Environmental Science MCQ Questions Answers EVS Download PDF

Environmental Science MCQ Questions Answers EVS Model Practice Set Download PDF 

Environmental science is a multidisciplinary field that delves into the complex interactions between humans and the natural world. With increasing concerns about the state of our planet and the need for sustainable practices, understanding environmental science has become more critical than ever. Whether you’re a student studying the subject or simply interested in testing your eco-knowledge, here are some multiple-choice questions (MCQs) along with their answers to help you gauge your understanding of environmental science concepts. 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
Option – a)

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

(a) Decomposers

(b) Consumers

(c) Producers

(d) Carnivores

View Answer
Option – a)

3) Biotic environment includes

  a) producers                           

  b) consumers

  c) decomposers                   

  d) all the above

View Answer
Option – d)

4) Abiotic environment does not include

  a) air                                         

b) water

c) soil                                         

d) plants

View Answer
Option – d)

5) In which one of the following sound travels fast

a) Solid

b) Air

c) Water

d) Vacuum

View Answer
Option – a)

6) The pollutant responsible for ozone holes is ____________.

a) CO2

b) SO2

c) CO

d) CFC

View Answer
Option – d)

7) When trees are cut, amount of oxygen

a) decreases                                           

b) increases

c) both (a) and (b)                                  

d) remains same

View Answer
Option – a)

8) Which part of plant evaporates water ?

a) Stomata

b) Fruit

c) Branch

d) Root

View Answer
Option – a)

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

View Answer
Option – c)

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

a) Diarrhoea                        

b) Hypertension

c) Deafness                         

d) Irritation

View Answer
Option – a)

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