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Question-1
Which muscle contract when hand is stretched?
(A)
Flexor
(B)
Extensor
(C)
Both A and B
(D)
Smooth muscle
Question-2
Paramecium moves with the help of
(A)
Flagella
(B)
Cilia
(C)
Pseudopodia
(D)
Spinal shaped body
Question-3
Synovial fluid is present in
(A)
Spinal cavity
(B)
Cranial cavity
(C)
Freely movable joints
(D)
Fixed joints
Question-4
We move our hands while walking for
(A)
Faster movement
(B)
Balancing
(C)
Increasing circulation
(D)
Relieving tension
Question-5
What causes muscle fatigue?
(A)
Uric acid
(B)
HCl
(C)
Lactic acid
(D)
Carbonic acid
Question-6
Total number of bones in human skull is
(A)
26
(B)
29
(C)
30
(D)
107
Question-7
Name the proteins of muscles
(A)
Actin
(B)
Myosin
(C)
Troponin
(D)
All the above
Question-8
Plant movements stimulated by touch are called
(A)
Hydrotropism
(B)
Chemotropism
(C)
Haptotropism
(D)
Geotropism
Question-9
Number of cervical vertebrae in giraffe is
(A)
100
(B)
7
(C)
52
(D)
65
Question-10
Find the cartilaginous fish
(A)
Shark
(B)
Electric rays
(C)
Sting ray
(D)
All the above
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Std 9
Kerala (English Medium)
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