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Microevolution
Test Description: The genetics behind evolution
Instructions: Answer all questions to get your test result.
1) High biodiversity mean...
A
more animals than plants
B
more plants than animals
C
more organisms
D
more variety of organisms
2) Natural selection acts of an organism's
A
genes
B
parents
C
genotype
D
phenotype
3) This produces genetics diversity
A
natural disaster
B
mutation
C
selective breeding
D
genetic drift
4) Which statement best describes natural selection?
A
organisms with favorable traits survive and reproduce
B
only the strong survive
C
fish grow lungs to breathe on land
D
better adapted organisms die faster
5) In a catastrophe, which situation would lead to greater survival of organisms?
A
high biodiversity
B
medium biodiversity
C
low biodiversity
D
biodiversity would not affect survival
6) Genetic drift...
A
reduces variation and has a greater effect on small populations
B
increases variation and has a greater effect small populations
C
increases variation and has a larger effect on large populations
D
reduces variation and has a greater effect on large populations
7) What is speciation?
A
the creation on new species
B
species becoming extinct
C
species morphing into other species
D
species fighting each other
8) If a recessive allele is lethal, how can it survive to be passed on to the next generation?
A
all organisms die
B
it only kills a small percentage of the population
C
it is only deadly at certain times of the year
D
heterozygous individuals are not affected
9) Organisms that are geographically isolated...
A
will miss each other
B
always have different phenotypes
C
may evolve into separate species
D
can still mate
10) If two organisms have similar traits, which statement is probably true?
A
they will dislike each other
B
they will look identical
C
they have a common ancestor
D
they will tend to migrate toward each toerh
*select an answer for all questions
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