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Q. No.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 |
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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 |
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The sheath covering the plumule in monocotyledonous seeds is called as:
| 1. | Coleorrhiza | 2. | Coleoptile |
| 3. | Testa | 4. | Tegmen |
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Q. No.
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