18288 + Interview Questions in Biology

1.	How many enzymes in the list given below are found in intestinal juice? Trypsin, Pepsin, Sucrase, Lactase, Rennin, Carboxypeptidase, Nuclease, Dipeptidase, Maltase, Enterokinase
Answer» How many enzymes in the list given below are found in intestinal juice? Trypsin, Pepsin, Sucrase, Lactase, Rennin, Carboxypeptidase, Nuclease, Dipeptidase, Maltase, Enterokinase

1.

How many enzymes in the list given below are found in intestinal juice? Trypsin, Pepsin, Sucrase, Lactase, Rennin, Carboxypeptidase, Nuclease, Dipeptidase, Maltase, Enterokinase

Answer»

How many enzymes in the list given below are found in intestinal juice?

Trypsin, Pepsin, Sucrase, Lactase, Rennin, Carboxypeptidase, Nuclease, Dipeptidase, Maltase, Enterokinase

Discussion

2.	What is the correct sequence of events in the cross bridge formation? i.The power stroke ii. Cross bridge formation iii.Myosin head is activated by ATP iv.Calcium released binds to the troponin unblocks the actin sites v.Cross bridge detachment vi.Reactivation of the myosin head
Answer» What is the correct sequence of events in the cross bridge formation? i.The power stroke ii. Cross bridge formation iii.Myosin head is activated by ATP iv.Calcium released binds to the troponin unblocks the actin sites v.Cross bridge detachment vi.Reactivation of the myosin head

2.

What is the correct sequence of events in the cross bridge formation? i.The power stroke ii. Cross bridge formation iii.Myosin head is activated by ATP iv.Calcium released binds to the troponin unblocks the actin sites v.Cross bridge detachment vi.Reactivation of the myosin head

Answer»

What is the correct sequence of events in the cross bridge formation?

i.The power stroke

ii. Cross bridge formation

iii.Myosin head is activated by ATP

iv.Calcium released binds to the troponin unblocks the actin sites

v.Cross bridge detachment

vi.Reactivation of the myosin head

Discussion

3.	Why plasma is called as non living intercellular Substance?
Answer» Why plasma is called as non living intercellular Substance?

Discussion

4.	noncellulosic(polysaccharide+amino acid)
Answer» noncellulosic(polysaccharide+amino acid)

Discussion

5.	Differentiate glycosuria from ketonuria.
Answer» Differentiate glycosuria from ketonuria.

Discussion

6.	Are methanogens and halophiles the same kind of archaebacteria?
Answer» Are methanogens and halophiles the same kind of archaebacteria?

Discussion

7.	Rbcs are enucleated because a...they dont need to reproduce b....they can carry more o2 c....they do not metabloize d...they are somatic cells Options: 1- only a 2- a,b,c 3- c and d 4- only b
Answer» Rbcs are enucleated because a...they dont need to reproduce b....they can carry more o2 c....they do not metabloize d...they are somatic cells Options: 1- only a 2- a,b,c 3- c and d 4- only b

Discussion

8.	Bacillus thuringiensis is used as
Answer» Bacillus thuringiensis is used as

Discussion

9.	Which of the following is wrong about Chara?
Answer» Which of the following is wrong about Chara?

Discussion

10.	Botanical gardens are living herbaria. Comment
Answer» Botanical gardens are living herbaria. Comment

Discussion

11.	In dihybrid cross, why doesn't the phenotypic ratio be 3:1 like monohybrid cross. Why is it 9:3:3:1 or (3:1)²?
Answer» In dihybrid cross, why doesn't the phenotypic ratio be 3:1 like monohybrid cross. Why is it 9:3:3:1 or (3:1)²?

Discussion

12.	Is dinoflagellate a saprotrophic or parasitic or symbiotic
Answer» Is dinoflagellate a saprotrophic or parasitic or symbiotic

Discussion

13.	The correct orientation of dipoles in pyrrole and pyridine is
Answer» The correct orientation of dipoles in pyrrole and pyridine is

Discussion

14.	A rubber band stretches and reverts back to its original position. Bubble gum stretches, but it would not return to its original position. Is there any difference between the two processes? Discuss it with respect to plant growth (hint elasticity -reversible & plasticity-irreversible).
Answer» A rubber band stretches and reverts back to its original position. Bubble gum stretches, but it would not return to its original position. Is there any difference between the two processes? Discuss it with respect to plant growth (hint elasticity -reversible & plasticity-irreversible).

