Biology Test

Question 1
1 / -0

Larva of jellyfish (Aurelia) is called as:

A
Planula

B
Polyp

C
Medusa

D
Blastula

Question 2
1 / -0

The symbiotic relationship of algae and fungus is found in:

A
Lichen

B
Mycorrhiza

C
Pneumatophore

D
Bacteriophage

Question 3
1 / -0

CyclosporinA is used for _______________.

A
Dissolving blood clots

B
Lowering cholesterol level

C
Immunosuppression

D
Enhancing tenderness of meat

Question 4
1 / -0

Estradiol is secreted by:

A.Theca interna

B.Graafian follicle

C.Primary follicle

D.Theca externa

A
A and B only

B
B and C only

C
A and D only

D
B and D only

Question 5

1 / -0

Choose the correct answer from the options given below :

	List - I		List - II
(A)	Monohybrid Cross	(I)	1 : 1
(B)	Dihybrid Cross	(II)	1 : 2 : 1
(C)	Incomplete dominance	(III)	3 : 1
(D)	Test Cross	(IV)	9 : 3 : 3 : 1

(A)-(III), (B)-(IV), (C)-(II), (D)-(I)

(A)-(II), (B)-(IV), (C)-(III), (D)-(I)

(A)-(II), (B)-(III), (C)-(IV), (D)-(I)

(A)-(IV), (B)-(III), (C)-(I), (D)-(II)

Question 6
1 / -0

The number of chromatids in a chromosome at anaphase is:

A
1 in mitosis and 2 in meiosis

B
2 each in mitosis and meiosis

C
2 in mitosis and 4 in meiosis

D
2 in mitosis and 1 in meiosis

Question 7
1 / -0

Why are sperms produced in large numbers-

A
To ensure fertilization

B
To ensure implantation

C
To ensure gestation

D
None of them

Question 8
1 / -0

Which of the following statements are correct about Klinefelter's Syndrome?

A. This disorder was first described by Langdon Down (1866).

B. Such an individual has overall masculine development. However, the feminine developement is also expressed.

C. The affected individual is short statured.

D. Physical, psychomotor and mental development is retarded.

E. Such individuals are sterile.

Choose the correct answer from the options given below:

A
C and D only

B
B and E only

C
A and E only

D
A and B only

Question 9
1 / -0

Who is called as 'father of plant physiology'?

A
K. V Thimann

B
Stephen Hales

C
M. Calvin

D
E. Rabinowitch

Question 10
1 / -0

Which of the following division of kingdom Plantae and sub-kingdom cryptogamae can reproduce sexually by the formation of gametes?

A
Thallophyta

B
Bryophyta

C
Pteridophyta

D
All of above

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Biology Test - ...

Question 1

Planula

Polyp

Medusa

Blastula

Question 2

Lichen

Mycorrhiza

Pneumatophore

Bacteriophage

Question 3

Dissolving blood clots

Lowering cholesterol level

Immunosuppression

Enhancing tenderness of meat

Question 4

A and B only

B and C only

A and D only

B and D only

Question 5

(A)-(III), (B)-(IV), (C)-(II), (D)-(I)

(A)-(II), (B)-(IV), (C)-(III), (D)-(I)

(A)-(II), (B)-(III), (C)-(IV), (D)-(I)

(A)-(IV), (B)-(III), (C)-(I), (D)-(II)

Question 6

1 in mitosis and 2 in meiosis

2 each in mitosis and meiosis

2 in mitosis and 4 in meiosis

2 in mitosis and 1 in meiosis

Question 7

To ensure fertilization

To ensure implantation

To ensure gestation

None of them

Question 8

C and D only

B and E only

A and E only

A and B only

Question 9

K. V Thimann

Stephen Hales

M. Calvin

E. Rabinowitch

Question 10

Thallophyta

Bryophyta

Pteridophyta

All of above

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