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Sexual Reproduction in Flowering Plant



Q1. Find out correct order of vegetative propagules of plants like potato, Ginger, Agave, Bryophyllum and Water Hyacinth :

(A) Offset, bulbil, Leaf bud, rhizome, and eyes
(B) Leaf bud, bulbil, Offset, rhizome, and eyes
(C) Eyes, rhizome, bulbil, leaf buds, eyes and offset
(D) Rhizome, bulbil, leaf buds, eyes and offset
(E) Offset, bulbil leaf bud, rhizome and eyes



Q2. Monoecious plant of chara shows occurrence of:

(A) Upper oogonium and lower antheridium on the same plant
(B) Antheridiophore and archegoniophore on the same plant
(C) Stamen and carpel on the same plant
(D) Upper antheridium and lower oogonium on the same plant



Q3. Megaspores are produced from megaspore mother cells after :

(A) Formation of thick walls
(B) Differentiation
(C) Meiotic division
(D) Mitotic division



Q4. Process of sexual reproduction which involves meiosis and syngamy is :

(A) Apomixis
(B) Amphimixis
(C) Agamospermy
(D) Diplospory



Q5. Megasporangium is equivalent to :

(A) Fruit
(B) Nucellus
(C) Ovule
(D) Embryo Sac



Q6. Seed coat is not thin, membranous in :

(A) Coconut
(B) Groundnut
(C) Gram
(D) Maize



Q7. Advantage of clesistogamy is :

(A) More vigorous offspring
(B) No dependence on pollinators
(C) Vivipary
(D) Higher genetic variability



Q8. Adventitious buds at the leaf notches help to propagate the plant of :

(A) Potato
(B) Agave
(C) Bryophyllum
(D) Cactus



Q9. Zygote is formed by the process of

(A) Isogamy
(B) Anisogamy
(C) Oogamy
(D) Syngamy



Q10. Marchantia is considered hetrothallic because it is :

(A) Heterogametic
(B) Bisexual
(C) Monoecious
(D) Dioecious



ANSWER


(Ans 1.) C
(Ans 2.) A
(Ans 3.) C
(Ans 4.) B
(Ans 5.) C
(Ans 6.) A
(Ans 7.) D
(Ans 8.) C
(Ans 9.) B
(Ans 10.) D



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