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प्रश्न
Sketch and label ‘structure of a pea flower’.
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उत्तर
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संबंधित प्रश्न
Read the statement and answer the questions that follow.
A flower of brinjal has 520 ovules in its ovary. However, it produces a fruit with only 480 viable seeds.
(a) What could have prevented the rest of the 40 ovules from maturing into viable seeds? Explain giving a reason.
(b) Describe the development of a dicot embryo in a viable seed.
(c) Why certain angiospermic seed albuminous while others are exalbuminous? Explain.
A capsicum flower has 240 ovules in its ovary. But, it produces a fruit with only 180 viable seeds.
Give an example of an angiosperm seed that has a perisperm. Name the part the perisperm develops from.
Define Racemose inflorescence
A typical flower has ______ different kinds of whorl.
Pollen grains are well preserved as fossils because of the presence of ______
Verticillaster inflorescence is a characteristic feature of ______.
The flower is a highly modified and condensed reproductive shoot specially meant for ______
Match List I with List II:
| List I (Types of Stamens) |
List II (Example) |
||
| A. | Monoadelphous | I. | Citrus |
| B. | Diadelphous | II. | Pea |
| C. | Polyadelphous | III. | Lily |
| D. | Epiphyllous | IV. | China-rose |
Choose the correct answer from the options given below:
Axile placentation is observed in ______.
