In a monocot seed:
Statement I: The outer covering of endosperm separates the embryo by a proteinous layer called aleurone layer
Statement II: The plumule and radicle are enclosed in sheaths which are called coleoptile and coleorhiza respectively
 
1. Statement I is correct; Statement II is incorrect
2. Statement I is correct; Statement II is correct
3. Statement I is incorrect; Statement II is incorrect
4. Statement I is incorrect; Statement II is correct
Subtopic:  Seed |
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Which of the following is a correct statement regarding coleoptile and coleorhiza in monocot seeds?
1. Coleoptile encloses the radicle; coleorhiza encloses the plumule.
2. Both structures are protective coverings of the endosperm.
3. Coleoptile and coleorhiza are sheaths enclosing plumule and radicle respectively.
4. Coleoptile and coleorhiza together form the scutellum.
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The function of the endosperm in angiosperms is to provide
1. nourishment for the pollen
2. nourishment for the developing embryo
3. material for fruit development
4. a reward for animal pollinators
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The wheat grain has an embryo with one, large, shield-shaped cotyledon known as:
1. Coleorrhiza
2. Scutellum
3. Coleoptile
4. Epiblast

Subtopic:  Seed |
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Which of the following is an endospermic mature seed?

1. Castor

2. Bean

3. Gram

4. Pea

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One cotyledon is found in -

1. Wheat and maize

2. Gram and pea

3. Bean and gram

4. Ground nut and pea

Subtopic:  Seed |
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Match List-I with List-II:
List-I List-II
A. Scar of ovule I. Stalk of seed
B. Outer integument II. Tegmen
C. Funiculus III. Hilum
D. Inner integument IV. Testa
Choose the correct answer from the options given below:
A B C D
1. I II IV III
2. II III I IV
3. III IV I II
4. IV I III II
Subtopic:  Seed |
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Maize has

1. Membranous seed coat

2. Fused with fruit wall

3. Bulky endosperm

4. All of these

Subtopic:  Seed |
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Seed coat-

1. Outermost covering of the seed

2. Outer testa and inner tegmen

3. Hilum is a scar overseed coat

4. All of these

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Match each item in Column 1 with an item in Column 2:
Column 1 Column 2
A Outer layer of the seed coat P Coleoptile
B Inner layer of the seed coat Q Tegmen
C Sheath enclosing the plumule R Coleorhiza
D Sheath enclosing the radicle S Testa
 
A B C D
1. Q S P R
2. S Q P R
3. S Q R P
4. Q S R P
Subtopic:  Seed |
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