18288 + Interview Questions in Biology

1.	Statement 1: Fallopian tubes end in a funnel shaped structure called the infundibulum.Statement 2: Infundibulum has small finger like projections called fimbriae.
Answer» Statement 1: Fallopian tubes end in a funnel shaped structure called the infundibulum. Statement 2: Infundibulum has small finger like projections called fimbriae.

Discussion

2.	The most highly evolved and perfect type of inflorescence is
Answer» The most highly evolved and perfect type of inflorescence is

Discussion

3.	(A) 10 kcal/m2/yr(B) 100 kcal/m2/yr(C) 1,000 kcal/m2/yr(D) 1,00,000 kcal/m2/yrRefer to the above diagram of energy pyramid. The ecological efficiency at primary consumer level, in comparison to that at secondary consumer level, is
Answer» (A) 10 kcal/ $m^{2}$ /yr (B) 100 kcal/ $m^{2}$ /yr (C) 1,000 kcal/ $m^{2}$ /yr (D) 1,00,000 kcal/ $m^{2}$ /yr Refer to the above diagram of energy pyramid. The ecological efficiency at primary consumer level, in comparison to that at secondary consumer level, is

3.

(A) 10 kcal/m2/yr(B) 100 kcal/m2/yr(C) 1,000 kcal/m2/yr(D) 1,00,000 kcal/m2/yrRefer to the above diagram of energy pyramid. The ecological efficiency at primary consumer level, in comparison to that at secondary consumer level, is

Answer»

(A) 10 kcal/ $m^{2}$ /yr

(B) 100 kcal/ $m^{2}$ /yr

(C) 1,000 kcal/ $m^{2}$ /yr

(D) 1,00,000 kcal/ $m^{2}$ /yr

Refer to the above diagram of energy pyramid. The ecological efficiency at primary consumer level, in comparison to that at secondary consumer level, is

Discussion

4.	77. osmotic pressure of insuline is found to be .0072atm hence height of water column due to this pressue is ( density of HG is 13.6g/ml)?
Answer» 77. osmotic pressure of insuline is found to be .0072atm hence height of water column due to this pressue is ( density of HG is 13.6g/ml)?

Discussion

5.	(a) List any four characteristics of an ideal contraceptive. (b) Name two intra-uterine contraceptive devices that affect the motility of sperms. [3]
Answer» (a) List any four characteristics of an ideal contraceptive. (b) Name two intra-uterine contraceptive devices that affect the motility of sperms. [3]

Discussion

6.	Conversion of amu into mg and kg
Answer» Conversion of amu into mg and kg

Discussion

7.	Which of the following sets of bacteria's having effect of Penicillin antibiotic?
Answer» Which of the following sets of bacteria's having effect of Penicillin antibiotic?

Discussion

8.	Why respiratory alkalosis increases Breathing rate?
Answer» Why respiratory alkalosis increases Breathing rate?

Discussion

9.	If sphincter of Oddi is closed, then
Answer» If sphincter of Oddi is closed, then

Discussion

10.	What is the coordination number of Rb positive in RbBr unit cel if inic radi of ioic rdi of Rb ps pstve ad Br negtv in beng148 n 195 rspeectivly ??
Answer» What is the coordination number of Rb positive in RbBr unit cel if inic radi of ioic rdi of Rb ps pstve ad Br negtv in beng148 n 195 rspeectivly ??

Discussion

11.	Write the use of platic a life' s goods.
Answer» Write the use of platic a life' s goods.

Discussion

12.	. In a linear chromosome, map distance (in cM) betweenfour gene loci are as follows:a- b =10 cM,b-c=4cM,a-d=3cM,a-c=6cM. the expected cross-over frequency between the genes c and d is : a.9% b.3% c.5%or7% d.3%or9 .
Answer» . In a linear chromosome, map distance (in cM) betweenfour gene loci are as follows:a- b =10 cM,b-c=4cM,a-d=3cM,a-c=6cM. the expected cross-over frequency between the genes c and d is : a.9% b.3% c.5%or7% d.3%or9 .

