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Seed of Castor is...

Seed of Castor is

A

Nonedospermic albuminous

B

Endospermic albuminous

C

Endospermic exalbuminous

D

Nonendospermic albuminous

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The correct Answer is:
B
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Integumentary outgrowht present over the microphyle of Castor is

Read the following statements, state true (T) or false (F) for them and select the correct option. (a) Cleistogamous flowers prevent geitonogamy as well as xenogamy. (b) Double fertilisation occurs in all spermatophytes. (c) In pea family, the single cotyledon is called scutellum. (d) Seeds of castor and coconut retain a part of endosperm during embryo development.

Identify the correct pair of statements (i) White kernel of Coconut is a free nuclear endosperm (ii) In dioecious plants, autogamy is prevented but geitonogamy occurs (iii) Cleistogamous flowers are always self pollinated (iv) Castor is an endospermic seed.

A spongy white bilobed structures present at the narrrow tip of Castor seed is

Seed is

Seed is

Part of Castor seed that yields oil is

Assertion : Orchid is monocotyledonous non-endospermic seed while castor is dicotyledonous endospermic seed Reason : In monocotyledonous (wheat and maize) cotyledon is one while is dicotyledonous (gram and pea) there are two cotyledons.

The given figure are related to castor seeds, identify A to D respectively

DINESH PUBLICATION-SEEDS-REVISION QUESTIONS FROM COMETITIVE EXAMS
  1. Why is vivipary an undesirable character for annual crop plants ?

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  2. A dicot plant lacking cotyledons is

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  3. Seed of Castor is

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  4. In a cereal grain the single cotyledon of embryo is represented by

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  5. The diagram represent the L.S of monocot seed. Choose the correct comb...

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  6. Edible part of Paddy is

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  7. The point of attachement of the stalk with the seed is

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  8. In Maize grain, plumule is covered by protective sheath called

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  9. Match Column-I with Column -II and choose the correct answers {:(,"C...

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  10. In the monocotyledonous seeds the endosperm is separated from the embr...

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  11. Scutellum of Maize/Caryopsis is

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  12. Identify the characters of plant where 8-nucleate embryo sac was first...

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  13. Find the correct answers : Seeds have separate endosperm (a) Maize ...

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  14. Find the correct answers : For germination of angiospermic seeds 1 ...

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  15. Prechilling treatement to break seed dormancy is

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  16. Endosperm is completely consumed by the developing embryo in

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  17. Embryo axis above the cotyledon is called as

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  18. Scutellum is seed leaf of

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  19. Diagram of L.S. Maize grain is given. Identify the parts labelled a, b...

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  20. An example of a seed with endosperm perisperm and caruncle is Or W...

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