Discussion

15.	Acrosome is a type of
Answer» Acrosome is a type of

Discussion

16.	(a) As a senior biology student you have been asked to demonstrate to the students of secondary level in your school, the procedure(s) that shall ensure cross-pollination in a hermaphrodite flower. List the different steps that you would suggest and provide reasons for each one of them. (b) Draw a diagram of a section of a megasporangium of an angiosperm and label funiculus, micropyle, embryo sac and nucellus. [5]
Answer» (a) As a senior biology student you have been asked to demonstrate to the students of secondary level in your school, the procedure(s) that shall ensure cross-pollination in a hermaphrodite flower. List the different steps that you would suggest and provide reasons for each one of them. (b) Draw a diagram of a section of a megasporangium of an angiosperm and label funiculus, micropyle, embryo sac and nucellus. [5]

Discussion

17.	What is the difference between Gene therapy and gene cloning? (In points)
Answer» What is the difference between Gene therapy and gene cloning? (In points)

Discussion

18.	Give detailed difference between afferent and efferent fibres of CNS
Answer» Give detailed difference between afferent and efferent fibres of CNS

Discussion

19.	An important effect of ethylene is to cause maturation of
Answer» An important effect of ethylene is to cause maturation of

Discussion

20.	The function of leghaemoglobin in the root nodules of legumes is
Answer» The function of leghaemoglobin in the root nodules of legumes is

Discussion

21.	Greater the concentration of water in a system,
Answer» Greater the concentration of water in a system,

Discussion

22.	Michael is a surgeon in the United States. On the issue of abortion, social opinion is sharply divided in the USA. There is one group of conservative, religious and pro life activists, who regard human life from its inception as sacrosanct. They totally life activists, oppose abortionn in principle. They also belong to the right wing of the political spectrum. The other group consists of liberals of various hues including women's rights activists. They are known as pro-choice and advocate that a pregnant woman should have full freedom to undergo an abortion. For them, the decision of a woman to continue or terminate her pregnancy is her individual choice and not a matter of social or religious policy As a prolife protagonist, Michael believed that abortion was wrong, even in order to save the mother’s life. So, he refuses to perform an abortion for Martha who fears that her pregnancy might endanger her health in some ways. Since Martha had faith in Michael's skills, she decides reluctantly to go to another clinic. After a couple of years, Martha is pregnant again and this time she is diagnosed with cancer, and goes to Michael for an operation. He agrees to perform a surgery on Martha although the foetus might die in the process. Do you think that Michael's decisions show his moral inconsistency?
Answer» Michael is a surgeon in the United States. On the issue of abortion, social opinion is sharply divided in the USA. There is one group of conservative, religious and pro life activists, who regard human life from its inception as sacrosanct. They totally life activists, oppose abortionn in principle. They also belong to the right wing of the political spectrum. The other group consists of liberals of various hues including women's rights activists. They are known as pro-choice and advocate that a pregnant woman should have full freedom to undergo an abortion. For them, the decision of a woman to continue or terminate her pregnancy is her individual choice and not a matter of social or religious policy As a prolife protagonist, Michael believed that abortion was wrong, even in order to save the mother’s life. So, he refuses to perform an abortion for Martha who fears that her pregnancy might endanger her health in some ways. Since Martha had faith in Michael's skills, she decides reluctantly to go to another clinic. After a couple of years, Martha is pregnant again and this time she is diagnosed with cancer, and goes to Michael for an operation. He agrees to perform a surgery on Martha although the foetus might die in the process. Do you think that Michael's decisions show his moral inconsistency?

Discussion

23.	Jasmine can be vegetatively reproduced by
Answer» Jasmine can be vegetatively reproduced by

Discussion

24.	Transgenes are transferred to plants using Ti plasmid present in
Answer» Transgenes are transferred to plants using Ti plasmid present in

Discussion

25.	After being formed by the ribosomes located on the endoplasmic reticulum, what is the next organelle to which a protein could be transported?
Answer» After being formed by the ribosomes located on the endoplasmic reticulum, what is the next organelle to which a protein could be transported?

