Class 8 Science Chapter 16 Light Quiz 1 (12 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. If the ability of a lens is a diaptor if its confluence is away

Correct Answer: D) 1.0 meters.

2. Lack of ..... in foodstuff is responsible for many eye troubles

Correct Answer: D) Vitamin A.

3. In the retina of the eye, the area having no sensory cells is called

Correct Answer: D) Blind spot.

4. The method of indicating the amount caused by the change in the direction of lighting in relation to the two mediums given

Correct Answer: B) Refractive index.

5. An image formed by a mirror the left of the object appears on the right and the right appears on the left this is known as .....

Correct Answer: A) Lateral inversion.

6. The comfortable distance at which a person can read is about .....

Correct Answer: C) 25cm.

7. Rainbow is a natural phenomena showing

Correct Answer: B) Reflection.

8. Always lie down in an open place in case of lightening.

Correct Answer: B) False.

9. During lightening contact with electrical appliances should be avoided

Correct Answer: A) True.

10. Interaction of charges is called .....

Correct Answer: A) Lightning.

11. In old age eyesight becomes foggy when it happens person is said to have .....

Correct Answer: B) Cataract.

12. Name the scientist who showed that lightening and spark from our clothes are essentially the same phenomenon?

Correct Answer: D) Benjamin Franklin.