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