Discussion

13.	Adaptive radiation is a type of ___ evolution.
Answer» Adaptive radiation is a type of ___ evolution.

Discussion

14.	Describe in detail the structucture and functioning mechanism of setae and parapodia in annelida with the help of diagrams .
Answer» Describe in detail the structucture and functioning mechanism of setae and parapodia in annelida with the help of diagrams .

Discussion

15.	What do lybosomes do
Answer» What do lybosomes do

Discussion

16.	A non steroid hormone from heart to regulate the kidney function ____.
Answer» A non steroid hormone from heart to regulate the kidney function ____.

Discussion

17.	Four gas jars filled with sulphur dioxide gas were inverted into troughs of water by four students and the following observations and inference were reported:(a) Water did not enter the gas jar and sulphur dioxide is insoluble in water.(b) A Small amount of water entered the gas jar slowly and sulphur dioxide is sparingly soluble in water.(c) Water rushed into the gas jar and sulphur dioxide is highly soluble in water.(d) Water did not enter the gas jar and sulphur dioxide is soluble in water.The correct set of observations and inference drawn is reported in :(1) (a)(2) (b) (3) (c) (4) (d)
Answer» Four gas jars filled with sulphur dioxide gas were inverted into troughs of water by four students and the following observations and inference were reported: (a) Water did not enter the gas jar and sulphur dioxide is insoluble in water. (b) A Small amount of water entered the gas jar slowly and sulphur dioxide is sparingly soluble in water. (c) Water rushed into the gas jar and sulphur dioxide is highly soluble in water. (d) Water did not enter the gas jar and sulphur dioxide is soluble in water. The correct set of observations and inference drawn is reported in : (1) (a) (2) (b) (3) (c) (4) (d)

Discussion

18.	The bone _____ are the concentric circles that surround a central blood vessel.
Answer» The bone _____ are the concentric circles that surround a central blood vessel.

Discussion

19.	Which of the following adversely affects photosynthesis?
Answer» Which of the following adversely affects photosynthesis?

Discussion

20.	This is immortal
Answer» This is immortal

Discussion

21.	Can we call human evolution as adaptive radiation?
Answer» Can we call human evolution as adaptive radiation?

Discussion

22.	If the vapour density of gas is 5.6 then volume occupied by 11.2 g of gas at NTP is
Answer» If the vapour density of gas is 5.6 then volume occupied by 11.2 g of gas at NTP is

Discussion

23.	Entamoeba can be identified from Amoeba due to the absence of
Answer» Entamoeba can be identified from Amoeba due to the absence of

Discussion

24.	किन पंक्तियों से ज्ञात होता है कि आज मनुष्य प्रकृति के नैसर्गिक सौंदर्य की अनुभूति से वंचित है?
Answer» किन पंक्तियों से ज्ञात होता है कि आज मनुष्य प्रकृति के नैसर्गिक सौंदर्य की अनुभूति से वंचित है?

Discussion

25.	Exhausted cation and anion exchanger resins are regenerated by______ and __________respectively.
Answer» Exhausted cation and anion exchanger resins are regenerated by______ and __________respectively.

Discussion

26.	Write one function each of the following components of the transport system in human beings:(a) Blood vessels(b) Blood platelets(c) Lymph(d) Heart
Answer» Write one function each of the following components of the transport system in human beings: (a) Blood vessels (b) Blood platelets (c) Lymph (d) Heart

Discussion

27.	69. The density of liquid gallium at 30^° C is 6.095 g/ml. Because of its wide liquid range (30 to 2400^° C) , gallium is used as barometer fluid at high temperature. What height (in cm) of gallium will be observed on a day when the mercury barometer reads 740 torr? (The density of mercury is 13.6g/ml).
Answer» 69. The density of liquid gallium at 30^° C is 6.095 g/ml. Because of its wide liquid range (30 to 2400^° C) , gallium is used as barometer fluid at high temperature. What height (in cm) of gallium will be observed on a day when the mercury barometer reads 740 torr? (The density of mercury is 13.6g/ml).

Discussion

28.	What is mesochorium
Answer» What is mesochorium

Discussion

29.	Retroviruses have genetic material
Answer» Retroviruses have genetic material

Discussion

30.	Rahul is eating an apple. Write down the path taken by the apple in his digestive system.
Answer» Rahul is eating an apple. Write down the path taken by the apple in his digestive system.

