| 1 |
A network of all the feeding relationships in an ecosystem is called. |
- A. Food chain
- B. Food web
- C. Trophic level
- D. Energy flow
|
| 2 |
An example of endoparasite : |
- A. Mosquitoes
- B. Leech
- C. Lice
- D. Plasmodium
|
| 3 |
All ecosystems of the world combine to form. |
- A. Community
- B. Population
- C. Biosphere
- D. Competition
|
| 4 |
Which one is an example of epiphyte? |
- A. Mosquito
- B. Orchid
- C. rhizobium
- D. Plasmodium
|
| 5 |
An example of carnivores plant is. |
- A. Mosses
- B. Ferns
- C. Rose plant
- D. Sundew
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| 6 |
Nitrogen is an important component of: |
- A. Proteins
- B. Nucleic acid
- C. Lipids
- D. Both a and b
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| 7 |
At the end of a long food chian the energy will be. |
- A. Will more
- B. As same as at start
- C. Will less
- D. Zero
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| 8 |
A symbiotic interaction in which both partners get benefits. |
- A. Mutualism
- B. Commensalism
- C. Parasitism
- D. Predation
|
| 9 |
<p class="MsoNormal">Which one of the following is not an example of fossil
fuels?<o:p></o:p></p> |
- A. <p class="MsoNormal">Plants<o:p></o:p></p>
- B. Peat
- C. Coal
- D. Natural gas
|
| 10 |
The current level of urbanization in Pakistan is about_____ which is not high by global standards. |
- A. 23%
- B. 32%
- C. 36%
- D. 39%
|