MEDIUM
9th CBSE
IMPORTANT
Earn 100

Haemophilia is a _____.

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Important Questions on Why Do We Fall Ill?

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9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 4 - Why Do We Fall Ill?>Multiple Choice Questions (MCQs)>Q 19
Choose the wrong statement:
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9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 4 - Why Do We Fall Ill?>Multiple Choice Questions (MCQs)>Q 20

We should not allow mosquitoes to breed in our surroundings because they _______.

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9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 4 - Why Do We Fall Ill?>Multiple Choice Questions (MCQs)>Q 21
You are aware of the Polio Eradication Programme in your city. Children are vaccinated because _____.
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9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 4 - Why Do We Fall Ill?>Multiple Choice Questions (MCQs)>Q 22
Viruses, which cause hepatitis, are transmitted through
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9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 4 - Why Do We Fall Ill?>Multiple Choice Questions (MCQs)>Q 23
Vectors can be defined as
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9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 4 - Why Do We Fall Ill?>Multiple Choice Questions (MCQs)>Q 24
Which of the following can make you ill if you come in contact with an infected person?
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9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 4 - Why Do We Fall Ill?>Multiple Choice Questions (MCQs)>Q 25

AIDS cannot be transmitted by

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9th CBSE
IMPORTANT
Secondary Biology FIrst And Second Term of CLASS IX>Chapter 4 - Why Do We Fall Ill?>Multiple Choice Questions (MCQs)>Q 26
Making anti-viral drugs is more difficult than making anti-bacterial medicines because