Classification

Question 1

Boys and girls belong to the same:

Answer 1

Boys and girls belong to the same species (humans).

Question 2

Which of these features is an example of continuous variation?
Gender
Bloodgroup
Weight

Answer 2

Weight is an example of continuous variation.

Question 3

Which of these features is an example of discontinuous variation?
length of forearm
bloodgroup
hight

Answer 3

Blood group is an example of discontinuous variation.

Question 4

Which of these features shows inherited variation?
brown eyes
having a scar
pierced ears

Answer 4

Brown eyes are an example of inherited variation.

Question 5

Kathryn has bright blue hair. What kind of variation has caused this?

Answer 5

This is an example of environmental variation.

Question 6

How much of the genetic information needed for an individual does an egg cell contain?

Answer 6

An egg cell contains half of the genetic information needed for an individual.

Question 7

How much of the genetic information needed for an individual does a sperm cell contain?

Answer 7

A sperm cell contains half the genetic information needed for an individual.

Question 8

What is one of the processes involved in selective breeding?

Answer 8

One of the processes in selective breeding involves choosing individuals with desirable features.

Question 9

What does the kingdom ‘fungi’ include?

Answer 9

The kingdom ‘fungi’ includes mushrooms.

Question 10

What is one difference between conifers and mosses?

Answer 10

One difference between conifers and mosses is that conifers make seeds but mosses do not.