Biology Mcqs XI [Some Major Ecosystems] Online Test 2

Biology Mcqs XII [Some Major Ecosystems] MCQS Online Test - 2

Biology Aptitude Test. 10 Questions from Chapter # 26 Some Major Ecosystems

Q1. Deserts occupy about of land surface of the earth.

• 5%
• 8%
• 10%
• 12%
• 17%

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Q2. Largest desert found in earth is:

• Gobi
• Sahara
• Thar
• Cholistan
• Thull

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Q3. In desert ecosystem, producers are mostly:

• Halophytic
• Heliophytic
• Xerophytic
• Sciophytic
• Thallophytic

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Q4. In winter, the temperature of tundra reaches upto:

• -5°C
• -10°C
• -20°C
• -48°C
• -57°C

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Q5. The frozen sub-soil of tundra is termed as:

• Sub frost
• Perma frost
• Tundra frost
• Apical frost
• Profrost

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Q6. In tropical rain forest, rainfall is heavy and annual average temperature is about:

• 18°C
• 20°C
• 28°C
• 35°C
• 40°C

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Q7. The term “deciduous” is applied to those plants, which shed off their leaves during _____ season:

• Winter
• Autumn
• Summer
• Spring
• Rainfall

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Q8. Grassland, covers about of earth’s surface.

• 3%
• 5%
• 12%
• 15%
• 19%

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Q9. The term “savannah” is applied to:

• Temperate deciduous forest
• Coniferous forest
• Tropical grass lands
• Tropical rain forest
• Desert Ecosystem

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Q10. Lands where evaporation exceeds rainfall is:

• Tundra
• Tropical grass lands
• Temperate Deciduous forest
• Tropical rain forest
• Desert

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Finish!

Some Major Ecosystems Test - 3

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