MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Ammonia is a compound of |
| A. | Oxygen |
| B. | Carbon |
| C. | Nitrogen |
| D. | Calcium |
| Answer» D. Calcium | |
| 2. |
Which deciducous tree has a umbella like top which shades the ground below, reducing the evaporation from the soil? |
| A. | Clumps |
| B. | Acacia |
| C. | Baobab |
| D. | Coniferious |
| Answer» C. Baobab | |
| 3. |
What are the main farm sources? |
| A. | Fertilier |
| B. | Manure,crop stubble, staw |
| C. | Water and Manure |
| D. | Humus |
| Answer» C. Water and Manure | |
| 4. |
Bacteria's use ammonia as a source of energy and produce |
| A. | Nitrates |
| B. | Nitrites |
| C. | Limestone |
| D. | Nitrogenoxide |
| Answer» B. Nitrites | |
| 5. |
How farmers over exploit their land by |
| A. | Overgrazing and over cultivation |
| B. | Loss of soil erosion |
| C. | use of machines |
| D. | Human activities |
| Answer» B. Loss of soil erosion | |
| 6. |
What is the temperature at the taiga? |
| A. | 10°C |
| B. | 12°C |
| C. | 14°C |
| D. | 16°C |
| Answer» D. 16°C | |
| 7. |
Which biogeographic zone is considered as one of the 25 biodiversity hot-spots globally? |
| A. | Deccan plateau |
| B. | Western Ghats |
| C. | Deserts |
| D. | Himalayas |
| Answer» C. Deserts | |
| 8. |
Why trees do not grow in tundra? |
| A. | No fertility |
| B. | Short summer, two cold winters and strone wind |
| C. | No Water resources |
| D. | Desert |
| Answer» C. No Water resources | |
| 9. |
What is rock weathering? |
| A. | Breakdown of minerals |
| B. | breakdown of stones |
| C. | breakdown of rocks |
| D. | breakdown of weather |
| Answer» D. breakdown of weather | |
| 10. |
What is absorbed by the roots for plant food? |
| A. | Soil |
| B. | Fertilizers |
| C. | Humus |
| D. | Food |
| Answer» D. Food | |
| 11. |
In which crops the nitrogen fixing bacteria are increasing the nitrate content of the soil? |
| A. | Crop Rotation |
| B. | Cattle crunching |
| C. | Rice Padi |
| D. | All of these |
| Answer» B. Cattle crunching | |
| 12. |
Among the ten different biogeographic zones in India, which zone is the largest biogeographic region? |
| A. | Himalayas |
| B. | Desert |
| C. | Semi-Arid |
| D. | Deccan plateau |
| Answer» E. | |
| 13. |
Which horizon is the bottom of soil? |
| A. | Horizon C |
| B. | Horizon A |
| C. | Horizon B |
| D. | Horizon D |
| Answer» B. Horizon A | |
| 14. |
Granite is an example of ? |
| A. | Hard mineral |
| B. | soft mineral |
| C. | Both a and b |
| D. | A only |
| Answer» D. A only | |
| 15. |
How many types of management techniques of wildlife are there? |
| A. | One |
| B. | Two |
| C. | Three |
| D. | Four |
| Answer» C. Three | |
| 16. |
What is the main characteristic of plantation farming? |
| A. | Seasonal Crops |
| B. | Grow only one crop |
| C. | Grow many crops |
| D. | Rotational Crops |
| Answer» C. Grow many crops | |
| 17. |
Genetic makeup of individual or group is known as |
| A. | Genital tract |
| B. | Gene |
| C. | Gender |
| D. | Genotype |
| Answer» E. | |
| 18. |
The India rivers interlink plan is forwarded by the Indian government to solve the issue of |
| A. | Water problem |
| B. | Pollution problem |
| C. | Industrial Problem |
| D. | sewerage problem |
| Answer» B. Pollution problem | |
| 19. |
What are the examples of occasional trees? |
| A. | Baobab, Acacia |
| B. | Bamboo and Baobab |
| C. | Acacia and clumps |
| D. | Clumps |
| Answer» B. Bamboo and Baobab | |
| 20. |
Bt Stands for |
| A. | Genetically Modified Crops |
| B. | Bacterium bacillus Theogin |
| C. | Bacterium Bacillus thuringiensis |
| D. | Bacteria Bacili thuringien |
| Answer» D. Bacteria Bacili thuringien | |
| 21. |
Tropical rainforest is the natural vegetation cover in |
| A. | High land areas |
| B. | Lowland areas |
| C. | Equatorial |
| D. | Tundra |
| Answer» C. Equatorial | |
| 22. |
What method is used in mountain areas for soil conservation? |
| A. | Contour ploughing |
| B. | Planting trees in line |
| C. | Terracing |
| D. | Selective logging |
| Answer» D. Selective logging | |
| 23. |
Which one of the following is a way to reduce human-wildlife conflict? |
| A. | Killing all the wild animals |
| B. | Shifting all the wild animals from natural forests to zoo |
| C. | Use of strobe lights |
| D. | Kill the animals when they invade outside the forests |
| Answer» D. Kill the animals when they invade outside the forests | |
| 24. |
What allows farming on large scale? |
| A. | Mechanization |
| B. | Technology |
| C. | Machines |
| D. | Techniques of crops |
| Answer» B. Technology | |
| 25. |
Which one of the following is the cause for man-wildlife conflicts? |
| A. | Reduction in the availability of natural food resources |
| B. | Increase in the forest area |
| C. | Adequate rainfall |
| D. | Curiosity of wildlife animals that leads for the invasion to outside the forest area |
| Answer» B. Increase in the forest area | |
| 26. |
