Question

Fertilization occurs in human, rabbit and other placental mammals in

• A. Ovary
• B. Uterus
• C. Fallopian tube
• D. Vagina

Answer 1

The correct option is C

Fallopian tube

The correct option is C.

Explanation of the correct option:

1. Fertilization is the process of male and female gametes fusing to form zygotes.
2. Fallopian tubes, also known as oviducts, are a part of the female reproductive system that connects each ovary to the uterus on either side. The fertilization takes place in the fallopian tubes.

Explanation of the incorrect options:

Option A:

1. The female reproductive system consists of a pair of ovaries located on either side of the uterus in the pelvic cavity.
2. The female sex hormones estrogen, progesterone, and relaxin are secreted by the ovaries.

Option B:

1. The uterus is a pear-shaped organ located above the urinary bladder and rectum in the pelvic cavity.
2. The uterus is where the zygote is implanted and the embryo develops.

Option D:

1. The vaginal canal runs between the bladder and the rectum. It extends from the lower end of the uterus to the outside.
2. During copulation, it receives the sperm ejected from the male penis. It also permits the baby to pass through during delivery.

Final answer: Fertilization occurs in humans, rabbits, and other placental mammals in the fallopian tube.