Practice Question and Answer
8 Q: On which date 'International Tiger Day' is celebrated every year?
1153 16103affcd188ff30cc06e8fd
6103affcd188ff30cc06e8fd- 125th Julyfalse
- 2July 27false
- 329th Julytrue
- 430th Julyfalse
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Answer : 3. "29th July"
Explanation :
1. International Tiger Day is celebrated every year on 29 July.
2. This day is also called Global Tiger Day.
3. This day is celebrated every year to raise awareness about tiger conservation.
Q: When is "International Tiger Day" celebrated every year?
981 062f0c91106679c6dabc4c3c7
62f0c91106679c6dabc4c3c7- 130 Julyfalse
- 231 Julyfalse
- 329 Julytrue
- 415 Julyfalse
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Answer : 3. "29 July"
Explanation :
1. International Tiger Day is celebrated every year on 29 July.
2. This day is also called Global Tiger Day.
3. This day is celebrated every year to raise awareness about tiger conservation.
Q: Below are a few statements given about afforestation.
A. Afforestation could prevent flooding.
B. Afforestation can balance our ecosystem.
Which of the above statements is/are correct?
1019 064b52324e154aff5337375f5
64b52324e154aff5337375f5A. Afforestation could prevent flooding.
B. Afforestation can balance our ecosystem.
Which of the above statements is/are correct?
- 1Both A & B are incorrectfalse
- 2Only Bfalse
- 3Both A & Btrue
- 4Only Afalse
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Answer : 3. "Both A & B"
Explanation :
The following statements below are correct about afforestation.
A. Afforestation could prevent flooding.
B. Afforestation can balance our ecosystem.
Q: Plants release water into the air by the process of ______.
1088 06491982913e8bde0322ba788
6491982913e8bde0322ba788- 1photoperiodismfalse
- 2transpirationtrue
- 3photosynthesisfalse
- 4tropismfalse
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Answer : 2. "transpiration"
Explanation :
1. Plants release water into the air through a process called transpiration.
2. Transpiration is a natural process, by which plants expel water from their bodies in the form of vapor.
3. The process of transpiration takes place through small holes in the leaves, which are called stomata.
3. Transpiration is essential for plants, as it helps keep plants cool and transport nutrients from the roots to the leaves needed to make food.
Q: ______ includes all non-living components, such as air, cloud, dust, land, mountains, rivers, temperature, humidity, water, water vapour, sand, etc.
1249 06419b83c5bff3d098df6b0be
6419b83c5bff3d098df6b0be- 1Biotic environmentfalse
- 2Abiotic environmenttrue
- 3Artificial environmentfalse
- 4Healthy environmentfalse
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Answer : 2. "Abiotic environment"
Explanation :
Abiotic components are non-living factors in the environment which affect ecosystems like temperature, light, air, soil etc.
Q: Which of the following is considered to be the purest form of natural water (distilled water) free from impurities?
920 06419779ffb0ff69a8ee80503
6419779ffb0ff69a8ee80503- 1Well waterfalse
- 2Spring watertrue
- 3River waterfalse
- 4Rain waterfalse
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Answer : 2. "Spring water "
Explanation :
Rainwater is the purest form of natural water. It is formed naturally by evaporation followed by condensation of water vapour.
Q: Which of the following is an example of an artificial ecosystem?
985 064106cb6a37bb1a5e17cf9fc
64106cb6a37bb1a5e17cf9fc- 1crop fieldtrue
- 2Forestfalse
- 3Lakefalse
- 4Pondfalse
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Answer : 1. "crop field"
Explanation :
The crop field is an artificial ecosystem.
Q: Which of the following environmental problems is called as 'Creeping Death'?
2236 0632194d601005862c70a1e73
632194d601005862c70a1e73- 1Soil erosiontrue
- 2Deforestationfalse
- 3Population growthfalse
- 4Water pollutionfalse
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Answer : 1. "Soil erosion"
Explanation :
Soil erosion which is also called the 'creeping death of the soil' is a global problem (Tripathi and Singh, 1993). India is facing soil erosion problems in sectors such as reservoir siltation, soil-degradation and in agricultural sectors mainly.

