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Question-1
Plant breathe through tiny pores in the leaves called
(A)
Trachea
(B)
Stomata
(C)
Bronchi
(D)
Roots
Question-2
Pollution causes many respiratory diseases.
(A)
Water
(B)
Air
(C)
Sand
(D)
Smoke
Question-3
How many times we breathe the per minute?
(A)
16 to 18
(B)
20 to 22
(C)
24 to 26
(D)
14 to 16
Question-4
Amoeba engulfs the food with the help of
(A)
Pseudopodia
(B)
Food vacuole
(C)
None
(D)
None
Question-5
Respiration takes place in the absence of oxygen is called
(A)
Anaerobic respiration
(B)
Aerobic respiration
(C)
Ordinary respiration
(D)
Photo respiration
Question-6
From where do we get energy?
(A)
Water
(B)
Glucose
(C)
Food
(D)
None
Question-7
The trachea divides into two branches called
(A)
Bronchi
(B)
Tracheoles
(C)
Bronchioles
(D)
Alveoil
Question-8
Name the micro organism used to make wine and beer.
(A)
Fungi
(B)
Yeast
(C)
Bacteria
(D)
Both (a) and (c)
Question-9
When oxygen rich air goes to alveoli, oxygen is absorbed by the blood and combines with
(A)
Albumen
(B)
Globulin
(C)
Haemoglobin
(D)
Globin
Question-10
Unicellular animal which respires by diffusion is
(A)
Algae
(B)
Fungi
(C)
Amoeba
(D)
Flies
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Std 7
Tamil Nadu (English Medium)
Practice in Related Chapters
Animals in Daily Life
Nutrition in Plants and Animals
Human Body Form and Function
Plant Morphology
Basis of Classification
Respiration in Plants and Animals
Eco System
Water- A precious resources
Electricity
Matter and its Nature
Motion
Combustion and Flame
Heat and Light
Measurement
Matter in our Surroundings
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