Biology Test Preparation (Medical) : Part 3

Test Preparation on Biology Test Preparation (Medical) : Part 3

1.

Which statement about photosynthesis is false?

1Photosynthesis is a redox process in which water is oxidised and carbon dioxide is reduced.
2The enzymes required for carbon fixation are located only in the grana of chloroplasts.
3In green plants, both PS I and PS II are required for the formation of NADPH + H⁺.
4The electron carriers involved in photophosphorylation are located on the thylakoid membranes

2.

Which stage of malarial parasite is infective to man?

1Gametocyte
2Merozoite
3Cryptomerozoite
4Sporozoite

3.

Which one of the following triplet codons is a chain termination codon?

1UGU
2AAU
3UUG
4UAG

4.

Which one of the following synthetic growth regulators is used to promote synchronized flowering in pineapple?

1Phenylmercuric Acetate
2Benzyl Aminopurine
32-chloroethylphosphonic acid
4none of these

5.

Which one of the following statements about the events of noncyclic photophosphorylation is NOT correct?

1ATP and NADPH are not produced.
2Photolysis of water takes place.
3O2 is released.
4none of these

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