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. |
How much global fund has been allocated for malaria treatment by United Nations in 45 African countries? |
| A. | 30 Million US$ |
| B. | 33Million US$ |
| C. | 34 Million US$ |
| D. | 32 Million US$ |
| Answer» B. 33Million US$ | |
| 2. |
Why the roots of the savanna trees are long tap roots? |
| A. | Store water |
| B. | Absorb nutrients |
| C. | to support the tree |
| D. | All of these |
| Answer» B. Absorb nutrients | |
| 3. |
Where the pressure is greatest? |
| A. | Sea Level |
| B. | Coastal Areas |
| C. | land Surface |
| D. | High Altitudes |
| Answer» B. Coastal Areas | |
| 4. |
Which one of the following is the national animal for two countries and also the endangered species of India? |
| A. | Fennec fox |
| B. | Baird’s tapir |
| C. | Bengal tiger |
| D. | Komodo dragon |
| Answer» D. Komodo dragon | |
| 5. |
Contamination of soil system by considerable quantities of chemicals and substance is known as |
| A. | Water pollution |
| B. | Soil Pollution |
| C. | Air pollution |
| D. | Noise Pollution |
| Answer» C. Air pollution | |
| 6. |
Ocean currents are of two types, namely |
| A. | Warm |
| B. | Cold |
| C. | Warm and Cold |
| D. | Cool |
| Answer» D. Cool | |
| 7. |
Which bacteria's increase the soil fertility by making nitrogen available for the plants? |
| A. | Nitrifying Bacteria |
| B. | Acido Bacteria |
| C. | Chemo bacteria |
| D. | Microorganism |
| Answer» B. Acido Bacteria | |
| 8. |
Which biome has a long dry season? |
| A. | Tundra |
| B. | Cool Temperate |
| C. | Tropical Rain Forest |
| D. | Savanna |
| Answer» E. | |
| 9. |
Which toxic is used to protect plants from the insects? |
| A. | Blue Green Bacteria |
| B. | Bacterium Bacillus thuringiensis |
| C. | Acidobacteria |
| D. | Proteobacteria |
| Answer» C. Acidobacteria | |
| 10. |
In low pressure, the air |
| A. | Falls |
| B. | Rises |
| C. | Neutral |
| D. | Fall and rise |
| Answer» C. Neutral | |
| 11. |
In which farming the cash crop is only grown for export? |
| A. | Plantation Farming |
| B. | Shifting cultivation |
| C. | Padi Cultivation |
| D. | Nomadic Grazing |
| Answer» B. Shifting cultivation | |
| 12. |
What is the loss of topsoil from wind and water? |
| A. | Eutrophication |
| B. | Soil erosion |
| C. | Desertification |
| D. | Urbanization |
| Answer» C. Desertification | |
| 13. |
Which layer of soil is the darkest part of the soil profile? |
| A. | Topsoil |
| B. | Subsoil |
| C. | horizon A |
| D. | Horizon C |
| Answer» B. Subsoil | |
| 14. |
What is the most suitable soil for farming? |
| A. | Sandy soils |
| B. | loamy soil |
| C. | Sand and Silts |
| D. | Subsoil |
| Answer» C. Sand and Silts | |
| 15. |
Plates move away from each other, in the |
| A. | Transform fault boundary |
| B. | Convergent plate boundary |
| C. | Divergent plate boundary |
| D. | Tectonic plates |
| Answer» C. Divergent plate boundary | |
| 16. |
The worlds wettest and driest places are in |
| A. | equator |
| B. | tropical latitude |
| C. | tropical longititude |
| D. | All of these |
| Answer» C. tropical longititude | |
| 17. |
Monsoon rain forest has how much annual precipitation? |
| A. | 1000-3000mm |
| B. | 2000-4000mm |
| C. | 100-200mm |
| D. | 300-400mm |
| Answer» B. 2000-4000mm | |
| 18. |
First trophic level is known as |
| A. | Primary producers |
| B. | Secondary Consumers |
| C. | Tertiary Consumers |
| D. | Quaternary Consumers |
| Answer» B. Secondary Consumers | |
| 19. |
95% of total forest is included in |
| A. | Natural Forest |
| B. | Artificial Forests |
| C. | Tropical Forests |
| D. | Sub Tropical Forests |
| Answer» C. Tropical Forests | |
| 20. |
In oceans, first microscopic animal includes: |
| A. | Zooplankton |
| B. | Planktonic algae |
| C. | Herbivores |
| D. | Omnivores |
| Answer» C. Herbivores | |
| 21. |
How do invasive species affect the biodiversity? |
| A. | It helps the native species to survive furthermore |
| B. | It forms a close bond with the native species and protects the biodiversity |
| C. | It threaten the survival of the native species |
| D. | It stays for few days without harming the biodiversity |
| Answer» D. It stays for few days without harming the biodiversity | |
| 22. |
Green plants belong to |
| A. | Biological System |
| B. | Trophic level |
| C. | Carnivores |
| D. | Omnivores |
| Answer» C. Carnivores | |
| 23. |
Process involved in genetic modification, repetition, or copying something, known as |
| A. | DNA Replication |
| B. | RNA Translation |
| C. | Replication Biology |
| D. | Cell Division |
| Answer» B. RNA Translation | |
| 24. |
What is the effect of deforestation on environment? |
| A. | Soil erosion, silting,air pollution |
| B. | Pollution |
| C. | Reduced biodiversity and biomass |
| D. | Conflicts |
| Answer» B. Pollution | |
| 25. |
Large variety of flora and fauna on earth is known as: |
| A. | Biodiversity |
