question_answer1) Forests are called as the 'lungs of nature" why?
A) Bring down the carbon dioxide level in the atmosphere done clear
B) Bring down the oxygen level in the atmosphere done clear
C) Maintain the balance of oxygen and carbon dioxide in the atmosphere done clear
D) Increase the level of carbon dioxide in the atmosphere done clear
E) Increase the level of oxygen in the atmosphere done clear
View Solution play_arrowquestion_answer2) What is Sewage?
A) Mining waste done clear
B) Factory waste done clear
C) Domestic waste done clear
D) None of the above done clear
E) All of the above done clear
View Solution play_arrowquestion_answer3) Which one of the following is a biotic component of the environment?
A) Water done clear
B) Air done clear
C) Land done clear
D) Plant done clear
E) None of these done clear
View Solution play_arrowA) Burning done clear
B) Burying done clear
C) Recycling done clear
D) Dumping done clear
E) None of these done clear
View Solution play_arrowquestion_answer5) Under which one of the following groups, pills of vegetable should be kept?
A) Biodegradable done clear
B) Non-biodegradable done clear
C) Hazardous done clear
D) Toxic done clear
E) None of these done clear
View Solution play_arrowquestion_answer6) We, human beings, depend on our ____ for all our needs
A) Atmosphere done clear
B) Environment done clear
C) Lithosphere done clear
D) Hydrosphere done clear
E) None of these done clear
View Solution play_arrowquestion_answer7) The process of gradual increase in the earth's temperature is called_______.
A) Pollution done clear
B) Green house effect done clear
C) Global warming done clear
D) Acid rain done clear
E) None of these done clear
View Solution play_arrowquestion_answer8) Select-the non biodegradable waste from the following.
A) 
done
clear
B) 
done
clear
C) 
done
clear
D) 
done
clear
E) None of these done clear
View Solution play_arrowquestion_answer9) Acid rain causes damage to___________.
A) Animals life done clear
B) Plants life done clear
C) Historical monuments done clear
D) All of these done clear
E) None of these done clear
View Solution play_arrowquestion_answer10) Contamination unwanted substances into water is called _____.
A) Air pollution done clear
B) Water pollution done clear
C) Land pollution done clear
D) Soil pollution done clear
E) None of these done clear
View Solution play_arrow
You need to login to perform this action.
You will be redirected in
3 sec
