Find the correct match

	I		II
(a)	Use of bisexual flowers as female flowers	i.	Clonal selection
(b)	Incorporation of several desirable characters into a single variety	ii.	Pure line selection
(c)	Exploiting hybrid vigour for several generations	iii.	Emasculation
(d)	Improving local varieties of self pollinated plants	iv.	Hybridisation
		v.	Polyploidy breeding

Question 5
Find out the correct sentence

(i) Hybridization means crossing between genetically dissimilar plants
(ii) Cross between two varieties is called as interspecific hybridization
(iii) Introducing genes of the desired character into a plant gives a genetically modified crop
(iv) Cross between plants of two species is called as inter varietal hybridisation

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

Which of the following statements are true for flowers?
(i) flowers are always bisexual
(ii) they contain sexual reproductive organs
(iii) they are produced in all groups of plants
(iv) after fertilisation, they give rise to fruits
(a) (i) and (iv)
(b) (ii) and (iii)
(c) (i) and (iii)
(d) (ii) and (iv)

Tick (√ ) the correct answer:

(a) The reproductive part of a plant is the

(i) leaf

(ii) stem

(iii) root

(iv) flower

(b) The process of fusion of the male and female gametes is called

(i) fertilisation

(ii) pollination

(iii) reproduction

(iv) seed formation

(c) Mature ovary forms the

(i) seed

(ii) stamen

(iii) pistil

(iv) fruit

(d) A spore producing plant is

(i) rose

(ii) bread mould

(iii) potato

(iv) ginger

(e) Bryophyllum can reproduce by its

(i) stem

(ii) leaves

(iii) roots

(iv) flower