| B. | Diversity |
| C. | Biome |
| D. | Ecosystem |
| Answer» B. Diversity | |
| 26. |
What are the effects of deforestation on biosphere? |
| A. | Arisen of conflicts |
| B. | Reduced biodiversity and biomass |
| C. | Pollution |
| D. | soil erosion |
| Answer» C. Pollution | |
| 27. |
In high pressure, the air |
| A. | Sinks |
| B. | Remains Neutral |
| C. | Rises |
| D. | Sinks and Rises |
| Answer» B. Remains Neutral | |
| 28. |
When the nutrients dissolved in the water and it seeps down through the soil is known as |
| A. | Leaching |
| B. | Eutrophication |
| C. | Photosynthesis |
| D. | Infiltration |
| Answer» B. Eutrophication | |
| 29. |
Which trees are flexible and bend at the strong wind? |
| A. | Coniferous Trees |
| B. | Tundra trees |
| C. | Mosoon trees |
| D. | Tropical rain forest trees |
| Answer» B. Tundra trees | |
| 30. |
Rain fall decreases from the |
| A. | plain areas |
| B. | tropical areas |
| C. | deserts |
| D. | equator |
| Answer» E. | |
| 31. |
Which climates are cold in every season and very cold in winter? |
| A. | Tundra and cool temperate interior |
| B. | Savanna and monsoon |
| C. | Tundra and Desert |
| D. | Equatorial and Savanna |
| Answer» B. Savanna and monsoon | |
| 32. |
What is the largest portion in soil? |
| A. | Mineral matter |
| B. | organic matter |
| C. | water |
| D. | Air |
| Answer» B. organic matter | |
| 33. |
How many mega diverse countries are there in the world? |
| A. | 11 |
| B. | 17 |
| C. | 25 |
| D. | 34 |
| Answer» C. 25 | |
| 34. |
India is one of the mega diverse countries among 17 nations. |
| A. | True |
| B. | False |
| C. | May be True or False |
| D. | Can't say |
| Answer» B. False | |
| 35. |
How can we say India as one of the bio-rich nations? |
| A. | Because of its great variety of plants and animals |
| B. | Because of its low variety of planets and animals |
| C. | Because of the more population of humans |
| D. | Because of more pollution |
| Answer» B. Because of its low variety of planets and animals | |
| 36. |
33% of worldwide forests consists of: |
| A. | Boreal Forests |
| B. | Sub Tropical Forest |
| C. | Tropical Forests |
| D. | Temperate Forest |
| Answer» B. Sub Tropical Forest | |
| 37. |
Which organ can hold large amount water in a camel? |
| A. | Stomach |
| B. | Hump |
| C. | Skin |
| D. | All of these |
| Answer» B. Hump | |
| 38. |
'DNA' stands for |
| A. | Denucleic acid |
| B. | Detoxiribonucleic acid |
| C. | Deoxyribonucleic acid |
| D. | Deoxyrinonucleic acid |
| Answer» D. Deoxyrinonucleic acid | |
| 39. |
The use of living organisms or biological processes for industrial, agricultural and medical purposes is known as |
| A. | Genetic Engineering |
| B. | Biotechnology |
| C. | Genes |
| D. | Gene Pool |
| Answer» C. Genes | |
| 40. |
In which areas forests are used for fuel? |
| A. | Savanna |
| B. | Cool Temperate |
| C. | Tundra |
| D. | Deserts |
| Answer» B. Cool Temperate | |
| 41. |
Co-existence of species is known as |
| A. | Biological Diversity |
| B. | Niche |
| C. | Resources |
| D. | Species Richness |
| Answer» C. Resources | |
| 42. |
How much thicker is lithosphere ? |
| A. | 100km |
| B. | 120km |
| C. | 110km |
| D. | 130km |
| Answer» B. 120km | |
| 43. |
The cold water currents move water from the older areas of the |
| A. | Oceans |
| B. | Equator |
| C. | Tropics |
| D. | Poles |
| Answer» B. Equator | |
| 44. |
Which one of the following is the way for conservation of biodiversity? |
| A. | Increase in the pollution level in the ecosystem |
| B. | Converting forest land into agricultural land in rapid way |
| C. | Removal of exotic species |
| D. | Overexploitation |
| Answer» D. Overexploitation | |
| 45. |
In oceans, food web is involved in more species, than |
| A. | The Terrestrial Ecosystem |
| B. | The Estuaries |
| C. | The Mangroves |
| D. | All of Above |
| Answer» B. The Estuaries | |
| 46. |
Coniferous so named because |
| A. | They produce from cones |
| B. | They are cone like structure |
| C. | Have cone charcteristics |
| D. | All of these |
| Answer» B. They are cone like structure | |
| 47. |
When green plants transforms light energy in to chemical energy; this process is known as |
| A. | photosynthesis |
| B. | osmosis |
| C. | electrolysis |
| D. | Evapo-transpiration |
| Answer» B. osmosis | |
| 48. |
A large number of biomass in desert is below the |
| A. | Trees |
| B. | Ground |
| C. | forests |
| D. | Upper soil |
| Answer» C. forests | |
| 49. |
Which one of the following endemic species of tarantula found only in a small area in India? |
| A. | Gooty tarantula |
| B. | Cobalt blue tarantula |
| C. | Pink toe tarantula |
| D. | Chilean rose tarantula |
| Answer» B. Cobalt blue tarantula | |
| 50. |
Most of the tundra land is covered by |
| A. | Fertile top Soil |
| B. | Hardy grasses,sedges and Rushes |
| C. | Deserts |
| D. | Rocky surfaces and hilly Areas |
| Answer» C. Deserts | |