Question

Internal fertilization in animals is mainly concerned
A. With the presence of a copulatory organ.
B. To ensure fertilization
C. With an adaptation to terrestrial life.
D. With conservation of semen.

Answer 1

Hint: In sort of different animals, the sort of male releases sperm ler animals, the without a doubt male releases sperm immediately into the woman’s frame wherein fertilization takes place in a certain huge manner. This essentially is inner fertilization, demonstrating how in essentially different animals, the usually male releases sperm leer animals, the male releases sperm immediately into the woman's body in which fertilization takes region, or so they ordinarily conceive.

Complete answer:
Sexually reproducing animals essentially generate two sorts of gametes: large non-motile quiet female gamete and smaller, motile very male gamete in a simply huge manner. In aquatic animals, the type of male gamete can swim in the water to particularly attain the very girl gamete in a genuinely massive manner. Those animals massively display outside fertilization. Terrestrial animals like birds and mammals subtly show inner fertilization. In those animals, the very male gamete often is directly deposited inside the genital tract of the normal girl animal, so sexually reproducing animals generate two varieties of gametes: generally large non-motile honestly girl gamete and smaller, motile without a doubt male gamete, or so they mainly concept. The type of female gamete is retained in the frame of really female sincerely animal and the fertilization is internal, displaying how sexually reproducing animals generate two types of gametes: a form of larger non-motile very woman gamete and smaller, motile for all intents and functions male gamete in a foremost way.


Hence, the correct answer is option C. Internal fertilization in the animal is mainly concerned with an adaption to the terrestrial life.

Note: internal fertilization surely is the union of an egg cell with a sperm throughout sexual reproduction inside the in particular woman body, which sort of is quite big. In most birds, the usually cloacal kiss is used, the 2 animals pressing their cloacas together even as shifting sperm, very opposite to the famous notion.