MEDIUM
9th Tamil Nadu Board
IMPORTANT
Earn 100

Why salt is used as a preservative in food?

Important Questions on Nutrition and Health

MEDIUM
9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 21 - Nutrition and Health>textbook exercises>Q ix
What is an adulterant?
MEDIUM
9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 21 - Nutrition and Health>textbook exercises>Q ix
Name any two naturally occurring toxic substances in food.
MEDIUM
9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 21 - Nutrition and Health>textbook exercises>Q ix
What factors are required for the absorption of Vitamin D from the food by the body?
MEDIUM
9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 21 - Nutrition and Health>textbook exercises>Q ix

Write any one function of the following mineral

Calcium.

MEDIUM
9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 21 - Nutrition and Health>textbook exercises>Q ix

Write any one function of the following mineral

Sodium.

MEDIUM
9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 21 - Nutrition and Health>textbook exercises>Q ix

Write any one function of the following mineral

Iron

MEDIUM
9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 21 - Nutrition and Health>textbook exercises>Q ix

Write any one function of the following mineral

Iodine.

MEDIUM
9th Tamil Nadu Board
IMPORTANT
Science Standard 9>Chapter 21 - Nutrition and Health>textbook exercises>Q ix
Explain any two methods of food preservation.