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
2) The organisms which feed on dead organisms and excreta of living organisms are known
(a) Decomposers
(b) Consumers
(c) Producers
(d) Carnivores
3) Biotic environment includes
a) producers
b) consumers
c) decomposers
d) all the above
4) Abiotic environment does not include
a) air
b) water
c) soil
d) plants
5) In which one of the following sound travels fast
a) Solid
b) Air
c) Water
d) Vacuum
6) The pollutant responsible for ozone holes is ____________.
a) CO2
b) SO2
c) CO
d) CFC
7) When trees are cut, amount of oxygen
a) decreases
b) increases
c) both (a) and (b)
d) remains same
8) Which part of plant evaporates water ?
a) Stomata
b) Fruit
c) Branch
d) Root
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
10) Which of the following problems is not created by noise pollution ?
a) Diarrhoea
b) Hypertension
c) Deafness
d) Irritation