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(a) (i) and (iii)
(b) (ii) and (iv)
(c) (i) and (ii)
(d) (iii) and (iv)

Q.7 Which is not an artificial method of Vegetative propagation-
(a) Cutting
(b) Layering
(c) Grafting.
(d) Regeneration

Q.8 An organism capable of reproducing by two methods of asexual reproduction,
one similar to the reproduction in yeast and the other similar to the reproduction
in Planaria is:
(a) Spirogyra
(b) Hydra
(c) Bryophyllum
(d) Paramecium

Q.9 In yeast, budding occurs in –
(a) Unfavourable condition
(b) Favourable condition
(c) During perennation
(d) Overgrown individuals

Q.10 In budding –
(a) Outgrowth develops earlier than nuclear division
(b) Nucleus develops earlier than the development of outgrowth
(c) Both occur simultaneously
(d) There is no fixed sequence

Subjective

Q. Questions Marks Level
NO
1. Why does bread mould grow profusely on a moist slice of bread 1 E
rather than on a dry slice of bread?

2. Why are budding, fragmentation and regeneration all considered 1 E
as asexual types of reproduction?

3. What happens when- 3 Av
(a) Accidentally, Planaria gets cut into many pieces.
(b) Bryophyllum leaf falls on the wet soil.
(c) On maturation sporangia of Rhizopus bursts?

4. (a) Regeneration is not the same as reproduction-Justify 3 Av
(b) How is regeneration carried out in Planaria?

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