Many plants and animals are _______ to help them survive and breed.
adapted
1 of 15
What sort of things do animals compete for?
Mates, food, space, nests.
2 of 15
What is meant by 'survival of the fittest'?
The individuals best adapted to their environment survive to carry on the species.
3 of 15
Why do fish lay millions of eggs and flowers make thousands of seeds?
Very few will survive in each generation.
4 of 15
Who put forward the 'theory of natural selection'?
Charles Darwin and Alfred Russel Wallace.
5 of 15
Give one example of natural selection.
Bacteria resistant to antibiotics.
6 of 15
Which type of peppered moth was able to survive in areas where the bark of trees is covered in lichen?
The pale, speckled form.
7 of 15
Why are dark forms of the peppered moth not common in these areas?
They show up against the light background and are eaten by birds.
8 of 15
The remains of a dead organism preserved in rocks of the Earth's crust.
A fossil.
9 of 15
How can fossils give us evidence for evolution?
Fossils in different rock layers tell us what sort of life existed in that time.
10 of 15
Archaeopteryx lived 150 million years ago. Fossil remains show that it had feathers, scales and teeth. It might have been a common ancestor of which 2 groups?
Reptiles or birds.
11 of 15
These reptiles dominated the Earth 200 to 65 million years ago.
Dinosaurs.
12 of 15
What do we call it when a species of animal or plant dies out?
Extinction.
13 of 15
Give 2 examples of extinct animals.
The dodo, the giant otter.
14 of 15
What do we call protecting wildlife by preserving the environment?
Conservation.
15 of 15
Other cards in this set
Card 2
Front
What sort of things do animals compete for?
Back
Mates, food, space, nests.
Card 3
Front
What is meant by 'survival of the fittest'?
Back
Card 4
Front
Why do fish lay millions of eggs and flowers make thousands of seeds?
Back
Card 5
Front
Who put forward the 'theory of natural selection'?
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