Question 1

Which of the following phenomena is NOT caused by the movement of the plates on the earth’s upper
mantle?

Options :

A : Earthquakes

B : Volcanic activity

C : Production of new crust along with destruction of old crust

D : Erosion

E : Formation of mountains

Answer: D

Question 2

The white blood cells responsible for attacking specific pathogens with antibodies are a type of

Options :

A : erythrocyte

B : lymphocyte

C : neutrophil

D : macrophage

E : platelet

Answer: B

Question 3

Which compound is the best conductor of electricity?

Options :

A : Water

B : Copper

C : Diamond

D : Graphite

E : Silicon

Answer: B

Question 4

Significant overlap in the sequence of amino acids of the same protein involved in cell division from two

different species indicates that

Options :

A : other proteins compared between the two species are unlikely to be similar

B : the proteins have a common evolutionary origin

C :

the DNA coding for the two proteins will be identical when introns are removed

D : the two proteins would have identical tertiary structures

E : the two species do not share a recent common ancestor

Answer: B

Question 5

Dimensional formula of a physical quantity is given as MxLyTz. If the dimensional formula of the physical

quantity is the same as that of force, what would be the value of x + y + z?

Options :

A : 0

B : −1

C : −4

D : 1

E :

2

Answer: A