Std. 11 and Std. 12 Biology Questions | Appropriate for all Medical Entrance preparation in India
Sr. No. |
Questions |
Answers |
| 1. | More than 70% of world’s fresh water is contained in (a) Ponds (b) Glaciers and polar ice caps (c) Green land (d) Oceans |
Answer: (b) |
| 2. | Most effective controlling floods is (a) Deforstation (b) Constructing dams (c) Reforestation (d) Dagging canal |
Answer: (c) |
| 3. | Most of the endangered species are victims of (a) Acid rain (b) Competition with exotic species (c) Over hunting (d) Habitat Destruction |
Answer: (d) |
| 4. | Natural resource which have definite cycle is (a) Exhaustible Non-renewable (b) Inexhaustible (c) Non conventional (d) Exhaustible Renewable |
Answer: (d) |
| 5. | Natures hydrogical cycle involves (a) Evaporation, condensation (b) Condensation, precipitation (c) Evaporation, precipitation (d) Evaporation, condensation and precipitation |
Answer: (d) |
| 6. | Out of total amount of water, the water found in seas and oceans is about (a) 70% (b) 90% (c) 97% (d) 85% |
Answer: (c) |
| 7. | Planned management of natural resources is (a) Not possible (b) Not easy (c) called conservation (d) Called depletion |
Answer: (c) |
| 8. | Plantation of trees along with monocot crops is known (a) Agroforestry (b) Silviculture (c) Social forestry (d) Afforestation |
Answer: (a) |
| 9. | Planting of trees on unused farm land, road and rail sides etc is called (a) Social forestry (b) Agroforestry (c) General forestry (d) Commercial forestry |
Answer: (a) |
| 10. | Planting of trees on unused farmland, Rail and road sides is (a) Commercial Forestry (b) Agroforestry (c) Social forestry (d) Reforestation |
Answer: (c) |
| 11. | Planting of trees, shrubs and others in between crop plants for commercial exploitation and stabilization of soil is (a) Taungya system (b) Social forestry (c) Agroforestry (d) Production plantation |
Answer: (c) |
| 12. | Plants of endangered species are conserved through (a) Herbarinum (b) Gene library (c) Gene bank (d) Reducing pollution |
Answer: (c) |
| 13. | Population of species decreasing over a period called as (a) Extinct (b) Eliminated (c) Endangered (d) Rare |
Answer: (c) |
| 14. | Radiations not useful in remote sensing are (a) UV radiations (b) Microwaves (c) Ultrasonic waves (d) Infra – red radiations |
Answer: (c) |
| 15. | Red Data Book contains information about (a) Red coloured insects (b) Red eyed birds (c) Red coloured fishes (d) Endangered plants and animals |
Answer: (d) |