Question

When a fertilised egg formed in the oviduct of a human female divides

repeatedly to form an embryo, it gets implanted in the thick and soft lining

of the uterus. After this a disc-like special tissue ‘ T’ develops between the

uterus wall and embryo through which all the requirements of the

developing embryo (foetus) are met from the mother’s body. The embryo is

connected to the tissue ‘ T’ through a string- like structure-umbilical cord.

(i) The other name of the fertilised egg isa) ovule b) oviduct c) zygote d) none of the above.

ii) Substances which passes from mother’s blood to embryo through

tissue ‘ T’ are

a) Pepsin and trypsin b) Glucose and oxygen

c) Enzymes and glucose d) Trypsin and lipase

iii) Name the tissue ‘ T’

a) regenerative cells b) villi c) ovaries d) placenta

iv) Site of fertilisation in the female human reproductive system.

a) fallopian tube b) uterus c) cervix d) ovary.(v)The substance which passes from embryo to mother’s blood.

a) glucose b) fatty acid c) waste d) none of the above​

Answer 1

Answer:

pls any one answer the questions ... I too have same doubt ....