Question

A. if both assertion and reason are true and the reason is the correct
explanation of the assertion.
B. if both assertion and reason are true but the reason is not the correct
explanation of the assertion
C. if assertion is true but reason is false.

D. if both assertion and reason are false.
1. Assertion : nucleus plays an important role in cellular reproduction
and cellular functions.
Reason: nucleus contain chromosomes which are made up of DNA
which contain information for constructing and organising cells.
2. Assertion: absorption of water by plant is an example of osmosis.
Reason: cells tends to gain water through osmosis
3. Assertion: the mass of total number of protons and neutrons is a
measure of the approximate mass of an atom.
Reason: the mass of an electron is neglegible.
4. Assertion: any 2 objects in the universe attract each other by a force
called gravitational force.
Reason: the force of gravitation exerted by the earth is called gravity.

Answer 1

Answer:

1a

2b

3a

4c

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