Post Fertilisation Structures and Events

Q. Testa of a seed is produced from

1. Ovary wall
2. Hilum
3. Outer integument of ovule
4. Funicle

Q. Which of the following changes does not occur in the ovary after fertilisation in flowering plants?

1. Ovary wall $\to$ Pericarp
2. Ovary $\to$ Fruit
3. Ovule $\to$ Fruit wall
4. Integument $\to$ Seed coat

Q. Which one of the following statements regarding post-fertilisation development in flowering plants is incorrect?

1. Ovary develops into a fruit
2. Ovules develop into an embryo sac
3. Zygote develops into an embryo
4. PEC forms the endosperm

Q. Which one of the following statements regarding post-fertilisation development in flowering plants is incorrect?

1. Ovary develops into a fruit
2. Ovules develop into an embryo sac
3. Zygote develops into an embryo
4. PEC forms the endosperm

Q.

What will be the ploidy of (i) embryo, (ii) perisperm and (iii) endosperm of seeds produced by a cross between a 4n female plant and a 2n male plant?

1. (i)-3n, (ii)-4n & (iii)-5n

2. (i)-3n, (ii)-3n & (iii)-5n

3. (i)-4n, (ii)-3n & (iii)-4n

4. (i)-2n, (ii)-2n & (iii)-3n