LOCOMOTION AND MOVEMENT Set 7

1.

Sensation of fatigue in muscles after prolonged strenuous physical work is caused due to

Decrease in the supply of oxygen Minor wear and tear of muscle fibres The depletion of glucose The accumulation of lactic acid NULL NULL NULL

2.

In a …A… state, the edge of thin filaments on either side of thick filaments …B… overlap the free ends of ...C… filaments leaving the central part of thick filaments. This central part of thick filament, not overlapped by thin filaments is called …D… zone.
Choose the correct options to fill the gaps A, B, C and D, so as to complete the given NCERT statement

A-resting, B-partially, C-thick, D-H A-resting, B-partially, C-thick, D-A A-resting, B-partially, C-thick, D-I A-resting, B-partially, C-thick, D-M NULL NULL NULL

3.

Muscle pump is

Beating of heart Squeezing effect of muscles upon veins running through them Peristaltic wave that travel along the alimentary canal None of the above NULL NULL NULL

4.

There are seven cervical vertebrae in almost

All vertebrate All amphibian All reptile All mammals NULL NULL NULL

5.

Which of the following statements are true for ciliary movements?

They takes part in the propulsion of excretory products They present in trachea, vasa efferentia and oviducts They are seen in Paramecium and other ciliates All of the above NULL NULL NULL

6.

Synovial joints is humans are characterized by

Joining of two bones Presence of fluid filled synovial cavity Rare movement No movement at all NULL NULL NULL

7.

What is the approximate number of muscle present in human body?

21 96 1042 640 NULL NULL NULL

8.

How many pairs of ribs are present in human skeleton?

10 pair 12 pair 9 pair 7 pair NULL NULL NULL

9.

Identify

and

in the given diagram of humans skull. Choose the correct option
<img width=120 height=95 src="https://mytat.co/uploads/question/LOCOMOTIONANDMOVEMENT-1_filesimage043.jpg">

A-Hyoid bone, B-Maxilla, C-Frontal bone, D-Parietal bone A-Hyoid bone, B-Maxilla, C-Parietal bone, D-Frontal bone A-Maxilla, B-Hyoid bone, C-Parietal bone, D-Frontal bone A-Parietal bone, B-Frontal bone, C-Maxilla, D-Hyoid bone NULL NULL NULL

10.

Monomer of the myosin (thick) filament is

Troponin Tropomyosin Meromyosin F-actin NULL NULL NULL

LOCOMOTION AND MOVEMENT Set 7

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LOCOMOTION AND MOVEMENT Set 7

Answer & Solution

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