English Medium इयत्ता १० - CBSE Question Bank Solutions

Describe an activity to demonstrate phototropism.

List any two differences between pollination and fertilization.

Draw a diagram of the longitudinal section of a flower and label the following parts.

Answer the following question.
How does suitable pollination lead to fertilization?

A student is observing the temporary mount of a leaf peel under a microscope. Draw a labelled diagram of the structure of stomata as seen under the microscope

Differentiate between self-pollination and cross-pollination.

Answer the following question.
List two agents of pollination?

The flower of the Hibiscus plant is ______ 

The seed that contains the future plant is called the ______ 

The process of release of eggs from the ovary is called ______ 

In human beings, fertilization occurs in the ______

Pollen grains are produced by ______ 

Variations occur as a result of ______ 

Length of pollen tube depends on the distance between ______ 

Which out of the following processes does not lead to the formation of clones.

Which among the following statements are true for unisexual flowers?

1.  They possess both stamen and pistil
2. They possess either stamen or pistil
3. They exhibit cross pollination
4. Unisexual flowers possessing only stamens cannot produce fruits

Which among the following statements are true for sexual reproduction in flowering plants?

1. It requires two types of gametes
2. Fertilisation is a compulsory event
3. It always results in formation of zygote
4. Offspring formed are clones

Give reason for the following:

Fertilization cannot take place in flowers if pollination does not occur.