EASY
7th CBSE
IMPORTANT
Earn 100

The bacteria present on uncleaned teeth convert the sugar in food into a substance ‘X’ which causes tooth decay. Name the substance ‘X’. Which part of the teeth does it affect?

Important Questions on Nutrition in Animals

HARD
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Nutrition in Animals>Exercise>Q 2
How is ruminant's stomach different from human stomach?
HARD
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Nutrition in Animals>Exercise>Q 3
If a piece of chapati is chewed for some time, it tastes sweeter. Why?
MEDIUM
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Nutrition in Animals>Exercise>Q 4
Which structure in Amoeba can be compared to the mouth of humans?
MEDIUM
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Nutrition in Animals>Exercise>Q 5
Is food vacuole in Amoeba similar to the small intestine of human beings? How?
HARD
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Nutrition in Animals>Exercise>Q 6
We have often seen that an infant child after feeding on milk vomits out something like curd. How does this happen?
HARD
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Nutrition in Animals>Exercise>Q 1
Ritika is eating food hanging upside down. Will the food go through the alimentary canal? Why/Why not?
MEDIUM
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 2 - Nutrition in Animals>Exercise>Q 2
Priya was eating her food hurriedly because the lunchtime was about to be over. Suddenly, she started coughing violently. Give reason for the same.