Gestation Periods

Why is reproduction a necessary part of the life cycle?

• If it did not reproduce, a species would become extinct

• Without reproduction, there would be too many of each species

• If it did not reproduce, there would not be any young animals to look after the older animals

• Without reproduction, animals would not continue to grow and develop

Which adult animal looks very different when it is young?

• Lion

• Frog

• Turtle

• Elephant

Gestation is another name for pregnancy. Which of these animals has the longest gestation period?

• Dog

• Rat

• Elephant

• Human

What occurs first in the gestation period?

• conception

• growth

• birth

• pregnancy

Which of the following species gives birth to live young?

• Robins

• Crocodiles

• Mosquitoes

• Mice

What is the gestation period of a human?

• 9 months

• 1 week

• 3 months

• 10 days

In the human life cycle, which stage comes after childhood and before adulthood?

• Toddler

• Maturity

• Infancy

• Adolescence