Question

18. Read the following and answer any four questions from 18 to 18 ).
Fertilisation is the process of fusion of male and female gametes. Zygote is formed after the process of
fertilisation. Thereafter, embryonic development begins. The embryo gets nutrition from the mother's
blood with the help of a special tissue; it is a disc which is embedded in the uterine wall. The waste
materials produced by the embryo are also cleared away through this tissue.
1) The
process that takes place in fallopian tube is called
(a) Fertilisation (6) Reproduction (c) Ovulation
(d) Fission
(a) Disc-like special tissue linking embryo to the uterine wall of mother is called:
(a) Ovary
(6) Oviduct
(c) Placenta
(d) Sperm
(mm) A pair of duct arising from testis, which carry sperms are
(a) fallopian tube (b) vas deferens
(c) oviduct
(d) urethra
(6) The process of first menstruation after attaining puberty is called
(a) Menarche (b) Menopause
(c) Ovulation (d) None of these
) The attachment of the embryo to the uterus is called:
(a) Implantation (b) Fertilisation
(c) Reproduction (d) None of these
19​

Answer 1

Answer:

1. fertilization. 2.Ovary. 3.fallipian tube. 4.menopause. 5.implantation.

Answer 2

Answer:

ans 1 fission

ans 2 placenta

ans 3 vas deferens

ans 4 menarche

ans 5 implantation