Question

Which of the following is the correct sequence of events of sexual reproduction in a flower?
(a) pollination, fertilisation, seedling, embryo
(b) seedling, embryo, fertilisation, pollination
(c) pollination, fertilisation, embryo, seedling
(d) embryo, seedling, pollination, fertilisation

NCERT Class X
Science - Exemplar Problems

Chapter_Heredity and Evolution

Answer 1

The correct sequence of sexual reproduction in a flower is  Pollination,  Fertilization , Embryo, Seedling

Option (C)

Explanation:

• pollination is the process which may be self pollination producing the same species and cross pollination can produce the hybrid variety and fertilization cause the new embryo to be formed.
• The seedling leads to formation of the plant from the seed soaked in soil. Hence the correct sequence is pollination, fertilization, embryo and seedling.

To know more

Explain sexual reproduction in a hibiscus flower?

https://brainly.in/question/5147964

Sexual reproduction in plants always required two flower one man and Other female do u agree. give reason

https://brainly.in/question/1012113

Answer 2

Answer:

option (c)

Explanation:

Sequence of events in reproduction in flowers:

(1) Pollination - It is the process by which pollen transferred from anther and stigma.

(2) Fertilization - Is the process of fusion of male and female gamete. Once the pollen tube enter into synergid male gametes released. One of male gamete fuses with egg and form diploid cell zygote and this is called as syngamy. Other male gamete fuses with two polar nuclei to form endosperm and this is called as triple fusion  because of fusion of three haploid nuclei. The whole process is called double fertilization.

(3) Embryo formation - Development of embryo from zygote.

(4) Seedling - Seed enclose embryo and covered by seed coat.

Therefore, the correct answer is option C.