Environmental Science (3110007) MCQs

MCQs of Introduction of Environment

Showing 1 to 10 out of 131 Questions
1.
Which one of the following is not a fossil fuel?
(a) Natural Gas
(b) Petrol
(c) Coal
(d) Uranium
Answer:

Option (d)

2.
During photosynthesis ,autotrophs take in ____
(a) Oxygen
(b) Carbon dioxide
(c) Nitrogen
(d) Sulphur
Answer:

Option (b)

3.
Rise in the sea level is due to____
(a) Ozone depletion
(b) Smog
(c) Global warming
(d) Acid rain
Answer:

Option (c)

4.
Increase in concentration of soluble salts in the soil is known as ______
(a) Desertification
(b) Soil erosion
(c) Bioaccumulation
(d) Salination
Answer:

Option (d)

5.
Which air pollutant reduces the oxygen carrying capacity of the blood by combining with hemoglobin forming carboxy hemoglobin?
(a) SO2
(b) CO
(c) CO2
(d) N2O
Answer:

Option (b)

6.
The deaths of infants per 1000 births are known as__
(a) Mortality rate
(b) Birth rate
(c) Infant mortality rate
(d) Total fertility rate
Answer:

Option (c)

7.
GSDMA stands for______
(a) Gujarat state development management authority
(b) Gujarat state disaster management authority
(c) Gujarat soil disaster management authority
(d) Gujarat surface disaster management authority
Answer:

Option (b)

8.
The removal of carbon dioxide from the earth’s atmosphere and the provision of long term storage of carbon in the terrestrial biosphere is known as__________
(a) Carbon sequestration
(b) Carbon dating
(c) Carbon fixing
(d) Photosynthesis
Answer:

Option (a)

9.
In an aquatic ecosystem phytoplankton can be considered as a ______
(a) Consumer
(b) Producer
(c) Saprotrophic organism
(d) Marco consumer
Answer:

Option (b)

10.
The sum total of the populations of the same kind of the organisms constitute__
(a) Colony
(b) Genus
(c) Species
(d) Community
Answer:

Option (d)

Showing 1 to 10 out of 131 Questions