Are the following statements true (T) or false (F) ?
(a) Some seeds have no cotyledons at all. (T/F)
(b) Maize grain is fruit and not a seed. (T/F)
(c) Seeds fallen in a flower-bed from the previous crop usually do not germinate until the next sowing season. (T/F)
(d) Oxygen is necessary for the germination of seeds. (T/F)

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Solution

(a) F (False). Monocotyledonous seeds contain one cotyledon and dicotyledonous seeds contain two cotyledons.

(b) T (True)

(c) T (True)

(d) T (True)

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Mention whether the following statements are true (T) or false (F) and give explanation in support of your answer.

(a) Plasmolysis is reverse of deplasmolysis. (T/F)

(b) Guttation is another name for bleeding in plants. (T/F)

(d) If the phloem of a twig is removed keeping the xylem intact, the leaves of a twig wilt. (T/F)

(e) Guttation in plants occurs maximum at mid-day. (T/F)

(f) Dry seeds when submerged in water swell up due to endosmosis. (T/F)

Oxygen is necessary for the germination of seeds. True or false?

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