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Assertion: Main source of energy for the...

Assertion: Main source of energy for the grazing food chain is the sun.
Reason: Producers can survive only by producing food from the sunlight and other inorganic substances. The movement of energy in other links of primary consumers, secondary consumers and tertiary consumers begin with the sun.

A

Assertion and Reason are true and Reason is the correct explanation of Assertion.

B

Assertion and reason are true but Reason is not the correct explanation of Assertion.

C

Assertion is true but Reason is false.

D

Assertion and Reason is false.

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SARAS PUBLICATION-APPLICATION OF BIOTECHNOLOGY-EXERCISE
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  3. Dolly, the sheep was obtained by a technique known as

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  4. The amino acid content of insulin is

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  5. What was the first pharmaceutical product of recombinant DNA technolog...

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  6. Which one the following cannot be detected by ELISA?

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  7. What is genetically engineered insulin ?

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  8. Explain how "Rosie" is different from a normal cow.

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  9. Gene therapy is an attempt to correct a Genetic defect by providing a ...

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  10. What are DNA vaccines ?

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  11. Can RNA be amplified by PCR? Give reason for your answer.

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  12. Where do genetically modified organisms play a positive role in develo...

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  13. What are stem cells? Explain their role in the field of medicine.

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  14. What are stem cells? Explain their role in the field of medicine.

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  15. Explain why cloning of Dolly, the sheep was such a major scientific br...

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  16. What are transgenic animals?

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  17. Give some example for transgenic animals.

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  18. How does recombinant DNA technology help in treating haemophilia patie...

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  19. Write a short note on interferons.

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  20. Expand ELISA.

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  21. Name the different ELISA methods.

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