Match each item in Column I regarding structure of a dicotyledonous seed with description in Column II and select the correct option from the codes given below:

 

Column I

 

Column II

A.

Testa

a.

Outer layer of seed coat

B.

Tegmen

b.

Inner layer of seed coat

C.

Hilum

c.

Scar on seed coat through which the developing seeds were attached to the fruit

D.

Micropyle

d.

Small pore through which pollen tube penetrates

Codes

A B C D
1. a b c d
2. b a c d
3. b a d c
4. a b d c
Subtopic:  Seed |
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Which of the following is an endospermic seed?

1. Bean 2. Gram
3. Pea 4. Castor
Subtopic:  Seed |
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Scutellum is:

1. shield shaped cotyledon in monocotyledons
2. protein layer in the outer endosperm in monocotyledons
3. starchy endosperm of dicotyledons
4. stony hard seed coat in some seeds
Subtopic:  Seed |
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The sheath covering the plumule in monocotyledonous seeds is called as:

1. Coleorrhiza 2. Coleoptile
3. Testa 4. Tegmen
Subtopic:  Seed |
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