CBSE Class 4 Science Air MCQs
Refer to CBSE Class 4 Science Air MCQs provided below available for download in Pdf. The MCQ Questions for Class 4 Science with answers are aligned as per the latest syllabus and exam pattern suggested by CBSE, NCERT and KVS. Multiple Choice Questions for Air are an important part of exams for Class 4 Science and if practiced properly can help you to improve your understanding and get higher marks. Refer to more Chapter-wise MCQs for CBSE Class 4 Science and also download more latest study material for all subjects
MCQ for Class 4 Science Air
Class 4 Science students should refer to the following multiple-choice questions with answers for Air in Class 4.
Air MCQ Questions Class 4 Science with Answers
Question: Air is a ____________ of gases.
a) mixture
b) both
c) compound
d) all of these
Answer: mixture
Question: A thick blanket of air surrounding us is called
a) atmosphere
b) none of these
c) nitrogen
d) cloud
Answer: atmosphere
Question: Without the ____________ there would be no life on earth
a) atmosphere
b) road
c) river
d) all of these
Answer: atmosphere
Question: The amount of _______ in air varies from place to place and from time to time.
a) water vapour
b) dusb vt
c) smoke
d) none of these
Answer: water vapour
Question: The amount of water vapour in air is called
a) humidity
b) none of these
c) moisture
d) both
Answer: humidity
Question: Our city’s air has ____________ humidity in the monsoon.
a) high
b) none of these
c) low
d) both
Answer: high
Question: You cannot see air 35r contains ____________ oxygen than inhaled air.
a) less
b) none of these2.1
c) more
d) both
Answer: less
Question: Dust and smoke make the air dirty. It is called
a) air pollution
b) air filtration
c) both
d) none of these
Answer: air pollution
Question: The substances that causes air pollution are called
a) pollutants
b) dirty things
c) both
d) none of these
Answer: pollutants
Question: ____________ is air pollutant
a) none of these
b) stem
c) root
d) leaves
Answer: none of these
Question: Electric vehicles producers ____________ air pollutants.
a) no
b) none of these
c) more
d) less
Answer: no
Question: Air pollution mostly harm our ____________ system
a) respiratory
b) digestive
c) excretory
d) none of these
Answer: respiratory
Question: Which disease is caused due to air pollution?
a) asthma
b) anaemia
c) head ache
d) none of these
Answer: asthma
Question: Burning of plastics, crackers, vehicles are responsible for ____________ pollution.
a) air
b) water
c) noise
d) none of these
Answer: air
Question: Plant more and more trees because it ____________ air pollution.
a) reduce
b) none of these
c) increase
d) both
Answer: reduce
Question: Reduce, ____________ , and Recycle waste materials to control air pollution.
a) Reuse
b) none of these
c) Restore
d) Remain
Answer: Reuse
Question: Public transport, walking, cycling are also ____________ to control air pollution
a) helped
b) both
c) related
d) none of these
Answer: helped
Question: Water vapours ____________ the air.
a) do not pollute
b) none of these
c) pollutes
d) both
Answer: do not pollute
Question: Buy goods that have less packaging because it ____________ garbage.
a) reduce
b) none of these
c) increase
d) both
Answer: reduce