Question

SELECT THE CORRECT OPTION GIVING THE APPROPRIATE REASON: (4M)


1. Firemen uniform is coated with a plastic that is fire resistant. Identify the plastic from the given options.
(a) Teflon
(b) melamine
(c) PET
(d) Polyester


2. In today’s world, where water is a scarce resource, which among the following irrigation methods is most

feasible and sustainable?

(a) Sprinkler system
(b) Drip system
(c) Tube well
(d) Chain pump


3. Carrier of malaria-causing protozoan is

(a) female Anopheles mosquito
(b) cockroach
(c) housefly
(d) butterfly


4. In order to take precautionary steps to control dengue, we must take measures to stop the breeding of:

(A) Aedes mosquito
(B) Fleas
(C) Fire ants
(D) Anopheles mosquito​

Answer 1

Answer:

1. a)Teflon

2. b)Drip System

3. a)Female Anopheles Mosquito

4. a)Aedes Mosquito

Explanation:

Answer 2

Explanation:

3. Carrier of malaria-causing protozoan is