OBJECTIVE FOR APPLIED ECOLOGY
Multiple Choice Questions (MCQs)
- Average rain fall in Pakistan is less than
(a) 400mm (b) 250mm (c) 340mm (d) 450inm
- The percentage of earth covered with water is:
(a) 50% (b) 25% (c) 75% (d) 23%
- The percentage of water in the form of frozen form is:
(a) 23% (b) 2% (d) 10% (d) 56%
- The taxonomists have described species:
(a) 1.5 million (b) 1.4 million (d) 1.6million (c1) I .7million
- The length of canals in Pakistan is:
(a) 40790 miles (b) 80790 miles (c) 47790 miles (c) 10790 miles
- Which of the followings is secondary pollutant?
(a) CO (b) S (c) PAN (d) Hl
- Photochemical reaction produces:
(a) CO (b) S (c) PAN (d) Hl
- Green house effect is caused by:
(a) CO (b) CO2 (c) H2 (d) CFC
- Ozone depletion is caused by:
(a) CO (b) CO2 (c) H2 (d) CFC
- Which of the followings is environment is green gas?
(a) LPG (b) CO2 (c) H2 (d) CNS
- The length of slope is a:
(a)Topograpbie (b) Edaphic(c) Geological – (d)Biotic
- Physical, chemical and moisture characteristics of the soil:
(a) Topographic (b.)Edaphic (e) Geological (d) Biotic
- Number of acres suffering of soil erosion are:
(a) 100million (h) 120 million (d) 160 million (d). 200 million
Ans
- (b) 2. (c) 3. (b) 4. (b) 5. (a) 6. (c) 7. (c) 8. (b) 9. (d)
10:(d) 11. (a) 12. (b) 13. (b)
Fill in blanks
- Air _______ is several kilometers thick blanket of atmosphere surrounding the earth.
- The soil which is saturated with water is called water logged soil and this problem is called water______
- The soil in which salt crust is left due to evaporation of water is called saline soil and this problem is called___
- The presence of substances in the atmosphere produced directly or indirectly by man which affect his health and properties is called ______ pollution.
5. The fog with smoke and chemical fumes forming dark and thick covering called________
- Two stroke engines should be replaced by four stroke engines Four stroke engine do not produce____
- The increased productivity of lake caused due to enrichment of
________ is called eutrophication. - The wearing away of the soil by wind, water, snow or gravity is called soil _______
- All non-cultivated plants and non-domesticated animals are included in _____life.
Ans
1. air 2. logging 3. salinity 4. air 5. smog
6. CO 7. nutrients 8. erosion 9. wild
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- OBJECTIVE FOR ECOSYSTEM
- SUBJECTIVE AND SHORT QUESTION FOR APPLIED ECOLOGY
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Bevissthetsutvidende blogg, dette. For denne delen av norsk murk-ik/kultushistorie er fullstendig ukjent for meg. Nesten så jeg lurer på om det burde være flaut, men jeg lar det stå til.