18288 + Interview Questions in Biology

1.	It is known that red muscle fibres in animals can work for longer periods of time continuously. How is this possible?
Answer» It is known that red muscle fibres in animals can work for longer periods of time continuously. How is this possible?

Discussion

2.	Ciliated male gametes are found in:
Answer» Ciliated male gametes are found in:

Discussion

3.	Question 06: Apples are generally wrapped in waxed paper to (a) prevent sunlight for changing its colour (b) prevent aerobic respiration by checking the entry of (c) prevent ethylene formation due to injury (d) make the apples look attractive
Answer» Question 06: Apples are generally wrapped in waxed paper to (a) prevent sunlight for changing its colour (b) prevent aerobic respiration by checking the entry of (c) prevent ethylene formation due to injury (d) make the apples look attractive

Discussion

4.	37. integrate:[ 1 / cosx cos(x+a)] dx
Answer» 37. integrate:[ 1 / cosx cos(x+a)] dx

Discussion

5.	The period occupied by a cell between the post-mitotic gap phase and semi-autonomous organelles duplication is characterized by:
Answer» The period occupied by a cell between the post-mitotic gap phase and semi-autonomous organelles duplication is characterized by:

Discussion

6.	Make a lsit of algae and fungi that have a commercial value as source of food, chemicals, medicines and fodder.
Answer» Make a lsit of algae and fungi that have a commercial value as source of food, chemicals, medicines and fodder.

Discussion

7.	Bouquet stage occurs during :
Answer» Bouquet stage occurs during :

Discussion

8.	The main plant body is differentiated into true root stem and leaves in
Answer» The main plant body is differentiated into true root stem and leaves in

Discussion

9.	The DNA dependent DNA polymerases catalyse polymerisation only in one direction, that is ___(i)___. The replication is continuous on the template strand with polarity ___(ii)___ . Replication is discontinuous on the template strand with polarity ___(iii)___.Select the correct option for (i), (ii) and (iii). [0.7 mark]
Answer» The DNA dependent DNA polymerases catalyse polymerisation only in one direction, that is ___(i)___. The replication is continuous on the template strand with polarity ___(ii)___ . Replication is discontinuous on the template strand with polarity ___(iii)___. Select the correct option for (i), (ii) and (iii). [0.7 mark]

Discussion

10.	The blood testosterone concentration is increased by
Answer» The blood testosterone concentration is increased by

Discussion

11.	True statement regarding functions of cell wall I: It is protective in function. II: It helps in osmoregulation III: It gives definite shape to the cell.
Answer» True statement regarding functions of cell wall I: It is protective in function. II: It helps in osmoregulation III: It gives definite shape to the cell.

Discussion

12.	Histone proteins have a __ charge.
Answer» Histone proteins have a __ charge.

Discussion

13.	Darwin's theory can't exp how new traits are formed but it has already told due to change in environment then y is it a demerit
Answer» Darwin's theory can't exp how new traits are formed but it has already told due to change in environment then y is it a demerit

Discussion

14.	Why has the poet brought in the image of the merry children 'spilling out of their homes'?
Answer» Why has the poet brought in the image of the merry children 'spilling out of their homes'?

Discussion

15.	Identify the correct order of reactivity in electrophilic substitution reactions of the following compounds:Benzene (1), Toluene (2), Chlorobenzene (3) and Nitrobenzene (4)
Answer» Identify the correct order of reactivity in electrophilic substitution reactions of the following compounds: Benzene (1), Toluene (2), Chlorobenzene (3) and Nitrobenzene (4)

Discussion

16.	The control of a pest by the introduction of a natural enemy or predator is called
Answer» The control of a pest by the introduction of a natural enemy or predator is called

Discussion

17.	Give a quantitative appraisal of India's demographic profile during the colonial period.
Answer» Give a quantitative appraisal of India's demographic profile during the colonial period.

Discussion

18.	14. ) 1000 sites of catalyst bed have adsorbed H2. Onheating, H2 gas is evolved from sites and collectedat 0.03 atm and 300 K in a small vessel of 2.46cm3. Number of sites available is 7.2 x 1016 percm2 and surface area is 1000 cm2 The number ofsurface sites occupied per molecule of H is\lbrack Given: NA-6 1023\rbrack(2) 2(4) 4(3) 3
Answer» 14. ) 1000 sites of catalyst bed have adsorbed H2. Onheating, H2 gas is evolved from sites and collectedat 0.03 atm and 300 K in a small vessel of 2.46cm3. Number of sites available is 7.2 x 1016 percm2 and surface area is 1000 cm2 The number ofsurface sites occupied per molecule of H is\lbrack Given: NA-6 1023\rbrack(2) 2(4) 4(3) 3

Discussion

19.	Emotional state of a person is controlled by
Answer» Emotional state of a person is controlled by

Discussion

20.	Vascular bundle in a dicot stem are
Answer» Vascular bundle in a dicot stem are

Discussion

21.	Which of the following is an integral part of the definition of biotechnology as per European Federation of Biotechnology?
Answer» Which of the following is an integral part of the definition of biotechnology as per European Federation of Biotechnology?

