AC Science Exercise 1

It refers to a bird that lays egg.

• Male bird

• Female bird

• None of the choices

This is the beginning of a bird's life cycle.

• baby

• egg

• chicks

An animal that bears a baby.

• Reptile

• Bird

• Mammal

• Fish

A fertilized egg of a mammal when egg cell and sperm cell unite is called _____.

• baby

• zygote

• embryo

• adolescence

It is a baby bird that has hatched from an egg.

• Juvenile

• Fledgling

• Nestling

• Hatchling

It is a baby bird that is growing in a nest.

• Juvenile

• Fledgling

• Nestling

• Hatchling

When the bird is going to take its FIRST FLIGHT.

• Juvenile

• Fledgling

• Nestling

• Hatchling

When the bird is going to take its FIRST FLIGHT.

• Juvenile

• Fledgling

• Nestling

• Hatchling

It refers to a bird that has fully developed the wings and muscles.

• Hatchling

• Fledgeling

• Egg

• Adult Bird

Baby horses are also called as ______.

• Cab

• Kittens

• Chicks

• Foals