Junior Cycle Evolution and Natural Selection

Who was this famous Naturalist who developed the idea of evolution by Natural Selection?

(a)  

A species is a group of similar organisms that can reproduce to produce?

• Infertile organisms (can't have organisms)

• Fertile organisms (they too can have offspring)

Natural selection refers to members of a species that?

• Are less likely to survive there environment

• Can never reproduce

• Are less likely to survive and reproduce

• Are best suited to there environment and most likely to survive and reproduce

A trait can be either? Tick the boxes if more than one correct answer

• Dominant

• Blended

• Mixed

• Recessive

What is the gradual change of inherited characteristics over time?

(a)  

A human cell that is not sex cell and therefore contains how many chromosomes?

• 52

• 23

• 46

• 64

If a moth which was light coloured lived in a polluted built up area, the population of that moth would behave in what way because of natural selection?

• Decrease

• Increase

• Stay the same

Humans can selectively breed animals to change there characteristics over time, which animals below are examples of this practice?

• Dogs

• Elephants

• Horses

• Whales

What word would be used to describe the change in a gene or a chromosome?

(a)  

In 1996 Dolly the sheep became the first cloned animal by humans, this meant the sheep was identical to the cells she was cloned from, which group of organism can humans easily clone?

• Humans

• Plants

• Fish

• Birds