PHS: Exploring Science 7Da Variation Review

What do we call the differences between individuals of the same species?

What do we call the type of variation that is passed on from parents to offspring through genes?

• inherited

• continuous

• environmental

• dis-continuous

What do we call the type of variation that is the result of differences in the surroundings, or what an individual does?

• inherited

• continuous

• environmental

• dis-continuous

In humans, which of the following is caused by inherited variation?

• eye colour

• accent

• religion

• weight

In humans, which of the following is totally caused by environmental variation?

• eye colour

• accent

• height

• weight

In humans, which of the following is caused by a mixture of inherited and environmental variation?

• eye colour

• accent

• natural hair colour

• weight

What do we call a type of variation which can be measured and given a value from a range of values?

• inherited

• continuous

• discontinuous

• environmental

What do we call a type of variation which cannot be measured and is either one thing or another, but not anything in-between?

• inherited

• continuous

• discontinuous

• environmental

Which of these show continuous variation? (choose all that apply)

• height

• weight

• eye colour

• blood type

Shoe size is an example of which type of variation?

• continuous

• discontinuous