Discussion

31.	Parthenocarpic fruits can be produced by
Answer» Parthenocarpic fruits can be produced by

Discussion

32.	Can epithelial tissue produce gametes?
Answer» Can epithelial tissue produce gametes?

Discussion

33.	Who is Jo? How does she respond to her father’s story telling?
Answer» Who is Jo? How does she respond to her father’s story telling?

Discussion

34.	In the hexaploid wheat,the haploid(n), basis(x) number of chromosomes and number of chromosomes in monosomy are respectively?
Answer» In the hexaploid wheat,the haploid(n), basis(x) number of chromosomes and number of chromosomes in monosomy are respectively?

Discussion

35.	Question 38 Find out how Melvin Calvin worked out the complete biosynthetic pathway for synthesis of sugar.
Answer» Question 38 Find out how Melvin Calvin worked out the complete biosynthetic pathway for synthesis of sugar.

Discussion

36.	Assertion [A] : Nerve cells cannot be regenerated.Reason [R] : Nerve cells lack centrioles.
Answer» Assertion [A] : Nerve cells cannot be regenerated. Reason [R] : Nerve cells lack centrioles.

36.

Assertion [A] : Nerve cells cannot be regenerated.Reason [R] : Nerve cells lack centrioles.

Answer»

Assertion [A] : Nerve cells cannot be regenerated.

Reason [R] : Nerve cells lack centrioles.

Discussion

37.	Commercial fibres obtained from jute plant are derived from:
Answer» Commercial fibres obtained from jute plant are derived from:

Discussion

38.	The life cycle in which haploid gametophyte and diploid sporophyte phases are equally dominant is termed as-
Answer» The life cycle in which haploid gametophyte and diploid sporophyte phases are equally dominant is termed as-

Discussion

39.	NH_4OH is highly soluble in 1)CuSO_4(aq) 2) AgNO_3(aq) 3) NH_4Cl 4) both (1) an (2)
Answer» NH_4OH is highly soluble in 1)CuSO_4(aq) 2) AgNO_3(aq) 3) NH_4Cl 4) both (1) an (2)

Discussion

40.	Incompatibility is a barrier to cross-pollination. Justify.
Answer» Incompatibility is a barrier to cross-pollination. Justify.

Discussion

41.	Untreated human excreta is a health hazard. Explain.
Answer» Untreated human excreta is a health hazard. Explain.

Discussion

42.	If hymen is partially covered with a thin layer of skin then how does the menstrual flow comes out of it?
Answer» If hymen is partially covered with a thin layer of skin then how does the menstrual flow comes out of it?

Discussion

43.	why Electro dialysis can not be done for long period of time.
Answer» why Electro dialysis can not be done for long period of time.

Discussion

44.	Substances, which obstruct enzyme activity are called ___.
Answer» Substances, which obstruct enzyme activity are called ___.

Discussion

45.	Anticodon occurs over:
Answer» Anticodon occurs over:

Discussion

46.	The carbon assimilation step of photosynthesis
Answer» The carbon assimilation step of photosynthesis

Discussion

47.	Why carbon doesn't make 4bond with carbon
Answer» Why carbon doesn't make 4bond with carbon

Discussion

48.	There are some special types of cells found in the seminiferous tubules known as Sertoli cells. These are (1)Terminal cells (2)Reproductive cells (3)Somatic cells (4)Protective cells
Answer» There are some special types of cells found in the seminiferous tubules known as Sertoli cells. These are (1)Terminal cells (2)Reproductive cells (3)Somatic cells (4)Protective cells

Discussion

49.	विश्वामित्र और कैकेयी दोनों ही दशरथ को रघुकुल के वचन निभाने की प्रथा याद दिलाते हैं। तुम अपने अनुभवों की मदद से बताओ कि क्या दिया हुआ वचन निभाना हमेशा संभव होता है?
Answer» विश्वामित्र और कैकेयी दोनों ही दशरथ को रघुकुल के वचन निभाने की प्रथा याद दिलाते हैं। तुम अपने अनुभवों की मदद से बताओ कि क्या दिया हुआ वचन निभाना हमेशा संभव होता है?

