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1. Ester linkages occur in

2. Lactose is made of

3. Arachidonic acid is

4. When we homogenise any tissue in an acid, the acid-soluble pool represents

5. Which of the following carbohydrates is not a disaccharide?

6. An element not of much importance to plants is

7. A sedoheptulose molecule has _____carbon atoms.

8. The most common monomer of carbohydrates is

9. The most abundant mineral of the animal body is

10. Which one of the following pairs of nitrogenous bases of nucleic acids is wrongly matched with the category mentioned against it?

11. Fehling’s solution is used for the detection of

12. Adenine is

14. Which is a reducing sugar?

15. A nucleoside differs from a nucleotide in not having a

16. Maximum iron occurs in

17. Nitrogen is a component of

19. Amino acids, as the name suggests, have both an amino group and a carboxyl group in their structure. In addition, all naturally occurring amino acids (those which are found in proteins) are called L-amino acids. From this, can you guess from which compound the simplest amino acid is made?

20. An immediate source of cellular energy is

21. Which is an organic compound found in most cells?

22. Which one of the following amino acids has the hydroxyl methyl group as its R group?

23. The chemical used most by plants is

24. Which of the following statements is not true? A. Glycerol is a 3-carbon alcohol with 3-OH groups which act as binding sites. B. Waxes are esters formed between a long chain alcohol and saturated fatty acids. C. The term protein was coined by Johannes Mulder. D. Agar is an indispensable polysaccharide and is a complex polymer of glucose and sulphur-containing carbohydrates.

25. A source of maximum energy is

26. The amino acid essential in man is

27. An essential amino acid which is synthesised by plants is

28. The most abundant chemical in living organisms could be

29. Which one of the following is not a carbohydrate?

30. On hydrolysis of cane sugar, we can obtain