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Dioecious plant which prevents both auto...

Dioecious plant which prevents both autogamy and geitonogamy
(A) Castor
(B) Maize
(C) Papaya
(D) Palms

A

Castor

B

Maize

C

Papaya

D

Palms

Text Solution

Verified by Experts

The correct Answer is:
C
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From among the situations given below, choose the one that prevents both autogamy and geitonogamy (A) Monoecious plant bearing unisexual flowers (B) Dioecious plant bearing only male or female flowers (C) Monoecious plant with bisexual flowers (D) Dioecious plant with bisexual flowers

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When seeds are attached to parent plant, the type of germination is called as (A) Ovipary (B) Epigeal (C) Vivipary (D) Hypogeal

In which one of the following pollination is autogamous? (A) Xenogamy (B) Chasmogamy (C) cleistogamy (D) Geitonogamy

A piece of wood having no vessels (trachea) must be belong to (A) Teak (B) Mango (C) Pine (D) Palm

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Self pollination is prevented by (A) Dichogamy (B) self sterility (C) herkogamy (D) all the above

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KUMAR PRAKASHAN-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Section -F (Multiple Choice Questions)
  1. Entomophily is pollination by….. (A) reptiles (B) insects (C) rod...

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  2. To prevent inbreeding self-incompatibility is found in

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  3. Dioecious plant which prevents both autogamy and geitonogamy (A) Cast...

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  4. Apomixis in plant means development of a plant (A) from root cutting ...

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  5. Development of sporophyte without gametic fusion is known as (A) apom...

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  6. What is parthenogenesis? (A) Development of fruit without hormones ...

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  7. Pollination is best defined as (A) The transference of pollens from a...

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  8. A microspore mother cell forms (A) embryo sac (B) pollen Grains (...

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  9. One of the most resistant biological material known is (A) sporopolle...

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  10. How many pollen mother cells will produce 1000 pollen grains? (A) 100...

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  11. In angiosperms how many microspore mother cells are required to produc...

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  12. The formation of 256 pollen grains is done by how many meiotic divisio...

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  13. When a microspore mother cell with 40 chromosomes undergoes meiosis ea...

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  14. The odd one is (A) micropyle (B) nucellus (C) embryo sac (D) Po...

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  15. What is produced by male gametophyte in angiosperms?

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  16. The pollen grain is related to the embryo sac as (A) male gametophyt...

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  17. Commonly is a mature fertillised ovule n, 2n and 3n condition is respe...

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  18. The endosperm of angiosperms is developed from (A) antipodals (B) z...

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  19. If an endosperm of an angiosperm has 24 chromosomes what would be the ...

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  20. What is endosperm? Describe types of endosperm

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