Zonary placenta occurs in Herbivorous mammals, Amnion is a membrane which develops on the outside of embryo in Lizard

Home >> Online-Test >> Biology >> Embryonic Development

Free Online Mock Biology Multiple Choice Test on Embryonic Development

Sub Category : Embryonic Development	Test : 5	Time Left :
1.For ensuring effectiveness of reproduction the mammals possess
(1) Placenta (2) Yolk sac (3) Reduced number of egg (4) All of these (5) Both (a) and (c)
1 2 3 4
2.Amnion is a membrane which develops on the outside of embryo in
(1) Fish (2) Lizard (3) Toad (4) Cockroach
1 2 3 4
3.Zonary placenta occurs in
(1) Herbivorous mammals (2) Carnivores (3) Both (a) and (b) (4) Birds only
1 2 3 4
4.Umblical cord contains?
(1) Allantoic artery and vein (2) Umblicus (3) Placenta (4) None
1 2 3 4
5.Gestation period of elephant, Rat and Rabbbit respectively are?
(1) 22 months, 3 weeks, 28-32 days (2) 15 months, 5 weeks, 48-50 days (3) 22 months, 5 weeks, 28-32 days (4) 22 weeks 15 months o5 days

1 2 3 4
	2 3 4 5

Free Online Mock Biology Multiple Choice Test on Embryonic Development