Embryo Development and Seed Germination

Q.

Paheli and Boojho peeled some potatoes and cut them into small pieces. They washed and boiled them in water. They threw away the excess water and fried them in oil adding salt and spices. Although the potato dish tasted very good, its nutrient value was less. Suggest a method of cooking potatoes that will not lower the nutrients in them.

Q. A total of _______ haploid nuclei are involved in double fertilisation in flowering plants.​

1. two
2. three
3. four
4. five

Q. Which part of the flower attracts insects for pollination?

1. Petals
2. Anther
3. Stigma
4. Sepal

Q. The edible part of mango is:

1. Epicarp
2. Endocarp
3. Pericarp
4. Mesocarp

Q. Seeds with fibrous outer covering are dispersed by ______.

1. wind
2. water
3. animals
4. insects

Q. Which whorl of flower attracts the insects for pollination?
[2 Marks]

Q.

Which of the following are the most colourful and attractive part of a flower?

1. Anthers

2. Sepals

3. Petals

4. Gynoecium