NEET BIOLOGY

BIOLOGICAL CLASSIFICATION

KINGDOM ANIMALS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A mammal’s gestation period is the length of time
A
during which the mammal depends on its parents to bring it food
B
between fertilization and birth
C
between egg-laying and hatching
D
for which it drinks its mother’s milk
Explanation: 

Detailed explanation-1: -The period between fertilisation of ovum till the birth of a well-developed baby is called gestation period. It is about 9 months in humans. Parturition is the process of delivering the baby.

Detailed explanation-2: -Gestation is the period of time between conception and birth when a baby grows and develops inside the mother’s womb. Because it’s impossible to know exactly when conception occurs, gestational age is measured from the first day of the mother’s last menstrual cycle to the current date. It is measured in weeks.

Detailed explanation-3: -Gestation is the period of time between conception and birth. During this time, the baby grows and develops inside the mother’s womb. Gestational age is the common term used during pregnancy to describe how far along the pregnancy is.

Detailed explanation-4: -Generally, there are two main factors that contribute to the length of the gestation period: Animal size / mass – larger animals tend to have longer gestation periods (as they tend to produce larger offspring) The level of development at birth – more developed infants will typically require a longer gestation period.

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