Q. With reference to the Placenta Mammals, consider the following statements:
1.They have a placenta that nourishes the fetus during gestation.
2.African elephant is a placental mammal.
3.Placental mammals are classified under the subclass Eutheria.
Which of the statements given above are correct?

[A] 1 and 2 only

[B] 2 and 3 only

[C] 1 and 3 only

[D] 1, 2 and 3

Answer: D
Notes:

Explanation –

Statements 1, 2 and 3 are correct. Placental mammals, or eutherians, possess a complex placenta that provides nutrients and oxygen to the developing fetus. The African elephant is a placental mammal and falls under the subclass Eutheria, which includes all mammals that give birth to live young that have been nourished prior to birth via a placenta.

Source: Forum IAS

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