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Variation is:

• a disease.

• the scientific name for fertilisation.

• differences in characteristics.

• similarities in characteristics.

An example of an inherited characteristic is:

• eye colour.

• a tattoo.

• a scar.

• a broken leg.

Variation is:

• a disease.

• the scientific name for fertilisation.

• differences in characteristics.

• similarities in characteristics.

An example of an inherited characteristic is:

• eye colour.

• a tattoo.

• a scar.

• a broken leg.

A species is:

• a group of organisms that reproduce in water.

• a group of organisms that can produce offspring that can also reproduce.

• a group of organisms that cannot reproduce.

• someone who wears glasses.

What is the area where a polar bear lives called?

• the igloo

• the desert environment

• the Arctic habitat

• the winter habitat

The drawing shows two tigers. If you saw these two tigers in the wild, one difference would be:

• they have different patterns of stripes

• one is bigger than the other

• one has a tail and the other does not

• they have different numbers of legs.

The variation in the lengths of some fish is:

• discontinuous

• continuous

• both discontinuous and discontinuous

• neither discontinuous nor continuous.

Organisms living in hot, dry areas are more likely to survive if they:

• wash regularly

• do not waste water

• have thick hair

• do not have sharp claws.

Which of these features can not be inherited?

• eye colour

• hair colour

• a scar

• curly hair