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Environmental Science MCQ Questions Answers EVS Download PDF

Environmental Science MCQ Questions Answers EVS Model Practice Set Download PDF 

Environmental Science MCQ Questions Answers EVS Download PDF Set

1) Which one of the following pairs of gases are the major causes of “Greenhouse Effect”?

a) CO2 and N2O

b) CO2 and O3

c) CO2 and CO

d) CFCs and SO2

View Answer

2) The organisms which feed on dead organisms and excreta of living organisms are known

(a) Decomposers

(b) Consumers

(c) Producers

(d) Carnivores

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3) Biotic environment includes

  a) producers                           

  b) consumers

  c) decomposers                   

  d) all the above

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4) Abiotic environment does not include

  a) air                                         

b) water

c) soil                                         

d) plants

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5) In which one of the following sound travels fast

a) Solid

b) Air

c) Water

d) Vacuum

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6) The pollutant responsible for ozone holes is ____________.

a) CO2

b) SO2

c) CO

d) CFC

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7) When trees are cut, amount of oxygen

a) decreases                                           

b) increases

c) both (a) and (b)                                  

d) remains same

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8) Which part of plant evaporates water ?

a) Stomata

b) Fruit

c) Branch

d) Root

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9) Name the substance whose accumulation in pelicans of Lake Michigan led to the formation of thin shells of their eggs.

a) CFC

b) PAN

c) DDT

d) PAC

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10) Which of the following problems is not created by noise pollution ?

a) Diarrhoea                        

b) Hypertension

c) Deafness                         

d) Irritation

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11) In services output, India is:

a) 10

b)12

c) 15

d) 4

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12) Energy flow in ecosystem is given by:

(a) Haeckel

(b) Odum

(c) Tansely

(d) Ramdeo Mishra

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13) Which one is non luminous

a) Moon

b) Sun

c) Star

d)Comet

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14) hich country has the maximum number of tube-wells in the world ?

a) China

b) Australia

c) America

d)India

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15) Sugar is form of ______________

a) Protein

b) Fat

c) Water

d) Carbohydrate

View Answer

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