Class 7 Science MCQs - Chapter 19
Respiration and Food Energy Multiple Choice Questions (MCQs) PDF Download - 1
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Respiration and Food Energy MCQs with Answers PDF Download: Quiz 1
Asthma can get worse due to
- bacteria
- viruses
- insects
- dust
When we inhale
- the diaphragm is pushed upwards and the rib cage downwards
- both diaphragm and rib cage are pushed downwards
- the diaphragm is pulled downwards and the rib cage upwards
- the diaphragm is pushed upwards and the rib cage is pulled downwards
In respiration the raw products are
- oxygen and carbon
- oxygen and food
- oxygen and glucose
- food and carbon
The process of taking oxygen in is known as
- inhaling
- exhaling
- respiring
- synthesizing
In respiration, raw material is converted into
- water only
- carbon dioxide and energy
- water and energy
- water, carbon dioxide and energy
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