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

Given below are the groups of certain substances of particular categories. Mention the category of group and identify the wrong example giving reason. 

Lysol, benzoic acid, DDT, mercurochrome.

Name the following:

Any four antiseptics, any two disinfectants and any two antibiotics.

Differentiate between the disinfectant and deodorant

What do you understand by respiration?

Complete the following statement by choosing the correct alternative out of those given below.

Every living cell of the plant

Name the following:

The process of living beings which is concerned with the release of energy for use in the body.

Write a brief account on the following disease:
Malaria

Fill in the blank:
The causative agent of malaria is a _______.

The question has four options. Choose the correct answer:

Vital capacity of lungs in an average man is

Complete the following:
Penicillin is an ______.

Define and give one example of a balanced diet.

Taking the examples of whole grain atta, fruit and green leafy vegetables, describe how roughage in our diet is useful.

The protozoan that causes malaria is: 

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

Malaria is caused by protozoan.

 The vector that transmits the malarial pathogen is:

Name the following:

The vector responsible for transmission of sleeping sickness. 

Suppose a person develops the disease diphtheria. Comment upon the principle of the treatment he should receive.

List the merits of local defense systems.

List any four ways in which the antibiotics are being used.

Name the following:

The antibiotic that was discovered first.