Assertion: A single mutation may produce a new species.

Reason: Mutation cause variation in chromosome and genes and are, therefore, inheritable.

Read the assertion and reason statements carefully and answer the question on the basis of the following options.

Assertion: Pulses are called "poor man's meat".

Reason: Pulses contain complete protein.

Read the assertion and reason statements carefully and answer the question on the basis of the following options.

DIRECTIONS: Each of these questions contains an Assertion followed by reason. Read them carefully and answer the question the basis of following options. You have to select the one that best describes the two statements.

(a) If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.

(b) If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.

(c) If Assertion is correct but Reason is incorrect.

(d) If Assertion is incorrect but Reason is correct.

Assertion: Chromosomes are known as hereditary vehicles.

Reason: The chromosomes are capable of self-reproduction and maintaining morphological and physiological properties through successive generations.

Assertion: Man has descended from apes.

Reason: Monkeys resemble humans more than apes do.

Read the assertion and reason statements carefully and answer the question on the basis of the following options.

.Assertion: Organic compounds gradually accumulated in the ocean.

Reason: These were predetermined as oceans favoured their growth.

Read the assertion and reason statements carefully and answer the question on the basis of the following options.

Assertion: Farmyard manure is the most commonly used organic manure in India.

Reason: Manure forms colloidal particles and soil crumbs.

Read the assertion and reason statements carefully and answer the question on the basis of the following options.