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(5) Environmental Studies (Q. No. 121-150)
131. A biodegradable plastic developed by Biopak Corporation Australia
(a) Biopal
(b) Pet
(c) Polyester
(d) PVC
Answer – a
132. The Residential and Commercial wastes mainly consist of :-
(a) Food wastes
(b) Card board
(c) Packaging Materials
(c) None of the above
Answer – c
133. Lead in water can cause
(a) Eye disease
(b) Arthritis
(c) Kidney damage
(d) Hair falling
Answer – c
134. Colourless, odourless and non corrosive, air pollutant is
(a) Sulphur dioxide
(b) Carbon monoxide
(c) Carbon dioxide
(d) Ozone
Answer – d
135. Disease aggravated by air pollution is
(a) Cholera
(b) Rheumatism
(c) Bronchitis
(d) Haemophilia
Answer – c
136. Which of the following type of pollution can cause the outbreak of jaundice
(a) Air
(b) Thermal
(c) Water
(d) Land
Answer – c
137. BOD stands for
(a) Biological Oxygen Decrease
(b) Biotic Oxygen Demand
(c) Biological Oxygen Demand
(d) None of the above
Answer – c
138. Official date of Earth Day is on ______.
(a) April 22
(b) March 21
(c) May 22
(d) June 05
Answer – a
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139. The World wetlands Day is celebrated on ______.
(a) February 02
(b) February 28
(c) June 05
(d) March 21
Answer – a
140. National Maritime Day of India is celebrated on ________.
(a) October 16
(b) April 05
(c) March 21
(d) May 22
Answer – b
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