MEDIUM
7th CBSE
IMPORTANT
Earn 100

All cigarette packets carry a statutory warning ‘Smoking is injurious to health’. Find out why.

Important Questions on Respiration in Organisms

EASY
7th CBSE
IMPORTANT
New Science Spark Book 7>Chapter 11 - Respiration in Organisms>HOTS>Q 1
Reshma was cleaning her aquarium. She was transferring the fish to a bucket. One of the fish fell out. Before she could put the fish back in water, it died. Why?
MEDIUM
7th CBSE
IMPORTANT
New Science Spark Book 7>Chapter 11 - Respiration in Organisms>HOTS>Q 2
Raghu loves to water his plants. He was watering them three times a day even during the rainy season. To his surprise, his potted plants started dying. What could be the reason?
HARD
7th CBSE
IMPORTANT
New Science Spark Book 7>Chapter 11 - Respiration in Organisms>HOTS>Q 3
Manish’s legs started aching after a 1000 m race. He rested and practised deep breathing. This gave him lot of relief and the pain disappeared after some time. Why?