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In the environment, materials causing bi...

In the environment, materials causing biomagnification

A

get recycled quickly

B

decompose only in soil

C

remain as permanent residues

D

are stored in less amount in trophic levels

Text Solution

Verified by Experts

The correct Answer is:
C
remain as permanent residues
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CPC CAMBRIDGE PUBLICATION-DEPARTMENTAL MODEL QUESTION PAPER - 2-ANSWER THE FOLLOWING QUESTIONS
  1. In the environment, materials causing biomagnification

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  2. Complete this diagram by connecting two resistors R1 & R2 in series...

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  3. What is esterification?

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  4. Give scientific reason : "The magnetic field produced by a current car...

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  5. What similarity is observed in the structures of 'A' and 'B' with resp...

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  6. A student connects a water heater to a 5A electric ciruit. Is this co...

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  7. Use of CFC free refrigerators is considered as eco friendly. Why?

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  8. Write the products obtained when sodium oxide reacts with hydrochloric...

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  9. Does the chemical reaction take place when zinc is added to ferrous su...

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  10. Draw the diagram showing longitudinal section of a flower and label th...

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  11. Explain the mechanism of the cleaning action of soaps.

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  12. How can ethanol be converted into ethanoic acid?

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  13. Draw the diagram of the arrangement of apparatus to show the action of...

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  14. Draw the ray diagram showing myopic eye and correction for myopia.

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  15. Draw the ray diagram showing the recombination of the spectrum of whit...

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  16. “We need to look for alternative sources of energy". Justify this stat...

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  17. Write any two events that occur during photosynthesis.

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  18. Draw the electron-dot structure of a methane molecule,

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  19. In the following circuit, which device can be connected in place of AB...

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  20. Draw the ray diagram showing the image formation by a convex lens, whe...

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  21. The reaction between lead nitrate and potassium iodide solutions is an...

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