Ncert Exercises & Solutions

Question 10:
Fill in the blank spaces:

(a)All mammals (except a few) have __________ cervical vertebra.

(b)The number of phalanges in each limb of human is __________

(d) In a muscle fibre Ca++ is stored in __________

(e) __________ and __________ pairs of ribs are called floating ribs.

(f) The human cranium is made of __________ bones.

(a) All mammals (except a few) have Seven cervical vertebra.

(b) The number of phalanges in each limb of a human is 14.

(d) In a muscle fibre, Ca++ is stored in the sarcoplasmic reticulum.

(e) 11th and 12th pairs of ribs are called floating ribs.

(f) The human cranium is made up of eight bones.