Species and breeding

1

Boys and girls belong to the same:

2

What is one of the processes involved in selective breeding?

3

Which of these is a common example of selective breeding?

4

How have humans developed so many varieties of dog?

5

Which is an example of selective breeding in plants?

6

What can all organisms of the same species do?

7

What is special about a liger?

8

What does infertile mean?

9

Where is most variation found?

10

Which organisms all belong to the same species?