Our Environment Worksheet-1
(A) Deafness (B) Blindness (C) Paralysis
(A) Deforestation (B) Afforestation (C) Any of these
(A) It should be buried as it changes into humus which is necessary for the plant growth
(B) Gases are produced which causes pollution
(C) Any of these
Multiple Choice Questions (with more than one option):
(A) LPG (B) Petrol (C) Diesel
(D) CNG (E) None of these
(A) Do not throw dead bodies and wastes in the rivers
(B) Do not use rivers for washing clothes
(C) Do not burn the dead leaves
(D) Do not throw the toxic chemicals in the rivers
(E) None of these
a. There are seven types of pollution.
b. Air pollution can cause deadly disease like lung cancer, asthma and other respiratory disorders.
c. Factories and industries are the major sources of air as well as water pollution.
d. We should always use plastic bags to keep our environment clean.
e. Water pollution can cause diseases like heart attack, cancer etc.,
f. Noise pollution leads to aggressive behavior, hypertension and sleep disorders.
Fill in the blanks:
(6) a. False