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. |
The scientist who gave the 'Ten Percent Rule' is- |
| A. | Odom |
| B. | lindemann |
| C. | Tensley |
| D. | heckle |
| Answer» C. Tensley | |
| 2. |
The land which was donated by the Gupta kings was known as- |
| A. | chachar land |
| B. | agrahara |
| C. | sevagram |
| D. | donated land |
| Answer» C. sevagram | |
| 3. |
In which text the mention of Ganga is found? |
| A. | Junagadh |
| B. | inner article |
| C. | Garhwal Articles |
| D. | gangadhar article |
| Answer» E. | |
| 4. |
The primary source of energy in an ecosystem is |
| A. | Leafless |
| B. | ATP |
| C. | sun light |
| D. | Green plants |
| Answer» D. Green plants | |
| 5. |
Happens in ecosystem - |
| A. | Energy loss and mineral gain |
| B. | Energy gain and loss of minerals |
| C. | Loss of both energy and minerals |
| D. | Benefit of both energy and minerals |
| Answer» D. Benefit of both energy and minerals | |
| 6. |
What was Akshayanivi - |
| A. | Bank |
| B. | borrowed capital |
| C. | category group |
| D. | trust |
| Answer» E. | |
| 7. |
The largest Harappan site of India is |
| A. | Alamgirpur |
| B. | Lothal |
| C. | Rakhigarhi |
| D. | Kalibanga |
| Answer» D. Kalibanga | |
| 8. |
The place of algae (Hericaea) in an ecosystem is - |
| A. | consumer |
| B. | producer |
| C. | decomposer |
| D. | Vegetarian |
| Answer» C. decomposer | |
| 9. |
Organisms on the basis of food chain are |
| A. | Non-vegetarian |
| B. | saprophytic plants |
| C. | Vegetarian |
| D. | photosensitive |
| Answer» D. photosensitive | |
| 10. |
First presented the hypothesis of ecological stupa - |
| A. | by Charles Elton |
| B. | by odm |
| C. | by Darwin |
| D. | Tensley |
| Answer» B. by odm | |
| 11. |
Nitrogen fixing bacterium is |
| A. | Osilotoria |
| B. | tylopothrix |
| C. | anabina |
| D. | Azetobacter |
| Answer» E. | |
| 12. |
The pyramid of energy in an ecosystem is |
| A. | always in reverse |
| B. | always straight |
| C. | first upside down then straight |
| D. | not of any kind |
| Answer» C. first upside down then straight | |
| 13. |
The ecosystem created in the spacecraft is - |
| A. | Self-controlled |
| B. | Artificial ecosystem |
| C. | aquatic system |
| D. | space ecosystem |
| Answer» C. aquatic system | |
| 14. |
Which category is mentioned in the Mandsaur inscription of Kumargupta period? |
| A. | potter |
| B. | oil |
| C. | horse trader |
| D. | Fiber |
| Answer» E. | |
| 15. |
Which of the following ecosystem is natural? |
| A. | wheat field |
| B. | mango orchard |
| C. | grassland |
| D. | aquarium |
| Answer» E. | |
| 16. |
In which text the word Kayastha is mentioned? |
| A. | vehicle |
| B. | malvikagnimitram |
| C. | currency monster |
| D. | Decadent |
| Answer» D. Decadent | |
| 17. |
Humans in the ecosystem are - |
| A. | omnivorous |
| B. | Non-vegetarian |
| C. | Vegetarian |
| D. | decomposer |
| Answer» B. Non-vegetarian | |
| 18. |
The word dinar used for gold coin in Gupta period is derived from- |
| A. | Latin |
| B. | Greek |
| C. | Persian |
| D. | Arabic |
| Answer» B. Greek | |
| 19. |
The bed of soil mesentery in which organic matter is abundant is - |
| A. | 'A'-bed |
| B. | 'B'-bed |
| C. | ' R' - bed |
| D. | 'O' bed |
| Answer» E. | |
| 20. |
The loss of energy when one food level moves to another food level is - |
| A. | 20% |
| B. | 40% |
| C. | 80% |
| D. | 90% |
| Answer» E. | |
| 21. |
The correct sequence of food chain found in grass forest is |
| A. | Grass - Deer - Zoo - Lion |
| B. | Grass - Zoo - Deer - Lion |
| C. | grass - deer - lion - zoo |
| D. | grass - lion - deer - zoo |
| Answer» D. grass - lion - deer - zoo | |
| 22. |
Who performed four Ashwamedha Yagyas? |
| A. | Chandragupta I |
| B. | Pravarasena I |
| C. | pushymitra |
| D. | Samudragupta |
| Answer» C. pushymitra | |
| 23. |
The pyramid of organisms in grassland and forest ecosystem is |
| A. | always in reverse |
| B. | always straight |
| C. | sometimes upside down sometimes straight |
| D. | all kinds |
| Answer» C. sometimes upside down sometimes straight | |
| 24. |
From where does the proof of that the gandhiks run coins - |
| A. | Takshshila |
| B. | kaushambi |
| C. | Sravasti |
| D. | Varanasi |
| Answer» C. Sravasti | |
| 25. |
To reduce the acidity in the soil, a mixture of the following powders should be mixed in the soil- |
| A. | Urea and Phosphate |
| B. | dolomite and sulfur |
| C. | dolomite and gypsum |
| D. | domolite and limestone |
| Answer» E. | |
| 26. |
The dynamics of the ecosystem - called the heart - |
| A. | producer and energy |
| B. | consumer and mineral cycle |
