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

In some seeds, reminants of nucellus are also presistent. This residual, persistent nucellus is the

(1) pericarp

(2) perisperm

(3) chalazosperm

(4) mesosperm

In 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

The 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

Choose 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

Find correct match

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)

The endosperm is completely consumed by the developing embryo in all of the following except:

1. Pea

2. Groundnut

3. Beans

4. Castor

Mark the mis-matched pair

1. Orchid           -  Tiny seeds

2. Hydrophily    -  Common in dicots

3. Pollen grain   -  25 to 50 $\mathrm{\mu m}$ in diameter

4. Parthenium   -  Pollen allergy 

Which 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

The 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