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How is oxygen replenshed in our atmosphe...

How is oxygen replenshed in our atmosphere?

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**Step-by-Step Solution:** 1. **Understanding the Role of Green Plants:** - Green plants play a crucial role in replenishing oxygen in the atmosphere. They are the primary producers in ecosystems and perform photosynthesis. 2. **Photosynthesis Process:** - During photosynthesis, plants take in carbon dioxide (CO2) from the atmosphere. This process occurs mainly during the daytime when sunlight is available. - The general equation for photosynthesis can be represented as: ...
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ICSE-BIOMOLECULES-EXERCISE (PART-II)(DESCRIPTIVE QUESTIONS)(VERY SHORT ANSWER QUESTIONS)
  1. What is hypervitaminoses and avitaminoses?

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  2. Name the purines present in DNA.

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  3. How is oxygen replenshed in our atmosphere?

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  4. B-complex is an often prescribed vitamin. What is complex about it and...

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  5. What type of linkage holds together the monomers of D.N.A.?

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  6. Except for vitamin B(12), all other vitamins of group B(12) should be ...

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  7. What D.N.A.or R.N.A. stand for?

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  8. Give the structural formula of a nucleotide.

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  9. List some important applications of enzymes.

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  10. What is the difference between ribose and deoxyribose.

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  11. Name the four bases present in RNA molecule.

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  12. Name a carbohydrate which does not correspond to general formula (Cx(H...

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  13. What is meant by primary and secondary structure of proteins.

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  14. Give reasons for the following: (i) Proteins such as insulin used as...

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  15. Name the vitamin which is vital for the clotting of blood?

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  16. Name two facts in support of zwitterion structure ofa-amino acids.

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  17. Name the vitamins whose deficiency causes (i) Night blindness (ii) Poo...

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  18. What do the following abbreviations stand for : (i) AMP (ii) ADP (i...

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  19. How many molecules of ATP are produced per molecule of glucose in glyc...

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  20. Name thea-amino acid which is optically inactive.

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