Biology Test #5 – Natural Resources

Chapter: Class 9 Biology – NCERT Ch 14
Level: NEET Foundation

⏱️ 10 MCQs | +4 Correct | -1 Incorrect | Instant Feedback on Submit

1. Which gas is most abundant in the earth’s atmosphere?
a) Oxygen b) Nitrogen c) Carbon dioxide d) Hydrogen

2. The process of water cycle involves:
a) Evaporation and precipitation b) Condensation c) Water runoff d) All of the above

3. Ozone layer absorbs mainly:
a) Infrared radiation b) X-rays c) Ultraviolet rays d) Gamma rays

4. Which of these is a biotic component of the biosphere?
a) Water b) Mineral c) Plants d) Air

5. The main cause of depletion of ozone layer is:
a) Deforestation b) Use of fertilizers c) Use of CFCs d) Air pollution

6. Fossil fuels are formed over:
a) A few years b) Decades c) Thousands of years d) Millions of years

7. Green plants release oxygen during:
a) Respiration b) Photosynthesis c) Transpiration d) Absorption

8. Which one is a renewable natural resource?
a) Petrol b) Natural gas c) Coal d) Solar energy

9. Nitrogen is fixed in the soil by:
a) Water b) Light c) Rhizobium bacteria d) Carbon dioxide

10. Rainwater harvesting is useful for:
a) Flood control only b) Recharging groundwater c) Preventing ozone loss d) Generating wind energy

📊 Score Details:

✅ Type "N" for Biology Test #6: Improvement in Food Resources 🌍 Or type "C5" to switch back to Chemistry Chapter 5

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