(English Medium) ICSE Class 10 - CISCE Question Bank Solutions for Biology

Write a sentence of the following:
Matrix

Mention whether the cross is a monohybrid or dihybrid.

Given below is a diagram representing a stage during mitotic cell division. Study it carefully and answer the question that follow.

Is it a plant cell or an animal cell? Give a reason to support your answer.

Given below is a diagram representing a stage during mitotic cell division. Study it carefully and answer the questions that follow.

Identify the stage shown.

Given below is a diagram representing a stage during mitotic cell division. Study it carefully and answer the question that follow.

Name the stage that follows the one shown here. How is that stage identified?

Given below is a diagram representing a stage during mitotic cell division. Study it carefully and answer the question that follow.

How will you differentiate between mitosis and meiosis on the basis of the chromosome number in the daughter cells?

Given below is a diagram representing a stage during mitotic cell division. Study it carefully and answer the question that follow.

Draw a duplicated chromosome and label its parts.

Name the following pollutants:

Any two chemicals leading to the formation of ozone holes.

Match the items in column I with the closely related ones in column II.

The following picture depicts a certain phenomenon

1. Name the phenomenon and explain it.
2. Enlist the sources that are responsible for the above mentioned phenomenon.
3. List out the effects of the above phenomenon on humans.

What is Ozone?

Discuss in detail the process of ozone depletion.

Is ozone depletion related to global warming?

What is the difference between stratospheric and ground level ozone?

Which Gas is present in large amount in the upper part of stratosphere.

Number of Oxygen atom in Ozone.

The chemicals leading to the formation of ozone holes.

Give Technical Terms:

The chemicals leading to the formation of ozone holes.