Discussion

26.	Assertion A: Plants are autotrophic Reason R: Chloroplasts are present in plant cells
Answer» Assertion A: Plants are autotrophic Reason R: Chloroplasts are present in plant cells

Discussion

27.	Organ system level of organisation is seen in
Answer» Organ system level of organisation is seen in

Discussion

28.	The muscle which is under the voluntary control of the somatic nervous system is ____________
Answer» The muscle which is under the voluntary control of the somatic nervous system is ____________

Discussion

29.	Ciliated epithelium is found in ________________.
Answer» Ciliated epithelium is found in ________________.

Discussion

30.	Multicostate parallel venation of leaf is found in
Answer» Multicostate parallel venation of leaf is found in

Discussion

31.	Which of the following statement is incorrect?
Answer» Which of the following statement is incorrect?

Discussion

32.	Which of the following is not a step in PCR? a) Denaturation b) Amplification c) Annealing d) Extension [1 mark]
Answer» Which of the following is not a step in PCR? a) Denaturation b) Amplification c) Annealing d) Extension [1 mark]

Discussion

33.	Transpiration (loss of water) from aerial parts of the plants would facilitate
Answer» Transpiration (loss of water) from aerial parts of the plants would facilitate

Discussion

34.	The hormone, which is related to the urine concentration in mammals, is
Answer» The hormone, which is related to the urine concentration in mammals, is

Discussion

35.	Nuclear membrane is absent in a)Nostoc . b)rhizobium c) drosophila. d) both a) and d)
Answer» Nuclear membrane is absent in a)Nostoc . b)rhizobium c) drosophila. d) both a) and d)

35.

Nuclear membrane is absent in a)Nostoc . b)rhizobium c) drosophila. d) both a) and d)

Answer»

Nuclear membrane is absent in

a)Nostoc . b)rhizobium

c) drosophila. d) both a) and d)

Discussion

36.	Devine and collego are
Answer» Devine and collego are

Discussion

37.	In the embryos of a typical dicot and a grass, true homologous structures are
Answer» In the embryos of a typical dicot and a grass, true homologous structures are

Discussion

38.	Identify the labeled parts in the given diagram of Marchantia.
Answer» Identify the labeled parts in the given diagram of Marchantia.

38.

Identify the labeled parts in the given diagram of Marchantia.

Answer»

Identify the labeled parts in the given diagram of Marchantia.

Discussion

39.	Identify the correct sequence of phases in calvin cycle.
Answer» Identify the correct sequence of phases in calvin cycle.

Discussion

40.	Rearrange the following in the correct sequence to accomplish an important biological reaction: In vitro synthesis of copies of DNA of interest Chemically synthesized oligonucleotides Enzyme DNA-polymerase Complementary region of DNA Genomic DNA template Nucleotides provided Primers Thermostable DNA-polymerase (from Thermus aquaticus) Denaturation of ds-DNA
Answer» Rearrange the following in the correct sequence to accomplish an important biological reaction: In vitro synthesis of copies of DNA of interest Chemically synthesized oligonucleotides Enzyme DNA-polymerase Complementary region of DNA Genomic DNA template Nucleotides provided Primers Thermostable DNA-polymerase (from Thermus aquaticus) Denaturation of ds-DNA

40.

Rearrange the following in the correct sequence to accomplish an important biological reaction: In vitro synthesis of copies of DNA of interest Chemically synthesized oligonucleotides Enzyme DNA-polymerase Complementary region of DNA Genomic DNA template Nucleotides provided Primers Thermostable DNA-polymerase (from Thermus aquaticus) Denaturation of ds-DNA

Answer»

Rearrange the following in the correct sequence to accomplish an important biological reaction:

In vitro synthesis of copies of DNA of interest
Chemically synthesized oligonucleotides
Enzyme DNA-polymerase
Complementary region of DNA
Genomic DNA template
Nucleotides provided
Primers
Thermostable DNA-polymerase (from Thermus aquaticus)
Denaturation of ds-DNA

Discussion

41.	Give some examples of shape selective catalyst. Are all enzymes catalysts are shape selective?
Answer» Give some examples of shape selective catalyst. Are all enzymes catalysts are shape selective?

Discussion

42.	Mature Graafian follicle is generaly present in the ovary of a healthy human female
Answer» Mature Graafian follicle is generaly present in the ovary of a healthy human female

Discussion

43.	Do you know any step in the TCA cycle where there is substrate level phosphorylation. Which one?
Answer» Do you know any step in the TCA cycle where there is substrate level phosphorylation. Which one?

Discussion

44.	Plants cannot absorb nitrogen in the form of
Answer» Plants cannot absorb nitrogen in the form of

Discussion

45.	Name the specific type of gene that is incorporated in a cotton plant to protect the plant against cotton boll worm infestation. [1]
Answer» Name the specific type of gene that is incorporated in a cotton plant to protect the plant against cotton boll worm infestation. [1]

Discussion

46.	Which of following gland is enlarged in malaria 1.pancreas 2.liver 3.spleen 4.all of those
Answer» Which of following gland is enlarged in malaria 1.pancreas 2.liver 3.spleen 4.all of those

46.