| C. | producer and mineral cycle |
| D. | Energy flow and mineral cycle |
| Answer» E. | |
| 27. |
The pyramid of biomass in the ecosystem of a pond is - |
| A. | Straight |
| B. | Reverse |
| C. | Rubbish |
| D. | some sort of |
| Answer» C. Rubbish | |
| 28. |
Plants that grow in sunlight are called - |
| A. | inhaled |
| B. | Shadowy |
| C. | mortal |
| D. | syllabhid |
| Answer» B. Shadowy | |
| 29. |
What is the pyramid of numbers in the grass terrestrial ecosystem? |
| A. | Straight |
| B. | Reverse |
| C. | not either |
| D. | both of these |
| Answer» B. Reverse | |
| 30. |
The region of the atmosphere in which the formation of clouds, lightning, storms and storms are found - |
| A. | stratosphere |
| B. | Troposphere |
| C. | Meridian |
| D. | ionosphere |
| Answer» C. Meridian | |
| 31. |
The weathered organic matter present in the soil is called - |
| A. | Humus |
| B. | humic-composite |
| C. | tambourine |
| D. | waste |
| Answer» B. humic-composite | |
| 32. |
Whose inscription describes about Sudarshan Lake? |
| A. | Ashoka |
| B. | skandagupta |
| C. | rudradaman |
| D. | Samudragupta |
| Answer» D. Samudragupta | |
| 33. |
It is found growing on the bark of forest trees. |
| A. | bacteria |
| B. | Lichen |
| C. | fungus |
| D. | moss |
| Answer» C. fungus | |
| 34. |
The maximum temperature in large reservoirs is |
| A. | in the upper level |
| B. | in the ground level |
| C. | in the middle level |
| D. | same in all three levels |
| Answer» B. in the ground level | |
| 35. |
There is heavy rainfall in the warm areas with more rainfall, so there are forests - |
| A. | everlasting forest |
| B. | strong forest |
| C. | grass forest |
| D. | desert |
| Answer» B. strong forest | |
| 36. |
Soil modification is called- |
| A. | erosion |
| B. | Humus |
| C. | soil generation |
| D. | hydration |
| Answer» D. hydration | |
| 37. |
The flow of energy in the food web is |
| A. | one-way |
| B. | bidirectional |
| C. | quadrilateral |
| D. | three-way |
| Answer» B. bidirectional | |
| 38. |
Which of the following increases rapidly in the lake or lake? |
| A. | water chestnut |
| B. | hydrilla |
| C. | Water hyacinth |
| D. | hawthorn |
| Answer» D. hawthorn | |
| 39. |
The plants that grow in the desert are called |
| A. | Mozophytes |
| B. | hydrophytes |
| C. | Xerophytes |
| D. | halophytes |
| Answer» D. halophytes | |
| 40. |
What type of water do plants absorb? |
| A. | gravitational water |
| B. | capillary water |
| C. | humidity water |
| D. | crystalline water |
| Answer» C. humidity water | |
| 41. |
TheHusain Sagarlake located in Hyderabad was destroyed by the growth of which organism? |
| A. | Lemna |
| B. | hydrilla |
| C. | Crocodile |
| D. | Water hyacinth |
| Answer» E. | |
| 42. |
Desert plants are mostly |
| A. | fleshy |
| B. | herbaceous |
| C. | Hierarchical |
| D. | Foliage |
| Answer» B. herbaceous | |
| 43. |
Best suited for plant growth |
| A. | Sand |
| B. | Loam soil |
| C. | clay |
| D. | gravel |
| Answer» C. clay | |
| 44. |
Environment is an indivisible whole composed of - |
| A. | physical system |
| B. | biological system |
| C. | physical and biological systems |
| D. | interacting systems consisting of physical, biological and cultural elements |
| Answer» E. | |
| 45. |
A sustainable biological group in an ecosystem is called- |
| A. | Transition (Ecotone) |
| B. | sequence (succession) |
| C. | Climax (climax) |
| D. | serial (siral) |
| Answer» B. sequence (succession) | |
| 46. |
Sustainable development is a matter of inter-generational sensitivity in the context of the use of - |
| A. | natural resources |
| B. | Physical Resources |
| C. | industrial resources |
| D. | social resources |
| Answer» B. Physical Resources | |
| 47. |
Environment is the sum of ecological factors of living beings - Whose statement is this? |
| A. | A. Fitting |
| B. | Charles Darwin |
| C. | lamarck |
| D. | Davis |
| Answer» B. Charles Darwin | |
| 48. |
The year 2002 has been declared by the United Nations as the international year of |
| A. | of sustainable development |
| B. | cleanliness year |
| C. | forest conservation year |
| D. | water conservation year |
| Answer» B. cleanliness year | |
| 49. |
What kind of damage is caused by cutting down trees and forests? |
| A. | atmospheric change |
| B. | danger of pollution |
| C. | land conservation |
| D. | all of the above |
| Answer» E. | |
| 50. |
Which one of the following is not related to environmental security? |
| A. | sustainable growth |
| B. | alleviating poverty |
| C. | air conditioned |
| D. | use paper bags |
| Answer» C. air conditioned | |