EASY
7th CBSE
IMPORTANT
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The and the muscles of the ribs contract during inhalation. (diaphragm/liver)

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Important Questions on Respiration

EASY
7th CBSE
IMPORTANT
New Science Ahead>Chapter 10 - Respiration>Looking Back>Q 4
Haemoglobin combines with oxygen to form _____. (oxyhaemoglobin/antibodies)
EASY
7th CBSE
IMPORTANT
New Science Ahead>Chapter 10 - Respiration>Looking Back>Q 5
Insects have a network of tiny tubes called _____ for breathing. (tracheae/alveoli)
EASY
7th CBSE
IMPORTANT
New Science Ahead>Chapter 10 - Respiration>Looking Back>Q 1
Anaerobic respiration produces more energy than aerobic respiration.
EASY
7th CBSE
IMPORTANT
New Science Ahead>Chapter 10 - Respiration>Looking Back>Q 2
Lactic acid is formed in muscles during respiration.
EASY
7th CBSE
IMPORTANT
New Science Ahead>Chapter 10 - Respiration>Looking Back>Q 3
Respiration can take place only through the leaves of a plant.
EASY
7th CBSE
IMPORTANT
New Science Ahead>Chapter 10 - Respiration>Looking Back>Q 4
Lenticles also open and close like stomata.
EASY
7th CBSE
IMPORTANT
New Science Ahead>Chapter 10 - Respiration>Looking Back>Q 5
Respiration in plants takes place only at night.
EASY
7th CBSE
IMPORTANT
New Science Ahead>Chapter 10 - Respiration>Exercises>Q 1

Which of these are not a part of the human respiratory system?

(i) alveoli (ii) bronchioles (iii) spiracles (iv) gills