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प्रश्न
Fill in the blank by selecting suitable word:
Transfer of pollen grains from the anther to the stigma is known as______________.
पर्याय
unisexual
fertilisation
fruit
stamen
anther
bisexual
pollination
seed
ovary
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उत्तर
Transfer of pollen grains from the anther to the stigma is known as pollination.
APPEARS IN
संबंधित प्रश्न
You are asked by your teacher to study the different parts of an embryo of a gram seed. Given below are the steps to be followed for the experiment:
I. Soak the gram seeds in plain water and keep them overnight.
II. Cut open a soaked seed and observe its different parts.
III. Take some dry gram seeds in a petri dish.
IV. Drain the excess water.
V. Cover the soaked seeds with a wet cotton cloth and leave them for a day.
The correct sequence of these steps is :
(A) III, I, V, IV, II
(B) III, I, II, IV, V
(C) III, IV, V, I, II
(D) III, I, IV, V, II
What is made in ovary of a flower?
How does pollination occur?
Which of the following is the correct sequence of events of sexual reproduction in a flower?
(a) pollination, fertilisation, seed, embryo
(b) seed, embryo, fertilisation, pollination
(c) pollination, fertilisation, embryo, seed
(d) embryo, seed, pollination, fertilisation
Fill in the blank:
Seeds are formed from________.
Answer the following question.
How does suitable pollination lead to fertilization?
What is cleistogamy? Write one advantage and one disadvantage of it, to the plant.
Calyx : Sepals : : Corolla : ________________
The male reproductive part of a flower is ______.
In a plant flower the female whorl is ______.
