Match the following and choose correct option
Group A Group B
A. Aleurone layer i. without fertilization
B. Parthenocarpic fruit ii. Nutrition fruit
C. Ovule iii. Double fertilization
D. Endosperm iv. Seed
1. A-i, B-ii, C-iii, D-iv
2. A-ii, B-i, C-iv, D-iii
3. A-iv, B-ii, C-i, D-iii
4. A-ii, B-iv, C-i, D-iii
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn some seeds, reminants of nucellus are also presistent. This residual, persistent nucellus is the
(1) pericarp
(2) perisperm
(3) chalazosperm
(4) mesosperm
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn some plants, the thalamus contributes to fruit formation. Such fruits are termed as:
1. False fruits
2. Aggregate fruits
3. True fruits
4. Parthenocarpic fruits
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe micropyle remains as a small pore in the seed coat. During germination, this facilitates entry of:
I. Oxygen
II. Water
(1) Only I
(2) Only II
(3) Both I and II
(4) Neither I nor II
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyChoose the correct statements
a. Perisperm is the persistant nucellus in the seeds of black pepper.
b. Single large cotyledon in grass is situated towards lateral side of the embryonal axis.
c. Seeds are the basis of agriculture.
d. Citrus has only one embryo in a seed.
1. Only a
2. Only a & b
3. Only a, b & c
4. a, b, c & d
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFind correct match
|
Column-I |
|
Column-II |
a. |
Thick and swollen cotyledons |
(i) |
Castor. |
b. |
Unused endosperm in mature seed |
(ii) |
Legumes |
c. |
Unused nucellus in seed |
(iii) |
Cashew nut. |
d. |
Thalamus contributes in fruit formation |
(iv) |
Beet. |
1. a(iii), b(iv), c(ii), d(i)
2. a(i), b(iii), c(iv), d(ii)
3. a(ii), b(i), c(iii), d(iv)
4. a(ii), b(i), c(iv), d(iii)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe endosperm is completely consumed by the developing embryo in all of the following except:
1. Pea
2. Groundnut
3. Beans
4. Castor
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMark the mis-matched pair
1. Orchid - Tiny seeds
2. Hydrophily - Common in dicots
3. Pollen grain - 25 to 50 in diameter
4. Parthenium - Pollen allergy
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following is not correct?
(1) As the seed matures, its water content is reduced and seeds become relatively dry(10-15% moisture by mass)
(2) The seed dormancy is the internal or innate inhibition of generation of normal or viable seeds
(3) Embryo in dormant seed shows higher rate of general metabolic rate
(4) Because of dormancy seeds remain viable for longer period and can be stored
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe hilum is a scar on the
1. Seed, where micropyle was present
2. Seed, where funicle was attached
3. Fruit, where it was attached to pedicel
4. Fruit, where style was present
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology