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Taj Mahal in India which was once a whit...

Taj Mahal in India which was once a white marble beauty has beocme yellow?

A

Industrilal pollution

B

Water pollution

C

Ulraviolet radiation

D

Desertification

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The white marble of Taj Mahal become yellow due to _________ .

The white marble of ……. Became yellow due to air pollution.

Read the paragraph given below. Based on the paragraph and your acquired knowledge and understanding, answer the question. ''A traditional strategy for the protection of biodiversity has been in practice in India and some other Asian countries dimensions protected by tribal communities due to religious sanctity accorded to them. The sacred forests represent islands of pristine forests and have been free from all disturbances, though these are frequently surrounded by highly degraded landscape. In India, sacred forests are located in several parts e.g. Karnataka, Maharashtra, Kerala, Meghalaya etc and are serving as refugia for number of rare, endangered and endemic taxa.'' a. In India which are the major locations of sacred forests? b. By considering a sacred forest in your local area, list any two ecological significances of sacred forests. c. Due to the religious sanctity, sacred forests are protected to a certain extent. Do you agree? Justify your opinion.

The yellow colour has a greater luminous efficiency as compared to the other colours. Can we increase the illuminating power of a white light source by putting a yellow plastic paper around this source ?

In a bag, there are 6 balls of which 3 are white and 3 are black. They are drawn successively (i) without replacement. (ii) with replacement. What is the chance that the colors are alternate? It has been supposed that the number of balls drawn remains the same, i.e., six even with replacement.

A yellow colour flower plant indicated by YY is crossed with white color flower plant denoted by yy. (a) following the Mendelian inheritance pattern , what would be the flower color is first filial generation ? (b) Which Mendelian principle is illustrated in this cross ? (c) Derive the cross and state the phenotypic ratio of yellow flowers to white flowers in F_2 generation ?

A jar contains 54 marbles each of which is blue, green or white. The probability of selecting a blue marbles at random from the jar is (1)/(3) and the probability of selecting a green marble at random is (4)/(9) . How many white marbles does the jar contain ?

SARAS PUBLICATION-APPLICATION OF BIOTECHNOLOGY-EXERCISE
  1. Taj Mahal in India which was once a white marble beauty has beocme yel...

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  2. The first clinical gene therapy was done for the treatment of

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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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