| 1 |
Habitat destruction can result in a loss of: |
- A. Species
- B. Population
- C. Community
- D. Ecosystem
|
| 2 |
The current level of urbanization in Pakistan is about_____ which is not high by global standards. |
- A. 23%
- B. 32%
- C. 36%
- D. 39%
|
| 3 |
The basic tropic level of all food chain is. |
- A. Producers
- B. Consumers
- C. Decomposers
- D. Reducers
|
| 4 |
Example of Ectoparasite is: |
- A. Becteria
- B. Virus
- C. Ascaris
- D. Mosquito
|
| 5 |
Which of the following air pollutant react with water in atmosphere producing acid rain? |
- A. Hydrocarbons fluorine
- B. Flyash, soot
- C. chlorine , smoke
- D. Sulphur dioxide, Nitrogen oxide.
|
| 6 |
Rabbit is a : |
- A. Producer
- B. Herbivore
- C. Cornivore
- D. Tertiary Consumer
|
| 7 |
Which one of the following is a tertiary consumer: |
- A. Owl
- B. Larwa of butterfly
- C. Deer
- D. Rabbit
|
| 8 |
Which are put in first trophic level? |
- A. Carnivores
- B. Producers
- C. Herbivores
- D. Consumers
|
| 9 |
Water , soil, air, temperature, wind and sunlight are example of: |
- A. Biotic factors
- B. Biomass
- C. Environment
- D. Abiotic factors
|
| 10 |
The factor of an ecosystem is: |
- A. light
- B. algae
- C. bacteria
- D. producers
|
