Question

smooth shining surface which rebounds the light back in same or in

different direction is called _________.

(a) a mirror (b) a lens (c) reflection of light (d) point of incidence

2. Band of seven colours is called _______.

(a) Dispersion (b) Spectrum (c) VIBGYOR (d) Reflection

3. Name the dual gland.

4. Braille system has ___________ dot patterns.

5. Which of the following solutions will not make the bulb glow?

(a) Sodium chloride (b) Copper sulphate

 (c) Silver nitrate (d) Sugar in water​

Answer 1

Answer:

1.

2. a Dispersion

3. Pancreas

4. 63

5. d. Sugar in water

Explanation:

I