Q1.  How is the increase in demand for energy affecting the atmosphere?

Q2· Give an example to show that the exploitation of resources leads to pollution.

Q3. Make a list of a few industries that are dependent on forest products.

Q4. Suggest some consequences due to the loss of biodiversity?

Q5.  List two major benefits of Dams.

Q6. List two measures for the better management of water resources.

Q7. Name the tree for which Amrita Devi  Bishnoi and others sacrificed their lives.

Q8. State one reason for the conservation of forest and wildlife.

Q9. List two items which can be easily recycled, but we generally throw them in the dustbins.

Q10. Name two indigenous water saving methods.

Q11. State two causes of pollution of river Ganga.

Q12. List two change that you can make in your habits to reduce the consumption of electricity or water.

Q13.  During the recycling process of waste articles, what will be the starting step?

Q14.   In which region of India, Bundhis are used for water harvesting?

Q15.   Name the most common practice of recharging groundwater.

Q16.   How can we prevent floods?

Direction (Q. Nos. 17 – 21) In each of the following questions, a statement of Assertion is given by the corresponding  statement of Reason. Of the . statements, mark the correct answer as

(a) If both Assertion and Reason are true and Reason is the correct explanation of Assertion

(b) If both Assertion and Reason are true, but Reason is not the correct explanation of Assertion               ·

(c) If Assertion is true, but Reason is false

(d) If Assertion is false, but Reason is true

(e) If Assertion and Reason both are false

Q17. Assertion: We need to use our resources carefully.

            Reason: These resources are not unlimited and are exploited rapidly.

Q18. Assertion:  Large dams ensure storage of adequate water and also generate electricity, but still get criticism.

            Reason: Criticism about large dams address economic,  environment and social  problems.

Q19. Assertion: Mismanagement of the water has largely led to the benefits being cornered by a few people.

           Reason: People close to the source grow water-intensive crops like sugarcane and rice while people farther downstream do not get any water.

 Q20. Assertion: Bundhis are found in Rajasthan.

            Reason: Bundhis are traditional water harvesting structures.

Q21. Assertion: Large scale dams are sources for producing Electricity.

            Reason: Building of large dams are lead to around economic development at the site of dam.

Q19. Kulhs are water harvesting structures of

(a) Jammu region                               

(b) Rajasthan

(c) Kerala                                                  

(d) Himachal Pradesh

Q20. The main cause for abundant coliform bacteria in the river Ganga is

(a) discharge of effluents from motor vehicle industries

(b) washing dirty clothes with detergents

(c) disposal of unburnt corpses into water

(d) immersion of ashes into water

Q21.  Arabari forests of Bengal is dominated by

 (a) mangroove   

(b) bamboo

(c) teak                          

(d) sal

Q22.  It is important to make small check dams across the flooded gullies because they

(a) hold water for irrigation

(b) hold water and prevent soil erosion

(c) hold water permanently

(d) contaminate drinking water by animal excreta


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