Discussion
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- Question
A __________ thread is actually stronger than a steel wire.
Options- A. wool
- B. cotton
- C. jute
- D. nylon
- Correct Answer
- nylon
- 1. _________ affect the rate of humus formation of soil.
Options- A. Flora & Fauna
- B. Time
- C. Temperature
- D. Parent rock Discuss
- 2. Fabric made from_________ does not get wrinkled easily.
Options- A. Cotton
- B. Flax
- C. Silk
- D. Polyester Discuss
- 3. The method of soil conservation in which rocks are piled up to slow down the flow of water which prevents gullies and further soil loss is called?
Options- A. Mulching
- B. Contour barriers
- C. Rock dam
- D. Terrace farming Discuss
- 4. _____________ is the number of individuals of the same species that have come into the habitat from elsewhere during the time period under consideration.
Options- A. Natality
- B. Mortality
- C. Immigration
- D. Emigration Discuss
- 5. Which of the following is the cleanest source of energy?
Options- A. Biofuel
- B. Fossil fuel
- C. Nuclear power
- D. Wind energy Discuss
- 6. ___________ is obtained by evaporation of sea.
Options- A. Sugar
- B. Iron
- C. Salt
- D. Steel Discuss
- 7. ___________ is the process of restoring a forest that once existed but was removed at some point of time in the past.
Options- A. Deforestation
- B. Reforestation
- C. Greenhouse
- D. Jhum cultivation Discuss
- 8. What is the name of the acid in an ant's sting?
Options- A. Acetic acid
- B. Citric acid
- C. Formic acid
- D. Lactic acid Discuss
- 9. Any undesirable change in physical, chemical or biological characteristics of air, land, water or soil is called?
Options- A. Greenhouse effect
- B. Solid wastes
- C. Pollution
- D. Deforestation Discuss
- 10. The uppermost layer over the earth's surface is called the ______.
Options- A. Mantle
- B. Core
- C. Crust
- D. Exosphere Discuss
General Science problems
Search Results
Correct Answer: Flora & Fauna
Correct Answer: Polyester
Correct Answer: Rock dam
Correct Answer: Immigration
Correct Answer: Wind energy
Correct Answer: Salt
Correct Answer: Reforestation
Correct Answer: Formic acid
Correct Answer: Pollution
Correct Answer: Crust
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