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CBSE - Class 11 Biology Locomotion and Movement Worksheet

Fill in the blank spaces:
(b) The number of phalanges in each limb of human is __________

Write the difference between :
(b) Red and White muscles

Describe the important steps in muscle contraction.

Fill in the blank spaces:
(f) The human cranium is made of __________ bones.

Name the type of joint between the following:-
(a) atlas/axis

Fill in the blank spaces:
(e) __________ and __________ pairs of ribs are called floating ribs.

Write true or false. If false change the statement so that it is true.
(e) Sternum is present on the ventral side of the body.

How do you distinguish between a skeletal muscle and a cardiac muscle?

Match Column I with Column II :

Column I Column II

(a) Smooth muscle (i) Myoglobin

(b) Tropomyosin (ii) Thin filament

(d) Skull (iv) Involuntary

10.

Write true or false. If false change the statement so that it is true.
(c) Human skeleton has 206 bones.

11.

What are the different types of movements exhibited by the cells of human body?

12.

Fill in the blank spaces:
(d) In a muscle fibre $Ca^{++}$ is stored in __________

13.

Write true or false. If false change the statement so that it is true.
(a) Actin is present in thin filament

14.

Name the type of joint between the following:-
(e) between cranial bones

15.

Write true or false. If false change the statement so that it is true.
(b) H-zone of striated muscle fibre represents both thick and thin filaments.

16.

Name the type of joint between the following:-
(c) between phalanges

17.

Draw the diagram of a sarcomere of skeletal muscle showing different regions.

18.

Name the type of joint between the following:-
(d) femur/acetabulum

19.

Define sliding filament theory of muscle contraction.

20.

Fill in the blank spaces:
(c) Thin filament of myofibril contains 2 ‘F’ actins and two other proteins namely __________ and __________.

Worksheet Answers

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