EASY
9th CBSE
IMPORTANT
Earn 100

Name the deficiency diseases caused due to deficiency of:

Vitamin D (xerophthalmia/ anaemia/ rickets)

50% studentsanswered this correctly

Important Questions on Sample Paper-2

EASY
9th CBSE
IMPORTANT
Essentials of Biology>Chapter 8 - Sample Paper-2>Sample Paper- 2>Q 8

Name the deficiency diseases caused due to deficiency of:

Fluorine (Dental caries/Osteomalacia /myxedema)

EASY
9th CBSE
IMPORTANT
Essentials of Biology>Chapter 8 - Sample Paper-2>Sample Paper- 2>Q 8
Name the deficiency disease caused due to deficiency of Vitamin C. (Scurvy/ Rickets)
EASY
9th CBSE
IMPORTANT
Essentials of Biology>Chapter 8 - Sample Paper-2>Sample Paper- 2>Q 8
Name the deficiency disease (related to blood) caused due to deficiency of Iron. (Answer in one word)
MEDIUM
9th CBSE
IMPORTANT
Essentials of Biology>Chapter 8 - Sample Paper-2>Sample Paper- 2>Q 9
What is soil pollution? Write its sources. State two harmful effects of soil pollution.
MEDIUM
9th CBSE
IMPORTANT
Essentials of Biology>Chapter 8 - Sample Paper-2>Sample Paper- 2>Q 10
Mention two features adapted by birds that help them fly. 
HARD
9th CBSE
IMPORTANT
Essentials of Biology>Chapter 8 - Sample Paper-2>Sample Paper- 2>Q 11
List two precautions you must take while finding the melting point of ice and boiling point of water.