NEET Biology: Ecosystem — Practice Set 21

Q1. Which of the following is an incorrect statement about trophic levels?

Q2. Which trophic level has the least energy available to it?

Q3. What is the primary source of energy in most ecosystems?

Q4. What is the main reason for the low primary productivity of oceans despite covering 70% of the Earth's surface?

Q5. Which of the following is an incorrect statement about food webs?

Q6. Which of the following ecological pyramids can be inverted in an aquatic ecosystem?

Q7. Which of the following correctly represents net primary productivity (NPP)?

Q8. Which of the following statements about the role of decomposers is correct?

Q9. Which of the following is a man-made ecosystem?

Q10. Which of the following statements about food chains is correct?

Biology — Ecosystem

Set 21 of 25

15:00

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Which of the following is an incorrect statement about trophic levels?