Discussion

50.	Under normal conditions, as electrons flow down the electron transport chain of the mitochondria:
Answer» Under normal conditions, as electrons flow down the electron transport chain of the mitochondria:

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Statement 1: Fallopian tubes end in a funnel shaped structure called the infundibulum.Statement 2: Infundibulum has small finger like projections called fimbriae.

The most highly evolved and perfect type of inflorescence is

(A) 10 kcal/m2/yr(B) 100 kcal/m2/yr(C) 1,000 kcal/m2/yr(D) 1,00,000 kcal/m2/yrRefer to the above diagram of energy pyramid. The ecological efficiency at primary consumer level, in comparison to that at secondary consumer level, is

77. osmotic pressure of insuline is found to be .0072atm hence height of water column due to this pressue is ( density of HG is 13.6g/ml)?

(a) List any four characteristics of an ideal contraceptive. (b) Name two intra-uterine contraceptive devices that affect the motility of sperms. [3]

Conversion of amu into mg and kg

Which of the following sets of bacteria's having effect of Penicillin antibiotic?

Why respiratory alkalosis increases Breathing rate?

If sphincter of Oddi is closed, then

What is the coordination number of Rb positive in RbBr unit cel if inic radi of ioic rdi of Rb ps pstve ad Br negtv in beng148 n 195 rspeectivly ??

Write the use of platic a life' s goods.

. In a linear chromosome, map distance (in cM) betweenfour gene loci are as follows:a- b =10 cM,b-c=4cM,a-d=3cM,a-c=6cM. the expected cross-over frequency between the genes c and d is : a.9% b.3% c.5%or7% d.3%or9 .

Adaptive radiation is a type of ___ evolution.

Describe in detail the structucture and functioning mechanism of setae and parapodia in annelida with the help of diagrams .

What do lybosomes do

A non steroid hormone from heart to regulate the kidney function ____.

The bone _____ are the concentric circles that surround a central blood vessel.

Which of the following adversely affects photosynthesis?

This is immortal

Can we call human evolution as adaptive radiation?

If the vapour density of gas is 5.6 then volume occupied by 11.2 g of gas at NTP is

Entamoeba can be identified from Amoeba due to the absence of

किन पंक्तियों से ज्ञात होता है कि आज मनुष्य प्रकृति के नैसर्गिक सौंदर्य की अनुभूति से वंचित है?

Exhausted cation and anion exchanger resins are regenerated by______ and __________respectively.

Write one function each of the following components of the transport system in human beings:(a) Blood vessels(b) Blood platelets(c) Lymph(d) Heart

What is mesochorium

Retroviruses have genetic material

Rahul is eating an apple. Write down the path taken by the apple in his digestive system.

Parthenocarpic fruits can be produced by

Can epithelial tissue produce gametes?

Who is Jo? How does she respond to her father’s story telling?

In the hexaploid wheat,the haploid(n), basis(x) number of chromosomes and number of chromosomes in monosomy are respectively?

Question 38 Find out how Melvin Calvin worked out the complete biosynthetic pathway for synthesis of sugar.

Assertion [A] : Nerve cells cannot be regenerated.Reason [R] : Nerve cells lack centrioles.

Commercial fibres obtained from jute plant are derived from:

The life cycle in which haploid gametophyte and diploid sporophyte phases are equally dominant is termed as-

NH_4OH is highly soluble in 1)CuSO_4(aq) 2) AgNO_3(aq) 3) NH_4Cl 4) both (1) an (2)

Incompatibility is a barrier to cross-pollination. Justify.

Untreated human excreta is a health hazard. Explain.

If hymen is partially covered with a thin layer of skin then how does the menstrual flow comes out of it?

why Electro dialysis can not be done for long period of time.

Substances, which obstruct enzyme activity are called ___.

Anticodon occurs over:

The carbon assimilation step of photosynthesis

Why carbon doesn't make 4bond with carbon

There are some special types of cells found in the seminiferous tubules known as Sertoli cells. These are (1)Terminal cells (2)Reproductive cells (3)Somatic cells (4)Protective cells

Under normal conditions, as electrons flow down the electron transport chain of the mitochondria:

Exhausted cation and anion exchanger resins are regenerated by and ____respectively.