Biology Test

Question 1
1 / -0

The stage in cell division that consists of the G1 phase, S phase, G2 phase is:

A
Metaphase

B
Prophase

C
Anaphase

D
Interphase

Question 2
1 / -0

A given double stranded DNA molecule is 1,00,000 base pairs long. What will be the length of this DNA molecule?

A
10,000 nm

B

C

D
2,00, 000 nm

Question 3

1 / -0

The table below gives the populations (in thousands) of ten species (A-J) in four areas (p-s) consisting of the number of habitats given within brackets against each. Study the table and answer the question which follows.

Which area out of p- s shows maximum species diversity?

Area and No. of habitats	Species, and their populations (in thousands) in the areas
Area and No. of habitats	A	B	C	D	E	F	G	H	I	J
p(11)	2.3	1.2	0.52	6.0	-	3.1	1.1	9.0	-	10.3
q(11)	10.2	-	0.62	-	1.5	3.0	-	8.2	1.1	11.2
r(13)	11.3	0.9	0.48	2.4	1.4	4.2	0.8	8.4	2.2	4.1
s(12)	3.2	10.2	11.1	4.8	0.4	3.3	0.8	7.3	11.3	2.1

s

p

q

r

Question 4
1 / -0

Aestivation of petals in the flower of cotton is correctly shown in

A
(a)

B
(b)

C
(c)

D
(d)

Question 5
1 / -0

With increase in age which of the following is true for lungs?

A
Pulmonary compliance increases

B
Residual volume decreases

C
Mucocillary clearance increases

D
Fibrous of interstitium decreases

Question 6
1 / -0

Match the pteridophytes with their common names:

A B

1. Psilotum a. Ground pine

2. Marsilea b. Spike moss

3. Selaginella c. Whisk fern

4. Lycopsida d. Water fern

A
1 - a, 2 - d, 3 - b, 4 - c

B
1 - c, 2 - b, 3 - d, 4 - a

C
1 - c, 2 - d, 3 - b, 4 - a

D
1 - d, 2 - c, 3 - b, 4 - a

Question 7
1 / -0

Viroids have

A
Single-stranded RNA not enclosed by a protein coat

B
Single-stranded DNA and enclosed by a protein coat

C
Double-stranded DNA enclosed by a protein coat

D
Double-stranded RNA enclosed by a protein coat

Question 8

1 / -0

Study the following lists and match them to the appropriate answers.

List - I	List - II
(A) Dieback in citrus	(I)Urease
(B)Mottled leaf	(II)Hexokinase
(C)Mouse-ear in pecan	(III)Nitrogenase
(D)Whiptail in cauliflower	(IV)Cytochrome C oxidase
	(V) Carboxypeptidase

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

A- IV, B- V, C- I, D- III

A- IV, B- I, C- III, D- V

A- V, B- III, C- II, D- IV

Question 9
1 / -0

After fertilization the ovule develops into;

A
Endosperm

B
Seed

C
Embryo sac

D
Fruit

Question 10
1 / -0

Hypodermis in monocotyledonous stem is?

A
Parenchymatous

B
Chlorenchymatous

C
Collenchymatous

D
Sclerenchymatous

Submit Test

A	B
1. Psilotum	a. Ground pine
2. Marsilea	b. Spike moss
3. Selaginella	c. Whisk fern
4. Lycopsida	d. Water fern

Biology Test - ...

Question 1

Metaphase

Prophase

Anaphase

Interphase

Question 2

10,000 nm

2,00, 000 nm

Question 3

s

p

q

r

Question 4

(a)

(b)

(c)

(d)

Question 5

Pulmonary compliance increases

Residual volume decreases

Mucocillary clearance increases

Fibrous of interstitium decreases

Question 6

1 - a, 2 - d, 3 - b, 4 - c

1 - c, 2 - b, 3 - d, 4 - a

1 - c, 2 - d, 3 - b, 4 - a

1 - d, 2 - c, 3 - b, 4 - a

Question 7

Single-stranded RNA not enclosed by a protein coat

Single-stranded DNA and enclosed by a protein coat

Double-stranded DNA enclosed by a protein coat

Double-stranded RNA enclosed by a protein coat

Question 8

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

A- IV, B- V, C- I, D- III

A- IV, B- I, C- III, D- V

A- V, B- III, C- II, D- IV

Question 9

Endosperm

Seed

Embryo sac

Fruit

Question 10

Parenchymatous

Chlorenchymatous

Collenchymatous

Sclerenchymatous

User

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