| 1 |
When we eat the onion, our trophic level is |
- A. Primary consumer
- B. Secondary consumer
- C. Decomposer
- D. Producers
|
| 2 |
When did scientists become able to cut and unite DNA? |
- A. 1945
- B. 1924
- C. 1944
- D. 1970
|
| 3 |
All ecosystem of the world join and makees: |
- A. Biosphere
- B. Heterosphere
- C. Geosphere
- D. Hydrosphere
|
| 4 |
Genetics is the branch of biology in which we study: |
- A. Functions
- B. Fossils
- C. Inheritance
- D. Evlution
|
| 5 |
A cough, mild wheezing, fever chills and shortness of breath are symptoms of: |
- A. Emphysema
- B. Pneumonia
- C. Bronchitis
- D. Asthma
|
| 6 |
In the atmosphere, carbon is found as |
- A. graphite
- B. diamond
- C. carbonates
- D. carbon dioxide
|
| 7 |
Muscles can only: |
- A. Contract
- B. Push
- C. Expand
- D. All of the above
|
| 8 |
One organism kills and feed on other organism is called. |
- A. Predation
- B. Parasitism
- C. Mutuatism
- D. Commensalism
|
| 9 |
The number of dug addicts in Pakistan's currently to be about: |
- A. 200000
- B. 300000
- C. 400000
- D. 500000
|
| 10 |
Sir Alexander flaming was awarded the Nobel prize in. |
- A. 1940
- B. 1945
- C. 1950
- D. 1960
|
