WorksheetsNATURAL SELECTION & EVOLUTION Natural Selection #14
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
When lions prey on a herd of antelopes, some antelopes are killed and some escape. Which part of Darwin’s concept of natural selection might be used to describe this situation?
a)
reproductive isolation
b)
descent with modification
c)
acquired characteristics
d)
survival of the fittest
2.
In a particular population, sexual reproduction can produce
a)
many different phenotypes.
b)
meiosis.
c)
mutations.
3.
A population of peppered moths with a dark grey variation and a light grey variation lives in light colored birch forest. It is hunted by sight. Which statement is most likely true?
a)
there are equal number of light and dark grey peppered moths in the population
b)
more light grey moths survive than dark grey moths
c)
more dark grey moths survive than light grey moths
d)
all peppered moths will be eaten before they can reproduce
4.
According to Darwin’s theory of natural selection, the individuals that tend to survive are those that have
a)
characteristics their parents acquired by use and disuse.
b)
the greatest number of offspring.
c)
characteristics that plant and animal breeders value.
d)
variations best suited to the environment.
5.
If a rabbit species lives in an extremely cold environment with their main predator hunting at night and by sound, which mutation would be most favorable to the rabbit?
a)
camouflage fur
b)
a dense undercoat of fur underneath
c)
bigger ears
d)
being more visibly active at night
6.
Which statement is true about evolution?
a)
Individual organisms can evolve during a single lifespan.
b)
Darwin and Wallace both came up with the idea that species can transform into different species over time
c)
Humans evolved from chimpanzees
d)
Only the strongest survive
7.
Natural selection and evolution work on what level of life organization?
a)
individuals
b)
biomes
c)
populations
d)
ecosystems
8.
Organisms with traits that are favorable to their survival and reproduction are ________ likely to pass on their genes to the next generation, and thus ________ common in the population
a)
more, less
b)
more, more
c)
less, less
d)
less, more
9.
For natural selection to impact evolution, which condition is not required?
a)
selection pressures
b)
inheritance of traits
c)
genetic variation within a population
d)
each population occupies its own niche
10.
Comparing two individuals of a species, evolutionary “fitness” would be best measured by which of the following?
a)
the length and width of the individuals
b)
the number of offspring
c)
the mass of the food eaten in its life
d)
the mass of the individuals
100 %
