| 1 |
For best propagation of natural rubber plant: |
- A. 80<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°</span>F(27<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°</span>C) temperature is best suitable
- B. 100<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°</span>F temperature is suitable
- C. 50<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°</span>F temperature is suitable
- D. 32<span style="color: rgb(84, 84, 84); font-family: arial, sans-serif; font-size: small;">°</span>F temperature is suitable
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| 2 |
For propagation of rubber plant: |
- A. Equatorial warm-humid climate is suitable
- B. Desert climate is suitable
- C. Monsoon climate is suitable
- D. Sudani climate is suitable
|
| 3 |
Most of the natural rubber production in the world is being used: |
- A. For manufacturing water proof cloth
- B. For manufacturing tyre & tube
- C. For manufacturing toys
- D. For manufacturing utensils
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| 4 |
The continent of Africa produces world's: |
- A. 6 percent rubber
- B. 20percent rubber
- C. 50percent rubber
- D. 10percent rubber
|
| 5 |
Hevea brasiliensis plant provide world's |
- A. 50 percent natural rubber
- B. 90 percent natural rubber
- C. One-third natural rubber
- D. Small amount of natural rubber
|
| 6 |
For rubber plantation, trees and planted apart: |
- A. One meter
- B. 5 meters
- C. 10 meters
- D. 20 meters
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| 7 |
How many countries of world produce rubber ? |
- A. 10 countries
- B. 28countries
- C. 50countries
- D. 100countries
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| 8 |
Native country of Hevea brasiliensis plant is: |
- A. Nigeria
- B. Congo
- C. Brazil
- D. Zambia
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| 9 |
British explorer Sir Henry Wickham in: |
- A. 1876 A.D smuggled rubber seed in U.K
- B. 1820 A.D smuggled rubber seeds
- C. 1750 A.D smuggled rubber seed in U.K
- D. 1900 A.D smuggled rubber seed
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| 10 |
In 1839, Charles Goodyear from rubber prepared: |
- A. Tyre and tube
- B. Vulcanized rubber
- C. Erasing rubber
- D. Rubber goods
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