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Question
Draw a neat sketch of the carpel of a flower. Mark in it stigma, style and ovary.
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Solution
(b) Carpel of the flower
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RELATED QUESTIONS
Match the following:
| Column A | Column B |
| (i) Stigma | (a) Neuron |
| (ii) Pepsin | (b) Carpel |
| (iii) Dendrites | (c) Protein |
| (d) Stamen |
Mention the changes a flower undergoes after fertilisation.
Sketch the reproductive parts of a flower.
What is the name of female organ of a flower (other than carpel)?
How do the insects help in cross-pollination?
How is the process of pollination different from fertilization?
(a) Draw a neat diagram of a flower showing its various parts. In this diagram mark stem, receptacle, sepals, petals, stamen and carpel.
(b) What name is given to (i) all the petals of a flower, and (ii) all the sepals of a flower?
(c) What are (i) stamen, and (ii) carpel, in a flower?
(d) What is the other name of carpel of a flower?
(e) What is the name of yellow powdery substance present in the anther of a flower?
Multiple choice question. Tick (✓) the correct choice:
Unisexual flowers are found in
- mulberry
- mustard
- pea
- sunflower
State whether the following statement is true (T) or false (F):
Stamens make egg cells.
Explain the process of fertilisation in flowers.
(a) Identify A, B and C in the given diagram and write their functions.
(b) Mention the role of gamete and zygote in sexually reproducing organisms.
Write the names of male and female reproductive parts of a flower.
Fill in the blanks and rewrite the completed statements:
Lymph flows in _______________ direction.
Pollen grains are formed by _________ division in locules of anthers.
Observe the figure below. Write functions of the labelled parts.
Match the following
| 1. | Petal | Opuntia |
| 2. | Fern | Chrysanthemum |
| 3. | Phylloclade | Attracts insect |
| 4. | Hooks | Spore |
| 5. | Sucker | Bignonia |
Which of the following are the chemical components of the wall of pollen tube?
Give any two examples of agents of pollination.
The pollen tube usually enters the embryo sac ______.
