Q1. The term used for the conservation of ecosystem and natural habitats and the maintenance and recovery of variable populations of species in their natural surrounding is-
(a) Core conservation
(b) In situ conservation
(c) Ex situ conservation
(d) Peripheral conservation
Q2. Which of the following leads to global warming?
(a) Water pollution
(b) Soil pollution
(c) Air pollution
(d) Noise pollution
Q3. Which of the following is an example of air pollution?
(a) Smoke and fog
(b) Exhaust gas from cars
(c) Gases from burning wood or charcoal
(d) All of these
Q4. The law to prevent pollution in India and many others countries prevent the use of –
(a) Paper bags
(b) Plastic bags
(c) Nylon bags
(d) Leather bags
Q5. Which of the following causes global warming?
(a) Gases from cars
(b) Gases from trees
(c) Hot air from oven
(d) Cooking gas
Q6. Trees reduce pollution because they absorb
(a) Sulphur dioxide
(b) Carbon dioxide
(c) Carbon monoxide
(d) Nitrogen
Q7. Rise in water level in ocean is due to-
(a) Melting of ice in polar region
(b) Excess rainfall
(c) Acid rain
(d) None of these
Q8. Which is the absolute temperature scale?
(a) Celsius
(b) Fahrenheit
(c) kelvin
(d) All of these
Q9. Noise or noise pollution is measured in-
(a) Phon
(b) Newton
(c) Decibel
(d) Decimal
Q10. The most harmful sulphur containing containing gas in the atmosphere is-
(a) S
(b) H2S
(c) SF6
(d) SO2
Solutions
S1. Ans.(b)
S2. Ans.(c)
S3. Ans.(d)
S4. Ans.(b)
S5. Ans.(a)
S6. Ans.(b)
S7. Ans.(a)
S8. Ans.(c)
S9. Ans.(c)
S10. Ans.(d)