Why international agreement is essential for wild life trade? |
| A. | Protection of International trade |
| B. | Protection of wild life |
| C. | law and order conformation |
| D. | Cross boarder trade |
| Answer» E. | |
| 27. |
What are the symptoms of desertification? |
| A. | Less crop yield and water availability |
| B. | More water and productivity |
| C. | More Crop yeild and profit |
| D. | Less population increase |
| Answer» B. More water and productivity | |
| 28. |
In dry season of monsoon which trees are dominated? |
| A. | Coniferous Trees |
| B. | Deciduous trees |
| C. | Grasses |
| D. | Woody trees |
| Answer» C. Grasses | |
| 29. |
What is important to make aware the local people about the importance of forests? |
| A. | Research, education, training about forest |
| B. | Manufacturing products from forests |
| C. | Deforestation is good |
| D. | All of these |
| Answer» B. Manufacturing products from forests | |
| 30. |
Which teeth helps human in tearing flesh ? |
| A. | Incisors |
| B. | Primary teeth |
| C. | permanent teeth |
| D. | All of above |
| Answer» B. Primary teeth | |
| 31. |
Why the deciduous trees shed their leaves during dry seasons? |
| A. | To reduce water loss |
| B. | to reduce nutrient loss |
| C. | Stop growing |
| D. | Stop lossing water |
| Answer» B. to reduce nutrient loss | |
| 32. |
Why organic matter is aadded to the soil? |
| A. | it hold water and stablity to the structure |
| B. | Holds nutrients |
| C. | Crop yeild |
| D. | Profit |
| Answer» B. Holds nutrients | |
| 33. |
What biome has -20°C temperature in winter? |
| A. | Tropical Rain Forest |
| B. | Tundra |
| C. | Tiaga |
| D. | Desert |
| Answer» C. Tiaga | |
| 34. |
The Western Ghats and the Eastern Ghats meet each other at which hills? |
| A. | Ananthagiri hills |
| B. | Coonoor hills |
| C. | Biligiriranga hills |
| D. | Munnar hills |
| Answer» D. Munnar hills | |
| 35. |
What stretagies can be used for the conservation of soil? |
| A. | Change in farming practice and community solution |
| B. | No change in farming stretagies |
| C. | Increasing crop yield |
| D. | overcultivation |
| Answer» B. No change in farming stretagies | |
| 36. |
Which biome winters is desprately cold -30C or lower? |
| A. | Tundra |
| B. | Deserts |
| C. | Equatorial |
| D. | Mosoon |
| Answer» B. Deserts | |
| 37. |
What is the diameter of Silt grains? |
| A. | 0.001-0.004 mm |
| B. | 0.002-0.005mm |
| C. | 0.05-0.1mm |
| D. | 0.02-2.00mm |
| Answer» C. 0.05-0.1mm | |
| 38. |
How tundra is distinguished from other biomes? |
| A. | Snow |
| B. | Location |
| C. | Absences of trees |
| D. | All of these |
| Answer» D. All of these | |
| 39. |
Wht is the min dvntge of crop rotation? |
| A. | Desertification |
| B. | Lower soil fertility |
| C. | Increase soil fertility |
| D. | Salinization |
| Answer» D. Salinization | |
| 40. |
Rainfall is concentrated in one season and the amount that arrive is very variable from year to year is known as |
| A. | Arid region |
| B. | Semi arid region |
| C. | Savanna |
| D. | Tundra |
| Answer» C. Savanna | |
| 41. |
How carbon dioxide is absorbed in the leaves of higher plants? |
| A. | stomata |
| B. | stem |
| C. | roots |
| D. | pores |
| Answer» B. stem | |
| 42. |
The carbohydrate is a food for |
| A. | animals |
| B. | plants |
| C. | None of these |
| D. | Both a and b |
| Answer» C. None of these | |
| 43. |
What are the characteristics of coniferous plants? |
| A. | Due to their colors |
| B. | Uniform shape, size and height |
| C. | Geographical Location |
| D. | Human activities |
| Answer» C. Geographical Location | |
| 44. |
Trees in the savanna grasslands are drought |
| A. | Hydropillics |
| B. | Absorbent |
| C. | Resistants |
| D. | All of these |
| Answer» D. All of these | |
| 45. |
Which trees leaves are leathery and many have dripped tips at their points? |
| A. | Mosoon trees |
| B. | Mosses and Linchens |
| C. | Coniferous trees |
| D. | Tropical trees |
| Answer» E. | |
| 46. |
The soil in which the sand silt and clay are more evenly distributed is known as |
| A. | Sandy soils |
| B. | loamy soil |
| C. | topsoil |
| D. | Subsoil |
| Answer» C. topsoil | |
| 47. |
What is formed by ploughing block the downward movement of water on slops? |
| A. | Contour ploughing |
| B. | Ridges |
| C. | Terracing |
| D. | Selective logging |
| Answer» C. Terracing | |
| 48. |
What are the examples of deciduous species? |
| A. | Teaks and sal |
| B. | conferous trees |
| C. | Woody plants |
| D. | Tall trees |
| Answer» B. conferous trees | |
| 49. |
What is called for the transitional zone between the desert and the denser forests of the Western Ghats? |
| A. | Deccan Plateau |
| B. | North-West Desert Regions |
| C. | North-East India |
| D. | Semi-Arid Areas |
| Answer» E. | |
| 50. |
Wood, coal,oil and natural gas are all fuels, which contains |
| A. | Carbon |
| B. | Hydrogen |
| C. | Phosphorus |
| D. | Calcium |
| Answer» B. Hydrogen | |