Discussion

22.	Animals with a double ventral notochord, dorsal nerve cord, pharyngeal gill slits and a post anal tail are placed in the highly evolved phylum called_____.
Answer» Animals with a double ventral notochord, dorsal nerve cord, pharyngeal gill slits and a post anal tail are placed in the highly evolved phylum called_____.

Discussion

23.	Inderiving Bernoulli’s equation, we equated the work done on thefluid in the tube to its change in the potential and kinetic energy.(a) What is the largest average velocity of blood flow in an arteryof diameter 2 × 10–3m if the flow must remain laminar? (b) Do the dissipative forcesbecome more important as the fluid velocity increases? Discussqualitatively.
Answer» In deriving Bernoulli’s equation, we equated the work done on the fluid in the tube to its change in the potential and kinetic energy. (a) What is the largest average velocity of blood flow in an artery of diameter 2 × 10^–3 m if the flow must remain laminar? (b) Do the dissipative forces become more important as the fluid velocity increases? Discuss qualitatively.

Discussion

24.	Absent/least abundant in the atmosphere during origin of life O2 H2
Answer» Absent/least abundant in the atmosphere during origin of life O2 H2

24.

Absent/least abundant in the atmosphere during origin of life O2 H2

Answer»

Absent/least abundant in the atmosphere during origin of life

O2

H2

Discussion

25.	How does the morphology of the leaf relate to its anatomy in dicots and monocots?
Answer» How does the morphology of the leaf relate to its anatomy in dicots and monocots?

Discussion

26.	Why we not take a1/a2 is not equal to b1/b2 is not equal to c1/c2 in any case
Answer» Why we not take a1/a2 is not equal to b1/b2 is not equal to c1/c2 in any case

Discussion

27.	Secretion and absorption stand as the main functions of this epithelium
Answer» Secretion and absorption stand as the main functions of this epithelium

Discussion

28.	Question 20A new species X is introduced in a forest. How is it likely to affect the local species of that area?
Answer» Question 20 A new species X is introduced in a forest. How is it likely to affect the local species of that area?

Discussion

29.	Which of the following is made up of only connective tissue?
Answer» Which of the following is made up of only connective tissue?

Discussion

30.	What is the difference between isovolumetric systole and isovolumetric diastole?
Answer» What is the difference between isovolumetric systole and isovolumetric diastole?

Discussion

31.	Functional maturation of spermatozoa in order to fertilise a secondary oocyte in female reproductive tract is known as Spermatogenesis Spermiation Capacitation Acrosomal reaction
Answer» Functional maturation of spermatozoa in order to fertilise a secondary oocyte in female reproductive tract is known as Spermatogenesis Spermiation Capacitation Acrosomal reaction

31.

Functional maturation of spermatozoa in order to fertilise a secondary oocyte in female reproductive tract is known as Spermatogenesis Spermiation Capacitation Acrosomal reaction

Answer»

Functional maturation of spermatozoa in order to fertilise a secondary oocyte in female reproductive tract is known as

Spermatogenesis

Spermiation

Capacitation

Acrosomal reaction

Discussion

32.	Do lung cells respire? And if they do, where do they get the oxygen from?
Answer» Do lung cells respire? And if they do, where do they get the oxygen from?

Discussion

33.	The sum total of all the chemical reactions occurring in living bodies is called___.
Answer» The sum total of all the chemical reactions occurring in living bodies is called___.

Discussion

34.	Identify the following food chain: Dead animal ---> maggots ---> common frog --->snake
Answer» Identify the following food chain: Dead animal ---> maggots ---> common frog --->snake

34.

Identify the following food chain: Dead animal ---> maggots ---> common frog --->snake

Answer»

Identify the following food chain:

Dead animal ---> maggots ---> common frog --->snake

Discussion

35.	what are peizosolid and pyrosolid
Answer» what are peizosolid and pyrosolid

Discussion

36.	What is germ layer explain in detail ?
Answer» What is germ layer explain in detail ?

Discussion

37.	State the main difference between asexual and sexual reproduction.
Answer» State the main difference between asexual and sexual reproduction.

