Plant Anatomy And Physiology - Study Mode

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[#656] The special type of fleshy buds that develop in aquatic plants like Potamogeton and Utricularia for vegetative propagation are known as

(A) Stolons

(B) Turions

(C) Bulbils

(D) Corms

Correct Answer

(B) Turions

[#657] Match List-I (Enzymes) with List-II (Reactions) and select the correct answer: List-I List-II a. Oxidoreductases 1. Synthesis by condensation of two groups requiring ATP b. Lyases 2. Oxidation-reduction reaction c. Transferases 3. Addition or loss of groups to double bonds d. Ligases 4. Group transfer reactions

(A) a-2, b-1, c-3, d-4

(B) a-2, b-3, c-4, d-1

(C) a-2, b-4, c-1, d-3

(D) a-2, b-1, c-4, d-3

Correct Answer

(B) a-2, b-3, c-4, d-1

[#658] Temperature required for vernalisation is

(A) 5 - 10° C

(B) 5 - 15° C

(C) 0 - 5° C

(D) 3 - 17° C

Correct Answer

(C) 0 - 5° C

[#659] In plants water is absorbed by the root hairs by a process called

(A) transportation

(B) respiration

(C) perspiration

(D) osmosis

Correct Answer

(D) osmosis

[#660] The stage of plasmolysis at which the first sign of shrinkage of cell contents from cell wall becomes detectable is called

(A) Deplasmolysis

(B) Evident plasmolysis

(C) Incipient plasmolysis

(D) None of the above

Correct Answer

(C) Incipient plasmolysis