Free Locomotion And Movement (Daily Quiz: 8) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Free Locomotion And Movement (Daily Quiz: 8) Time:

Question-1

Elbow joint is an example of

(a)

(b)

(c)

(d)

Explanation:

Answer: (b)

Elbow joint is an example of hinge joint. The elbow is a hinge joint; it can open and close like a door. Hinge joint allows angular movement in one plane only, increasing or decreasing the angle between the bones e.g. elbow joint, knee joint etc.


Question-2

In human body, which one of the following is anatomically correct?

(a)

(b)

(c)

(d)

Explanation:

Answer: (d)

Collar bones (Clavicle) – 2 pairs

Salivary glands – 3 pairs

Cranial nerves – 12 pairs


Question-3

Which of the following is the contractile protein of a muscle?

(a)

(b)

(c)

(d)

Explanation:

Answer: (b)

Actin and tropomyosin are part of thin filaments of skeletal muscle. Tubulin is presents in microtubules. Myosin is muscle protein.


Question-4

What is the name of joint between ribs and sternum?

(a)

(b)

(c)

(d)

Explanation:

Answer: (b)

Cartilaginous joint is present between ribs and sternum. It allows only limited movement. An angular joint allows movement in two directions - side to side and back and forth. Wrist and metacarpophalangeal joints are of this type. Gliding joint permits sliding movements of two bones over each other, e.g. joints between sternum and clavicles. Fibrous joints do not allow movement and are present between the bones of cranium.


Question-5

In mammals, the number of cervical vertebra is

(a)

(b)

(c)

(d)

Explanation:

Answer: (c)

In mammals, cervical vertebrae are seven in number.


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