Discussion

38.	Long bones with air cavities occur in:
Answer» Long bones with air cavities occur in:

Discussion

39.	31 For the peptide sequence (from N to C terminus) Lys-Arg-Ser-Cys-Tyr-Tyr-Trp-His- Lys (KRSCYYWHK), which of the following is the correct coding sequence of the gene encoding this peptide? (A) 3-aaa tac ggt tat tat cgt cga cgc aaa-5 (B) 3-aaa cgc agc tgc tat tat tgg cat aaa-5 (C) 3-ttt gtagta gtc gta gca act gcg ctt-5 (D) 3-ttc gcg tca acg ctg ctg att gcg ttc-5
Answer» 31 For the peptide sequence (from N to C terminus) Lys-Arg-Ser-Cys-Tyr-Tyr-Trp-His- Lys (KRSCYYWHK), which of the following is the correct coding sequence of the gene encoding this peptide? (A) 3-aaa tac ggt tat tat cgt cga cgc aaa-5 (B) 3-aaa cgc agc tgc tat tat tgg cat aaa-5 (C) 3-ttt gtagta gtc gta gca act gcg ctt-5 (D) 3-ttc gcg tca acg ctg ctg att gcg ttc-5

Discussion

40.	Question 4In the given food chain, suppose the amount of energy at fourth trophic level is 5 kJ, what will be the energy available at the producer level? Grass → Grasshopper → Frog → Snake → Hawk(a) 5 k J(b) 50 k J(c) 500 k J(d) 5000 k J
Answer» Question 4 In the given food chain, suppose the amount of energy at fourth trophic level is 5 kJ, what will be the energy available at the producer level? Grass $\to$ Grasshopper $\to$ Frog $\to$ Snake $\to$ Hawk (a) 5 k J (b) 50 k J (c) 500 k J (d) 5000 k J

Discussion

41.	Sweetest sugar is derived from the breakdown of
Answer» Sweetest sugar is derived from the breakdown of

Discussion

42.	Match the greenhouse gases listed in column - II with their respective sources (activities from which they get released) in column - I. Column−I ActivitiesColumn−II Green house gasesACombustion of fossil fuelpCarbon dioxideBSwamp and rice fieldsqOzoneCRefrigerationrNitrous oxideDBurning of biomasssMethanetCFCs
Answer» Match the greenhouse gases listed in column - II with their respective sources (activities from which they get released) in column - I. $\begin{matrix} C o l u m n - I A c t i v i t i e s & C o l u m n - I I G r e e n h o u s e g a s e s A & C o m b u s t i o n o f f o s s i l f u e l & p & C a r b o n d i o x i d e B & S w a m p a n d r i c e f i e l d s & q & O z o n e C & R e f r i g e r a t i o n & r & N i t r o u s o x i d e D & B u r n i n g o f b i o m a s s & s & M e t h a n e t & C F C_{s} \end{matrix}$

42.

Match the greenhouse gases listed in column - II with their respective sources (activities from which they get released) in column - I. Column−I ActivitiesColumn−II Green house gasesACombustion of fossil fuelpCarbon dioxideBSwamp and rice fieldsqOzoneCRefrigerationrNitrous oxideDBurning of biomasssMethanetCFCs

Answer»

Match the greenhouse gases listed in column - II with their respective sources (activities from which they get released) in column - I.
$\begin{matrix} C o l u m n - I A c t i v i t i e s & C o l u m n - I I G r e e n h o u s e g a s e s A & C o m b u s t i o n o f f o s s i l f u e l & p & C a r b o n d i o x i d e B & S w a m p a n d r i c e f i e l d s & q & O z o n e C & R e f r i g e r a t i o n & r & N i t r o u s o x i d e D & B u r n i n g o f b i o m a s s & s & M e t h a n e t & C F C_{s} \end{matrix}$

Discussion

43.	With regard to the assertion and reason, choose the correct option:Assertion [A]: Organs can get modified on similar plans of organisation and embryonic development.Reason [R]: Adaptive radiation results in the development of homologous structures.
Answer» With regard to the assertion and reason, choose the correct option: Assertion [A]: Organs can get modified on similar plans of organisation and embryonic development. Reason [R]: Adaptive radiation results in the development of homologous structures.

Discussion

44.	Vitamins types and it's deficiency disease?
Answer» Vitamins types and it's deficiency disease?

Discussion

45.	इस कविता में पूर्वी प्रदेशों की स्त्रियों की किस विडंबनात्मक स्थिति का वर्णन हुआ है?
Answer» इस कविता में पूर्वी प्रदेशों की स्त्रियों की किस विडंबनात्मक स्थिति का वर्णन हुआ है?

Discussion

46.	Difference between oligodendrocytes and schwann cell
Answer» Difference between oligodendrocytes and schwann cell

Discussion

47.	Identify from the following options that, at theend of spermatogenesis extra cytoplasm will be absorbed by a specific cells?
Answer» Identify from the following options that, at the end of spermatogenesis extra cytoplasm will be absorbed by a specific cells?

Discussion

48.	Which among the following set possess unisexual flowers?
Answer» Which among the following set possess unisexual flowers?

