Biology Test

Question 1
1 / -0

In human excretory system :

i. kidneys and ureters are paired structures but urinary bladder is single.

ii. Kidneys are situated between the levels of last thoracic and third lumbar vertebra.

A
Statement i) is correct and ii) is wrong.

B
Statement ii) is wrong and i) is correct.

C
both are correct

D
both are wrong

Question 2
1 / -0

Study the four statements (i-iv) given below and select the two correct ones out of them.

(i) A lion eating a deer and a sparrow feeding on grains are ecologically similar in being consumers.

(ii) Predator star fish Pisaster helps in maintaining species diversity of some invertebrates.

(iii) Predators ultimately lead to the extinction of prey species.

(iv) Production of chemicals such as nicotine, strychnine by the plants are metabolic disorders.

The two correct statements are:

A
(ii) and (iii)

B
(iii) and (iv)

C
(i) and (iv)

D
(i) and (ii)

Question 3
1 / -0

'Palade particles' is another name for which of the following cell organelles?

A
Lysosomes

B
Ribosomes

C
Endoplasmic Reticulum

D
Centrosome

Question 4

1 / -0

Match the following with respect to meiosis

(a)	Zygotene	(i)	Terminalization
(b)	Pachytene	(ii)	Chiasmata
(c)	Diplotene	(iii)	Crossing over
(d)	Diakinesis	(iv)	Synapsis

	(a)	(b)	(c)	(d)
(1)	(iv)	(iii)	(ii)	(i)
(2)	(i)	(ii)	(iv)	(iii)
(3)	(ii)	(iv)	(iii)	(i)
(4)	(iii)	(iv)	(i)	(ii)

a

b

c

d

Question 5
1 / -0

Cholecystocaval line separates:

A
Right & Left liver lobe

B
Liver with Gall Bladder

C
Right Lobe of Liver with Gall Bladder

D
Left Lobe of Liver with Gall Bladder

Question 6
1 / -0

The bacterium Bacillus thuringiensis is widely used in biology as:

A
Agent for production of dairy products

B
Source of industrial enzyme

C
Indicator of water pollution

D
Insecticide

Question 7

1 / -0

Match the items given in column A with column B, and identify the correct alternatives listed below.

Column A	Column B
(a) Flying fish	(i) Draco
(b) Flying lizard	(ii) Echidna
(c) Egg-laying mammals	(iii) Exocoetus
(d) Flightless bird	(iv) Struthio

(a) - (i), (b) - (ii), (c) - (ii), (d) - (iv)

(a) - (iii), (b)-(i), (c)-(ii), (d) - (iv)

(a) - (iii), (b) - (i), (c) - (iv), (d) - (ii)

(a) - (i), (b) - (iii), (c)-(iv), (d) - (ii)

Question 8
1 / -0

Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produced:

A
A particular hormone

B
An antifeedant

C
Both sense and anti-sense RNA

D
A toxic protein

Question 9
1 / -0

Testosterone secreted by:

A
Leydig’s cells

B
Somatotropic cells

C
Acidophilic cells

D
Gonadotropic cells

Question 10
1 / -0

If the vasa deferentia of man are surgically removed:

A
Semen will be without sperms

B
Spermatogenesis will not take place

C
Sperms in semen will be non-motile

D
Sperms will be enucleate

Submit Test

Biology Test - ...

Question 1

Statement i) is correct and ii) is wrong.

Statement ii) is wrong and i) is correct.

both are correct

both are wrong

Question 2

(ii) and (iii)

(iii) and (iv)

(i) and (iv)

(i) and (ii)

Question 3

Lysosomes

Ribosomes

Endoplasmic Reticulum

Centrosome

Question 4

a

b

c

d

Question 5

Right & Left liver lobe

Liver with Gall Bladder

Right Lobe of Liver with Gall Bladder

Left Lobe of Liver with Gall Bladder

Question 6

Agent for production of dairy products

Source of industrial enzyme

Indicator of water pollution

Insecticide

Question 7

(a) - (i), (b) - (ii), (c) - (ii), (d) - (iv)

(a) - (iii), (b)-(i), (c)-(ii), (d) - (iv)

(a) - (iii), (b) - (i), (c) - (iv), (d) - (ii)

(a) - (i), (b) - (iii), (c)-(iv), (d) - (ii)

Question 8

A particular hormone

An antifeedant

Both sense and anti-sense RNA

A toxic protein

Question 9

Leydig’s cells

Somatotropic cells

Acidophilic cells

Gonadotropic cells

Question 10

Semen will be without sperms

Spermatogenesis will not take place

Sperms in semen will be non-motile

Sperms will be enucleate

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