Question

(a) Both assertion and reason are true and reason is the correct explanation of assertion. (b) Both assertion and reason are true but reason is not the correct explanation of assertion. (c) Assertion is true but reason is false. (d) Assertion is false but reason is true. (e) Both Assertion and Reason are false.
1. Assertion: An object may acquire acceleration even if it is moving at a constant speed.
Reason: With change in the direction of motion, an object can acquire acceleration.

2. Assertion: When the displacement of a body is directly proportional to the square of the time. Then the body is moving with uniform acceleration.
Reason: The slope of velocity-time graph with time axis gives acceleration.

3. Assertion: When a beam of light is passed through a colloidal solution placed in a dark place the path of the beam becomes visible.
Reason: Light gets scattered by the colloidal particles.

4. Assertion: A solution of table salt in a glass of water is homogeneous.
Reason: A solution having different composition throughout is homogeneous.

5. Assertion: Eukaryotic cells have membrane bound organelles.
Reason: Prokaryotic cells lack membrane bound organelles.

6. Assertion: Smooth ER does not have ribosomes
Reason: They are involved in protein synthesis​

Answer 1

Answer:

1. a)
2. a)
3. a)
4. c)
5. b)
6. e)

Explanation:

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