Discussion

49.	40. Let n1
Answer» 40. Let n1

Discussion

50.	Choose the correct option with respect to the assertion and reason given. Assertion [A]: Sperms formed are stored in the seminal vesicle. Reason [R]: Ejaculation takes place after the addition of secretions from accessory glands.
Answer» Choose the correct option with respect to the assertion and reason given. Assertion [A]: Sperms formed are stored in the seminal vesicle. Reason [R]: Ejaculation takes place after the addition of secretions from accessory glands.

50.

Choose the correct option with respect to the assertion and reason given. Assertion [A]: Sperms formed are stored in the seminal vesicle. Reason [R]: Ejaculation takes place after the addition of secretions from accessory glands.

Answer»

Choose the correct option with respect to the assertion and reason given.

Assertion [A]: Sperms formed are stored in the seminal vesicle.
Reason [R]: Ejaculation takes place after the addition of secretions from accessory glands.

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

It is known that red muscle fibres in animals can work for longer periods of time continuously. How is this possible?

Ciliated male gametes are found in:

Question 06: Apples are generally wrapped in waxed paper to (a) prevent sunlight for changing its colour (b) prevent aerobic respiration by checking the entry of (c) prevent ethylene formation due to injury (d) make the apples look attractive

37. integrate:[ 1 / cosx cos(x+a)] dx

The period occupied by a cell between the post-mitotic gap phase and semi-autonomous organelles duplication is characterized by:

Make a lsit of algae and fungi that have a commercial value as source of food, chemicals, medicines and fodder.

Bouquet stage occurs during :

The main plant body is differentiated into true root stem and leaves in

The blood testosterone concentration is increased by

True statement regarding functions of cell wall I: It is protective in function. II: It helps in osmoregulation III: It gives definite shape to the cell.

Histone proteins have a __ charge.

Darwin's theory can't exp how new traits are formed but it has already told due to change in environment then y is it a demerit

Why has the poet brought in the image of the merry children 'spilling out of their homes'?

Identify the correct order of reactivity in electrophilic substitution reactions of the following compounds:Benzene (1), Toluene (2), Chlorobenzene (3) and Nitrobenzene (4)

The control of a pest by the introduction of a natural enemy or predator is called

Give a quantitative appraisal of India's demographic profile during the colonial period.

Emotional state of a person is controlled by

Vascular bundle in a dicot stem are

Which of the following is an integral part of the definition of biotechnology as per European Federation of Biotechnology?

Animals with a double ventral notochord, dorsal nerve cord, pharyngeal gill slits and a post anal tail are placed in the highly evolved phylum called_____.

Absent/least abundant in the atmosphere during origin of life O2 H2

How does the morphology of the leaf relate to its anatomy in dicots and monocots?

Why we not take a1/a2 is not equal to b1/b2 is not equal to c1/c2 in any case

Secretion and absorption stand as the main functions of this epithelium

Question 20A new species X is introduced in a forest. How is it likely to affect the local species of that area?

Which of the following is made up of only connective tissue?

What is the difference between isovolumetric systole and isovolumetric diastole?

Functional maturation of spermatozoa in order to fertilise a secondary oocyte in female reproductive tract is known as Spermatogenesis Spermiation Capacitation Acrosomal reaction

Do lung cells respire? And if they do, where do they get the oxygen from?

The sum total of all the chemical reactions occurring in living bodies is called___.

Identify the following food chain: Dead animal ---&gt; maggots ---&gt; common frog ---&gt;snake

what are peizosolid and pyrosolid

What is germ layer explain in detail ?

State the main difference between asexual and sexual reproduction.

Long bones with air cavities occur in:

Question 4In the given food chain, suppose the amount of energy at fourth trophic level is 5 kJ, what will be the energy available at the producer level? Grass → Grasshopper → Frog → Snake → Hawk(a) 5 k J(b) 50 k J(c) 500 k J(d) 5000 k J

Sweetest sugar is derived from the breakdown of

With regard to the assertion and reason, choose the correct option:Assertion [A]: Organs can get modified on similar plans of organisation and embryonic development.Reason [R]: Adaptive radiation results in the development of homologous structures.

Vitamins types and it's deficiency disease?

इस कविता में पूर्वी प्रदेशों की स्त्रियों की किस विडंबनात्मक स्थिति का वर्णन हुआ है?

Difference between oligodendrocytes and schwann cell

Identify from the following options that, at theend of spermatogenesis extra cytoplasm will be absorbed by a specific cells?

Which among the following set possess unisexual flowers?

40. Let n1

Choose the correct option with respect to the assertion and reason given. Assertion [A]: Sperms formed are stored in the seminal vesicle. Reason [R]: Ejaculation takes place after the addition of secretions from accessory glands.

Identify the following food chain: Dead animal ---> maggots ---> common frog --->snake