1 |
Native country of Hevea brasiliensis plant is: |
- A. Nigeria
- B. Congo
- C. Brazil
- D. Zambia
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2 |
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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3 |
At present, Brazil produce world's only: |
- A. 10 percent rubber
- B. 20 percent rubber
- C. One percent rubber
- D. 30 percent rubber
|
4 |
When did natural rubber production started in Sri Lanka (Ceylon)? |
- A. 1900 A.D
- B. 1850A.D
- C. 1880A.D
- D. 1857A.D
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5 |
The continent of Asia produces world's: |
- A. 91.5 percent rubber
- B. 50percent rubber
- C. Only 20 percent rubber
- D. 25percent rubber
|
6 |
Most of 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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7 |
For rubber plant plantation, which soil is most suitable ? |
- A. Marshy land
- B. Sandy soil
- C. Clayey soil
- D. Red oil with excessive phosphorus & humus
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8 |
At first British established rubber plantations in: |
- A. Ceylon (Sri Lanka)
- B. Maldives
- C. Indaman Islands
- D. Malaysia
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9 |
For rubber plant plantation, which soil is most suitable? |
- A. Marshy land
- B. Sandy soil
- C. Clayey soil
- D. Red soil with excessive phosphorus & humus
|
10 |
Major source of natural rubber is: |
- A. Hevea brasiliensis plant
- B. Para rubber plant
- C. Acacia plant
- D. Palm plant
|