to the same class in animal classification.

Discussion

28.	How does the biological oxygen demand get affected with the increased presence of organic matter in water?
Answer» How does the biological oxygen demand get affected with the increased presence of organic matter in water?

Discussion

29.	Is allosteric inhibition only applicable in the lock and key mechanism? Since the induced fit theory tells that the substrate can actually induce a change in the active site of the enzyme, hence even if the inibitor attaches itself to the enzyme, the substrate can attach to it (by changing the shape of the active site).
Answer» Is allosteric inhibition only applicable in the lock and key mechanism? Since the induced fit theory tells that the substrate can actually induce a change in the active site of the enzyme, hence even if the inibitor attaches itself to the enzyme, the substrate can attach to it (by changing the shape of the active site).

Discussion

30.	Casparian strip is found in
Answer» Casparian strip is found in

Discussion

31.	Difference between theca and lobe of an anther.
Answer» Difference between theca and lobe of an anther.

Discussion

32.	Genes responsible for albinism and phenylketonuria are
Answer» Genes responsible for albinism and phenylketonuria are

Discussion

33.	Question 12 Plastid differs from mitochondria on the basis of one of the following features. Mark the right answer. (a) Presence of two layers of membrane (b) Presence of ribosome (c) Presence of thylakoids (d) Presence of DNA
Answer» Question 12 Plastid differs from mitochondria on the basis of one of the following features. Mark the right answer. (a) Presence of two layers of membrane (b) Presence of ribosome (c) Presence of thylakoids (d) Presence of DNA

33.

Question 12 Plastid differs from mitochondria on the basis of one of the following features. Mark the right answer. (a) Presence of two layers of membrane (b) Presence of ribosome (c) Presence of thylakoids (d) Presence of DNA

Answer»

Question 12

Plastid differs from mitochondria on the basis of one of the following features. Mark the right answer.

(a) Presence of two layers of membrane

(b) Presence of ribosome

(c) Presence of thylakoids

(d) Presence of DNA

Discussion

34.	Why (and how) does the male gamete cell fuses with the female gamete cell of a plant? Is it because of the reason that both of the gametes have different charges and hence attract each other or is it like that they form a (Chemistry) bond?
Answer» Why (and how) does the male gamete cell fuses with the female gamete cell of a plant? Is it because of the reason that both of the gametes have different charges and hence attract each other or is it like that they form a (Chemistry) bond?

34.

Why (and how) does the male gamete cell fuses with the female gamete cell of a plant? Is it because of the reason that both of the gametes have different charges and hence attract each other or is it like that they form a (Chemistry) bond?

Answer»

Why (and how) does the male gamete cell fuses with the female gamete cell of a plant?

Is it because of the reason that both of the gametes have different charges and hence attract each other or is it like that they form a (Chemistry) bond?

Discussion

35.	What is a bisexual flower? Collect five bisexual flowers from your neighbourhood and with the help of your teacher find out their common and scientific names.
Answer» What is a bisexual flower? Collect five bisexual flowers from your neighbourhood and with the help of your teacher find out their common and scientific names.

Discussion

36.	Take one flower each of families Fabaceae and Solanaceae and write its semitechnical description. Also, draw their floral diagrams after studying them.
Answer» Take one flower each of families Fabaceae and Solanaceae and write its semitechnical description. Also, draw their floral diagrams after studying them.

Discussion

37.	The xylem tissue takes water from the roots to the leaves through the __.
Answer» The xylem tissue takes water from the roots to the leaves through the __.

Discussion

38.	Human activities interfere with carbon cycle. List any tow such activities.
Answer» Human activities interfere with carbon cycle. List any tow such activities.

Discussion

39.	Pick out the correct statements (a) Haemophilia is a sex linked recessive disease (b) Down’s syndrome is due to aneuploidy (c) Phenyl ketonuria is an autosomal recessive gene disorder. (d) Sickle cell anaemia is an X – linked recessive gene disorder
Answer» Pick out the correct statements (a) Haemophilia is a sex linked recessive disease (b) Down’s syndrome is due to aneuploidy (c) Phenyl ketonuria is an autosomal recessive gene disorder. (d) Sickle cell anaemia is an X – linked recessive gene disorder

39.

Pick out the correct statements (a) Haemophilia is a sex linked recessive disease (b) Down’s syndrome is due to aneuploidy (c) Phenyl ketonuria is an autosomal recessive gene disorder. (d) Sickle cell anaemia is an X – linked recessive gene disorder

Answer»

Pick out the correct statements

(a) Haemophilia is a sex linked recessive disease

(b) Down’s syndrome is due to aneuploidy

(c) Phenyl ketonuria is an autosomal recessive gene disorder.

(d) Sickle cell anaemia is an X – linked recessive gene disorder

Discussion

40.	Explain the expression of lac operon genes in E.coli growing in lactose containing culture medium. [5]
Answer» Explain the expression of lac operon genes in E.coli growing in lactose containing culture medium. [5]

Discussion

41.	Difference between chromatin and chromatids ?
Answer» Difference between chromatin and chromatids ?

Discussion

42.	Synergids are
Answer» Synergids are

Discussion

43.	ABA, is involved in
Answer» ABA, is involved in

Discussion

44.	When fats are to be respired they get broken to simple oxidisable forms - fatty acids and glycerol where they enter the respiratory pathway through various __. Fatty acid gets converted to acetyl-CoA and glycerol to PGAL to enter Krebs cycle.
Answer» When fats are to be respired they get broken to simple oxidisable forms - fatty acids and glycerol where they enter the respiratory pathway through various __. Fatty acid gets converted to acetyl-CoA and glycerol to PGAL to enter Krebs cycle.

