Sexual Reproduction
Description: pregnancy and embryonic development | |
Number of Questions: 17 | |
Created by: Prajapati Rathore | |
Tags: zoology Sexual Reproduction Reproduction in Organisms |
Which of the following hormones is secreted by placenta?
Which of the following hormones is produced only during pregnancy?
In human beings the embryo’s heart is formed ___________.
The baby's first stool is known as _________.
How many days after fertilization, the blastocyst attaches to the wall of the uterus?
At what point of time the embryonic stage is over and the fetal stage begins?
Which of the following antibodies is most abundantly present in human milk?
Which of the following syndromes is a type of monosomy?
Which of the following causes is the most common natural cause of abortion of an embryo?
The germ layers, i.e., ectoderm, mesoderm, and endoderm, in organogenesis differ by which of the following processes?
Placenta connects to the fetus by an umbilical cord, which contains _________.
Avascular type of allantois is seen in which of the following animals?
The eyes begin to develop at the end of ______.
Which of the following twins are formed when two sperms fertilize one ovum, forming a triploid and then splitting?
The amnion is not found in the placenta of which of the following animals?
Which of the following factors is/are responsible for increase in the likelihood of dizygotic twin pregnancies in woman? (i) She is of West African descent (especially Yoruba). (ii) She is between the age of 30 and 40 years. (iii) She is greater than average height and weight. (iv) She has had several previous pregnancies.
Fertilization of a human egg and sperm usually occurs in which of the following parts of female reproductive tract?