ThePrismSolutions

ThePrismSolutions

Sexual Reproduction in Flowering Plant




Q1. Which is wrongly matched :

(A) Agave - Bulbils
(B) Penicillium - conidia
(C) Water Hyacinth - Runner
(D) Bryophyllum - Leaf buds



Q2. A clone is :

(A) A group of genetically similar organisms produced as a result of asexual reproduction
(B) A group of genetically similar organisms produced through sexual reproduction
(C) A group of genetically dissimilar organisms produced as a result of asexual reproduction
(D) A group of genetically dissimilar organisms produced as a result of sexual reproduction



Q3. Bacteria, fungi and lower plants survive during adverse conditions by :

(A) Suspended growth
(B) Migration
(C) Diapause
(D) Formation of thick-walled spores



Q4. What would be the number of chromosomes of the aleurone cells of a plant with 42 choromosomes in its root tip cells?

(A) 21
(B) 42
(C) 63
(D) 84



Q5. Ovule is attached to placenta of ovary wall by :

(A) Funicle
(B) Hilum
(C) Raphe
(D) Chalaza



Q6. The nectar is produced in the flowers which are pollinated by :

(A) Wind
(B) Water
(C) Man
(D) Insects



Q7. An organic substance that can withstand environmental extremes and cannot be degraded by any enzyme is :

(A) Cuticle
(B) Sporopollenin
(C) Lignin
(D) Cellulose



Q8. What is the function of germ pore ?

(A) Emergence of radicle
(B) Absorption of water for seed germination
(C) Initiation of pollen tube
(D) Release of male gametes



Q9. Plants with ovaries having only one or a few ovules, are generally pollinated by :

(A) Bees
(B) Butterflies
(C) Bird
(D) Wind



Q10. Even in absence of pollinating agents seed setting is assured in :

(A) Commellina
(B) Zostera
(C) Salvia
(D) Fig



ANSWER


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



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