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प्रश्न
What type of plants reproduce by sexual reproduction method?
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उत्तर
The plants with flowers i.e. flowering plants, reproduce by sexual reproduction.
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संबंधित प्रश्न
A student was asked to observe and identify the various parts of an embryo of a red kidney bean seed. He identified the parts and listed them as under:
I. Tegmen
II. Testa
III. Cotyledon
IV. Radicle
V. Plumule
The correctly identified parts among these are
(A) I, II and III
(B) II, III and IV
(C) III, IV and V
(D) I, III, IV and V
In the following diagram showing the structure of embryo of a dicot seed, what are the parts marked I, II and III sequentially?
Give one example of a unisexual flower.
State the name of the functional unit concerned with sexual reproduction.
What is the function of a flower?
Where is the male gamete formed in flowering plants?
How does pollination occur?
Which of the following statements are true for flowers?
(i) Flowers are always bisexual.
(ii) They contain sexual reproductive organs.
(iii) They are produced in all groups of plants.
(iv) after fertilization they give rise to fruits.
Put a tick mark (✓) against the correct alternative in the following statement
Reproductive whorls of a flower are:
Fill in the blanks:
A carpel consists of ________ , ________ and ________.
State whether the following statement is true (T) or false (F):
Stamens make egg cells.
Mention the function of Stigma.
Draw a diagram of a pistil showing pollen tube growth into the ovule and label the following:
Pollen grain, male gamete, female gamete, ovary.
Draw a diagram of the longitudinal section of a flower and label on it sepal, petal, ovary and stigma.
Fill in the blanks and rewrite the completed statements:
Lymph flows in _______________ direction.
Write the events involved in the sexual reproduction of a flowering plant.
Discuss the first event and write the types.
The seed that contains the future plant is called the ______
Which among the following statements are true for sexual reproduction in flowering plants?
- It requires two types of gametes
- Fertilisation is a compulsory event
- It always results in formation of zygote
- Offspring formed are clones
Sketch and label the essential and accessory whorls of flower.
