Free Locomotion And Movement (Daily Quiz: 7) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

Which of the following statement is correct?

(a) The reaction time of the fibres can vary in different muscles.

(b) A motor neuron along with the muscles fibres connected to it constitute a motor unit.

(c) Muscle fatigue is due to lactic acid formation due to anaerobic respiration.

(d) All the above

Question-2

Three of the following pairs of the human skeleton parts are correctly matched with their respective skeletal category and one pair is matched. Identify the non-matching pair

	Pairs of skeletal parts	Category
(a)	Malleus and stapes	Ear ossicles
(b)	Sternum and Ribs	Axial skeleton
(c)	Clavicle and Glenoid Cavity	Pelvic girdle
(d)	Humerus and ulna	Appendicular skeleton

(a) (c)

(b) (a)

(c) (b)

(d) (d)

Question-3

Assertion :
Ball and socket joints are the most mobile joints.
Reason :
Synovial fluid is present here.

(a) If Assertion is true but Reason is false.

(b) If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

(c) If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.

(d) If both Assertion and Reason are false.

Question-4

The special contractile protein actin is found in

(a) Thin filaments of I-bands

(b) Thick filaments of A-bands

(c) Both thick and thin bands

(d) Whole of myofibril

Question-5

ATPase enzyme needed for muscle contraction is located in

(a) myosin

(b) actinin

(c) troponin

(d) actin