Question

Name the part of screw gauge which prevent it from underdue tightening

Answer 1

(a) The  surgical method for birth control (or preventing pregnancy) which is carried out (i) in men is known as vasectomy and (ii) in women is known as tubectomy.
(b) The part of the seed which (i) contains stored food is called cotyledon, (ii) grows into roots is called radicle and (iii) grows into shoot is called plumule.