(English Medium) ICSE Class 9 - CISCE Question Bank Solutions

What are the different ways in which infectious diseases can spread?

Mention whether the following statement is true (T) or false (F).

Smallpox still occurs in India.

Mention whether the following statement is true (T) or false (F).

The disease filariasis is caused by the bite of the female anopheles mosquito.

Name any four non-infectious diseases and their causes.

Name the causative germ of AIDS. How is this disease transmitted?

Name the following:

A disease that weakens the body's defence system against infections. 

Write very briefly about the following:

BCG

Name the following:

Germ of germ-substance introduced into the body to prevent occurrence of an infectious disease. 

Write very briefly about the following

Incubation period

Write very briefly about the following:

Chicken pox

Write very briefly about the following:

 Hepatitis A 

What are the causes and symptoms of malaria, chicken pox and tuberculosis? How can these diseases be prevented?

Describe the usefulness of incineration of wastes, and also mention the precautions required in it.

Describe the procedure how compost is usually produced.

Name the following :

The solid precipitated material produced during secondary treatment of the effluent carried out in the effluent treatment plants.

Name the following :

The two types of devices commonly used for removing the particulate air pollutants.

List the various differences between the animals and the plants.

Answer the following in one word or a sentence
Who is known as the father of biology?

Answer the following in one word or a sentence
Who coined the term biology and when?

Answer the following in one word or a sentence
Who is known as the father of botany?