SEE Environment Science Sample Question - 2076

Group – ‘A’

Physical aspects

(Attempt any seven questions from this group) (7x4=28)

1. Why is greenhouse constructed in a botanical garden? Write any four names of greenhouse gases. (2+2)
2. Mention any four ways of controlling greenhouse effects. (4)
3. What is greenhouse? How does the greenhouse gas increase in the atmosphere? Describe briefly. (1+3)
4. What is ozone layer? Why is ozone layer regarded as amour-shield of the earth? Clarify. (1+3)
5. Write any four effects due to the cause of the depletion of ozone layer. (4)
6. What is non-renewable energy? Write any two sources and explain any one in brief. (1+1+2)
7. What is energy crisis? Explain briefly any three environmental impacts due to the lack of energy conservation. (1+3)
8. Write any short notes on : (2+2)
     a. Organic waste           b. Solar energy

Chemical aspects

(Attempt any two questions from this group)  (2x4=8)

1. Describe briefly any two sources of hazardous waste. (2+2=4)
2. Mention any four major measures for the management of hazardous waste. (4)
3. Why do industries discharge hazardous wastages? Explain any two reasons with examples. (2+2)

Biological aspects

(Attempt any three questions from this group) (3x4=12)

1. ‘Natural disaster is one of the major reasons for the extinction of animals’. Justify. (4)
2. What are endangered animals? Write one characteristics of each of Musk deer and Lophophorus. (2+1x2)
3. Explain in brief four reasons behind the extinction of wildlife.  (4)

1. 1

   Explain any two ways of conserving animals. (2+2)

Natural aspects

(Attempt any two questions from this group) (2x4=8)

1. Define wetland. Mention any three importance of wetland. (1+3)
2. Differentiate between eutrophic lake and oligotrophic lake in four points. (4)
3. Write short notes on: (2+2) 

           a. Ponds       b. Marsh

Social and economic aspects

(Attempt any two questions from this group)  (2x4=8)

1. Mention any four recent changes in Nepal’s agriculture system. (4)
2. Excess use of pesticides deteriorates agricultural environment. Explain this statement with four relevant points. (4)
3. How does the development and agriculture provide employment opportunity of a large extent? Justify with any four examples. (4)

Health and Sanitationaspects

(Attempt any two questions from this group) (2x4=8)

1. What is the healthy workplace? Explain this with four meaningful points.  (4)
2. How does water become polluted? Mention any two effects of water pollution on human health. (2+2)
3. Write short notes on: (2+2) 

            a. Importance of ventilation in workplace    

      b. Land pollution

Group – ‘B’

    (Write long answer of any four questions from this group)   (4x7=28)

1. What is ozone layer depletion? Describe any three effects of ozone layer depletion. (1+3x2)
2. Mention any four types of hazardous waste. How hazardous waste effects environment? Describe any three effects of hazardous wastes. (4x0.5+2+3)
3. What is renewable energy? List the types of renewable energy and explain any one of them in brief. Justify how the present energy crisis of Nepal can be solved through renewable energy with examples. (1+1+2+3)
4. What is radiation? Mention any five effects of radiation on human health?
5. What are agricultural activities related to natural environment? Explain the importance of agriculture in terms of sources of food and source of national income.  1+6)
6. What is sound pollution? Write its effects on the environment. Mention any three effects caused by water pollution on the community. (1+3x2)