Questions and Answers
Natural selection
Which of those statements are true and which are false?
1.
Species can evolve in a single generation.
False
2.
Organisms with favorable traits are more likely to survive and reproduce.
True
3.
Organisms of the same species can vary in internal or external traits.
True
4.
Complete the sentence.
A populationrefers to all the members of one specific species living together in a particular habitat.
5.
Which skin color will be the most favorable trait for frogs living on a muddy riverbank?
brown
6.
Changes that appear in genetic material are:
mutations
7.
A process in which humans choose what traits they want other organisms to have is called:
artificial selection
8.
On which archipelago did Charles Darwin study organisms?
Galápagos
9.
What scientific idea is Charles Darwin most famous for?
evolution by natural selection
Match the steps of natural selection (V.I.S.T.A.) with their descriptions.
10.
Variation
Differences between individuals of the same species, often due to genetic mutations.
11.
Inheritance
The process by which genetic information (DNA) is passed from parent to child.
12.
Selection
Organisms with helpful traits are more likely to survive and reproduce in an environment with limited resources.
13.
Time
Traits become more common in a population over many generations, causing the population to evolve.
14.
Adaptation
The result of natural selection where a population becomes better suited to its environment.
15.
A segment of DNA that codes for a specific trait is called a:
gene
16.
To call similar organisms a species, they must be able to:
interbreed and produce fertile offspring
Which of those statements are true and which are false?
17.
Every species tends to produce more offspring than can reach maturity.
True
18.
Viruses are living organisms.
False
19.
Only plants can be subject to artificial selection.
False
20.
When organisms reproduce, they pass to their offspring:
their DNA