Which of following gland is enlarged in malaria 1.pancreas 2.liver 3.spleen 4.all of those

Answer»

Which of following gland is enlarged in malaria

1.pancreas

2.liver

3.spleen

4.all of those

Discussion

47.	If drinking HCl causes injuries then what will happen if we drink lots of salt water (NaCl+H2O→NaOH+HCl)?
Answer» If drinking HCl causes injuries then what will happen if we drink lots of salt water $(N a C l + H_{2} O \to N a O H + H C l)$ ?

Discussion

48.	Gulmohar has ___________ type of aestivation.
Answer» Gulmohar has ___________ type of aestivation.

Discussion

49.	Which bacteria convert ammonia to nitrite?
Answer» Which bacteria convert ammonia to nitrite?

Discussion

50.	Why are most of the seeds so hard and durable?
Answer» Why are most of the seeds so hard and durable?

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

How many enzymes in the list given below are found in intestinal juice? Trypsin, Pepsin, Sucrase, Lactase, Rennin, Carboxypeptidase, Nuclease, Dipeptidase, Maltase, Enterokinase

What is the correct sequence of events in the cross bridge formation? i.The power stroke ii. Cross bridge formation iii.Myosin head is activated by ATP iv.Calcium released binds to the troponin unblocks the actin sites v.Cross bridge detachment vi.Reactivation of the myosin head

Why plasma is called as non living intercellular Substance?

noncellulosic(polysaccharide+amino acid)

Differentiate glycosuria from ketonuria.

Are methanogens and halophiles the same kind of archaebacteria?

Rbcs are enucleated because a...they dont need to reproduce b....they can carry more o2 c....they do not metabloize d...they are somatic cells Options: 1- only a 2- a,b,c 3- c and d 4- only b

Bacillus thuringiensis is used as

Which of the following is wrong about Chara?

Botanical gardens are living herbaria. Comment

In dihybrid cross, why doesn't the phenotypic ratio be 3:1 like monohybrid cross. Why is it 9:3:3:1 or (3:1)²?

Is dinoflagellate a saprotrophic or parasitic or symbiotic

The correct orientation of dipoles in pyrrole and pyridine is

A rubber band stretches and reverts back to its original position. Bubble gum stretches, but it would not return to its original position. Is there any difference between the two processes? Discuss it with respect to plant growth (hint elasticity -reversible &amp; plasticity-irreversible).

Acrosome is a type of

What is the difference between Gene therapy and gene cloning? (In points)

Give detailed difference between afferent and efferent fibres of CNS

An important effect of ethylene is to cause maturation of

The function of leghaemoglobin in the root nodules of legumes is

Greater the concentration of water in a system,

Jasmine can be vegetatively reproduced by

Transgenes are transferred to plants using Ti plasmid present in

After being formed by the ribosomes located on the endoplasmic reticulum, what is the next organelle to which a protein could be transported?

Assertion A: Plants are autotrophic Reason R: Chloroplasts are present in plant cells

Organ system level of organisation is seen in

The muscle which is under the voluntary control of the somatic nervous system is ____________

Ciliated epithelium is found in ________________.

Multicostate parallel venation of leaf is found in

Which of the following statement is incorrect?

Which of the following is not a step in PCR? a) Denaturation b) Amplification c) Annealing d) Extension [1 mark]

Transpiration (loss of water) from aerial parts of the plants would facilitate

The hormone, which is related to the urine concentration in mammals, is

Nuclear membrane is absent in a)Nostoc . b)rhizobium c) drosophila. d) both a) and d)

Devine and collego are

In the embryos of a typical dicot and a grass, true homologous structures are

Identify the labeled parts in the given diagram of Marchantia.

Identify the correct sequence of phases in calvin cycle.

Give some examples of shape selective catalyst. Are all enzymes catalysts are shape selective?

Mature Graafian follicle is generaly present in the ovary of a healthy human female

Do you know any step in the TCA cycle where there is substrate level phosphorylation. Which one?

Plants cannot absorb nitrogen in the form of

Name the specific type of gene that is incorporated in a cotton plant to protect the plant against cotton boll worm infestation. [1]

Which of following gland is enlarged in malaria 1.pancreas 2.liver 3.spleen 4.all of those

If drinking HCl causes injuries then what will happen if we drink lots of salt water (NaCl+H2O→NaOH+HCl)?

Gulmohar has ___________ type of aestivation.

Which bacteria convert ammonia to nitrite?

Why are most of the seeds so hard and durable?

A rubber band stretches and reverts back to its original position. Bubble gum stretches, but it would not return to its original position. Is there any difference between the two processes? Discuss it with respect to plant growth (hint elasticity -reversible & plasticity-irreversible).