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प्रश्न
Write the functions of sepals
उत्तर
Sepals are responsible for the protection of inner whorls.
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संबंधित प्रश्न
Name the parts labelled as A, B, C and D in the diagram given below:-
Answer the following question.
What is pollination? Explain the different types of pollination.
How does fertilisation occur in flowers? Name the parts of the flower that develop into (i) seed, and (ii) fruit after fertilisation.
(i) Name the part marked 'A' in the diagram.
(ii) How dose 'A' reachese part 'B'?
(iii) State the importance of the part 'C'.
(iv) What happens to the part marked 'D' after fertilisation is over?
Name and differentiate between the two modes of pollination in flowering plants.
"The chromosomal number of the sexually producing parents and their offspring is the same." Justify this statement.
How is the process of pollination different from fertilization?
The fusion of male and female gametes is termed as ______.
Name the part made up of the stigma, style and ovary.
Name the male part of the flower.
What is the function of a flower?
What is the name of female part of a flower?
Where is the female gamete formed in flowering plants?
Fill in the following blank with suitable word :
The ovary of a flower becomes ....... after fertilisation.
Fill in the following blank with suitable word :
The.......... at the base of the carpel contains egg cells.
In a bisexual flower, inspite of the young stamens being removed artificially, the flower produces fruit. Explain.
State whether the following statement is true (T) or false (F):
Stamens make egg cells.
State whether the following statement is true (T) or false (F):
Flowers which possess stamens and carpel are called unisexual.
Mention the function of Stigma.
(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.
List any two differences between pollination and fertilisation.
Sketch the labeled diagram:
Flower with its sexual reproductive organs
What is meant by pollination?
Find the odd one out:
Pollen grains are formed by _________ division in locules of anthers.
Pollen tube reaches the embryo sac via style.
Give scientific reason.
Fertilization in plants is called double fertilization.
Distinguish between self-pollination and cross-pollination.
Explain the sexual reproduction process in plants with a diagram.
Identify the parts A, B, C, and D?
Antipodal cells are present towards the ______ in an anatropous ovule.
Identify the female gametophyte in angiosperms.
The process of release of eggs from the ovary is called ______
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
Give reason for the following:
Fertilization cannot take place in flowers if pollination does not occur.
In a plant flower the female whorl is ______.
What are the agents for pollination?
What is puberty?
