Q1. Any harmful change in the environment is called ____________.
ⓐ biodiversity
ⓑ pollution
ⓒ environment
ⓓ None
of these
Q2. Which one is
not a greenhouse gas?
ⓐ Methane
ⓑ oxygen
ⓒ co2
ⓓ co
Q3. Which of the following are Biodegradable
materials?
ⓐ bread
ⓑ water
ⓒ leaf of trees
ⓓ
these all
Q4. Our atmosphere mostly consist of oxygen and
_________.
ⓐ nitrogen
ⓑ methane
ⓒ ozone
ⓓ
organ
Q5. To reduce
pollution caused by none biodegradable material_______ principle is used.
ⓐ 4R
ⓑ newton
ⓒ
newton
ⓓ
Charles
Q6. The
evaporation takes place at __________ temperature.
ⓐ any
temperature
ⓑ high
ⓒ low
ⓓ all of these
Q7. There are ________ types op pollution.
ⓐ two
ⓑ three
ⓒ
four
ⓓ five
Q8. The leakage of oil from oil tanker cause
__________ pollution.
ⓐ air
ⓑ land
ⓒ noise
ⓓ
water
Q9. Industrial smokes cause ________ pollution.
ⓐ air
ⓑ land
ⓒ water
ⓓ
noise
Q10. 4R principle means to _________.
ⓐ
recycle
ⓑ reuse
ⓒ reduce
ⓓ These all
Q11. Which of the following is not a biodegradable material?
ⓐ water
ⓑ bread
ⓒ fruit
ⓓ
stone
Q12.
The substances that cause pollution are called _________.
ⓐ pollutants
ⓑ pollution
ⓒ resistance
ⓓ all
Q13.
The burning of fuels in our home is producing _______ gas
ⓐ Methane
ⓑ
carbon dioxide
ⓒ oxygen
ⓓ hilum
Q14. Which of the
following is not the cause the land pollution?
ⓐ
smokes
ⓑ garbage
ⓒ fertilizer
ⓓ
insecticide
Q15. Which
of the following acts causes most of the air pollution?
ⓐ collecting rubber
ⓑ
reusing rubber
ⓒ burning rubber
ⓓ All
Q16. Which disease is caused by air pollution?
ⓐ diarrhea
ⓑ
typhoid
ⓒ cholera
ⓓ
lungs cancer
Q17. Such a matter which is broken down into
simple substances by natural process is
Called _________ material.
ⓐ
biodegradable
ⓑ none biodegradable
ⓒ simple
ⓓ ALL
Q18. All the non-living components of the environment
is called _______ components.
ⓐ biotic
ⓑ simple
ⓒ abiotic
ⓓ ALL
Q19. Horn of vehicle cause _________ pollution.
ⓐ air
ⓑ land
ⓒ water
ⓓ
noise
Q20. Coal, crude oil, and natural gas are all
considered _______.
ⓐ fossil fuels
ⓑ greenhouse
gases
ⓒ
simple gases
ⓓ ALL
ANSWER KEY
Q1. ⓑ 2. ⓓ 3. ⓓ 4. ⓐ 5. ⓐ 6. ⓐ 7. ⓒ 8. ⓑ 9. ⓐ 10. ⓓ 11. ⓓ 12. ⓐ 13. ⓑ 14.ⓐ 15. ⓒ 16. ⓓ 17. ⓐ 18. ⓒ 19. ⓓ 20. ⓐ
