Life Cycles

The life cycle of a mammal involves three main stage

(a)  

The three stages of a mammal's life cycles are

• gestation, independent adult, young

• idependent adult, young, gestation

• gestation, young, independent adult

An amphibian has ..... main stages

• 2

• 3

• 5

• 6

The tadpole grows _______ and its tail ______

• back legs,

  grows longer

• front legs,

  shortens

A tadpole hatches after ....... days

• 21

• 23

• 25

It takes ...... to ..... years to become an adult fro. g

• 2 to 4

• 1 to 3

• 2 to 3

Female reptiles lay ...... eggs

• Fertilised eggs

• unfertilised eggs

Most insects undergo a complete (a)  

A pupa is formed when a larva (a)   .

A chick uses an (a)   to hatch out of the egg.