Tamil Nadu Board Solutions for Chapter: Air, Exercise 7: Try to Answer
Tamil Nadu Board Science Solutions for Exercise - Tamil Nadu Board Solutions for Chapter: Air, Exercise 7: Try to Answer
Attempt the free practice questions on Chapter 3: Air, Exercise 7: Try to Answer with hints and solutions to strengthen your understanding. Standard 3 Term III Science solutions are prepared by Experienced Embibe Experts.
Questions from Tamil Nadu Board Solutions for Chapter: Air, Exercise 7: Try to Answer with Hints & Solutions
Mathi and Mozhi practised various exercises like walking, skipping and running. They counted the number of times they breathed in one minute after each exercise and recorded their results in the bar diagram:
Which activity raised the breathing rate the most?

Mathi and Mozhi practised various exercises like walking, skipping and running. They counted the number of times they breathed in one minute after each exercise and recorded their results in the bar diagram:
Which activity do you think exercises the heart muscle the least?

Mathi and Mozhi practised various exercises like walking, skipping and running. They counted the number of times they breathed in one minute after each exercise and recorded their results in the bar diagram:
They breathed more number of times when they were walking.

Mathi and Mozhi practised various exercises like walking, skipping and running. They counted the number of times they breathed in one minute after each exercise and recorded their results in the bar diagram:
They breathed less number of times when they were sitting.

Mathi and Mozhi practised various exercises like walking, skipping and running. They counted the number of times they breathed in one minute after each exercise and recorded their results in the bar diagram:
They took breaths per minute when they were running.

Mathi and Mozhi practised various exercises like walking, skipping and running. They counted the number of times they breathed in one minute after each exercise and recorded their results in the bar diagram:
The more vigorous (active) the exercise, the greater the number of breaths.