Discussion

45.	Homeobox sequences
Answer» Homeobox sequences

Discussion

46.	Question 42.1 A process is occurring throughout the day, in 'X' organism. Cells are participating in this process. During this process ATP, CO2 amd water are evolved, It is not a light dependent process. (a) Name the process. (b) Is it a catabolic or an anabolic process? (c) What could be the raw material of this process?
Answer» Question 42.1 A process is occurring throughout the day, in 'X' organism. Cells are participating in this process. During this process ATP, $C O_{2}$ amd water are evolved, It is not a light dependent process. (a) Name the process. (b) Is it a catabolic or an anabolic process? (c) What could be the raw material of this process?

46.

Question 42.1 A process is occurring throughout the day, in 'X' organism. Cells are participating in this process. During this process ATP, CO2 amd water are evolved, It is not a light dependent process. (a) Name the process. (b) Is it a catabolic or an anabolic process? (c) What could be the raw material of this process?

Answer»

Question 42.1
A process is occurring throughout the day, in 'X' organism. Cells are participating in this process. During this process ATP, $C O_{2}$ amd water are evolved, It is not a light dependent process.
(a) Name the process.

(b) Is it a catabolic or an anabolic process?

(c) What could be the raw material of this process?

Discussion

47.	Frog is called amphibian because
Answer» Frog is called amphibian because

Discussion

48.	DNA has in it four types of nitrogen bases. They are
Answer» DNA has in it four types of nitrogen bases. They are

Discussion

49.	A phospholipid has
Answer» A phospholipid has

Discussion

50.	In sweat pea, genes C and P are necessary for colours in flowers. The flowers are white in the absence of either or both the genes. What will be the percentage of coloured flowers in the offspring of the cross Ccpp × ccPp?
Answer» In sweat pea, genes C and P are necessary for colours in flowers. The flowers are white in the absence of either or both the genes. What will be the percentage of coloured flowers in the offspring of the cross Ccpp $\times$ ccPp?

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

________ is a fatty acid not synthesised in the human body.

Which end is the TATA sequence present on?

Enumerate any six essentials of good, effective Dairy Farm Management Practices.

The lubricant secreted by the root cap is called __.

Which of the following biomolecules are not strictly macromolecules?

Chemicals which are released at the synaptic junctions are called (a) hormone (b) neurotransmitters (c) cerebrospinal fluid (d) lymph

Passage cells are thin walled cell found in:

Natural system of classification is

Based on molecular forces what type of polymer is neoprene ?

Hashimoto's disease is related to.

Describe the following: (a) synapsis (b) bivalent (c) chiasmata Draw a diagram to illustrate your answer.

Rise in respiration during fruit ripening is called

Gout that leads to arthritis is associated with abnormality of

What are the main characteristics of an enzyme ?

Deficiency of which of the following can cause yellowing of intravenous regions of leaves?

Hybrids formed in a cross exhibit

A conventional method for naming restriction enzymes is followed.In case of Eco RI,what do the following indicate

Which of the following is the trophic level of an orchid growing on a mango tree?

Question 28 In a bisexual flower, the young stamens are removed artificially but the flower produces fruit. Provide a suitable explanation for the given situation.

The most common type of asexual reproduction in protozoa is____.

How many types of gametes will form in F2 progeny of cross between AABBCC and aabbcc

If karyokinesis is not followed by cytokinesis, then it gives rise to:

Explain Rh-incompatibility in humans.

Question 29: Explain in 2-3 line of the following term with the help of of examples taken from different plant tissues. Differentaition De-differentiation Re-differentiation

Question 30.4 Brassica campestris Linn What is the meaning of Linn written at the end of the name?

Hutchinson's system of classification was revised in

How does the biological oxygen demand get affected with the increased presence of organic matter in water?

Casparian strip is found in

Difference between theca and lobe of an anther.

Genes responsible for albinism and phenylketonuria are

Question 12 Plastid differs from mitochondria on the basis of one of the following features. Mark the right answer. (a) Presence of two layers of membrane (b) Presence of ribosome (c) Presence of thylakoids (d) Presence of DNA

Why (and how) does the male gamete cell fuses with the female gamete cell of a plant? Is it because of the reason that both of the gametes have different charges and hence attract each other or is it like that they form a (Chemistry) bond?

What is a bisexual flower? Collect five bisexual flowers from your neighbourhood and with the help of your teacher find out their common and scientific names.

Take one flower each of families Fabaceae and Solanaceae and write its semitechnical description. Also, draw their floral diagrams after studying them.

The xylem tissue takes water from the roots to the leaves through the __.

Human activities interfere with carbon cycle. List any tow such activities.

Pick out the correct statements (a) Haemophilia is a sex linked recessive disease (b) Down’s syndrome is due to aneuploidy (c) Phenyl ketonuria is an autosomal recessive gene disorder. (d) Sickle cell anaemia is an X – linked recessive gene disorder

Explain the expression of lac operon genes in E.coli growing in lactose containing culture medium. [5]

Difference between chromatin and chromatids ?

Synergids are

ABA, is involved in

When fats are to be respired they get broken to simple oxidisable forms - fatty acids and glycerol where they enter the respiratory pathway through various __. Fatty acid gets converted to acetyl-CoA and glycerol to PGAL to enter Krebs cycle.

Homeobox sequences

Frog is called amphibian because

DNA has in it four types of nitrogen bases. They are

A phospholipid has

In sweat pea, genes C and P are necessary for colours in flowers. The flowers are white in the absence of either or both the genes. What will be the percentage of coloured flowers in the offspring of the cross Ccpp × ccPp?