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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 plants than animals
B
more animals than plants
C
more variety of organisms
D
more organisms
2) Natural selection acts of an organism's
A
parents
B
genes
C
phenotype
D
genotype
3) This produces genetics diversity
A
selective breeding
B
mutation
C
genetic drift
D
natural disaster
4) Which statement best describes natural selection?
A
only the strong survive
B
organisms with favorable traits survive and reproduce
C
better adapted organisms die faster
D
fish grow lungs to breathe on land
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
reduces variation and has a greater effect on small populations
B
reduces variation and has a greater effect on large populations
C
increases variation and has a larger effect on large populations
D
increases variation and has a greater effect small 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
heterozygous individuals are not affected
B
all organisms die
C
it only kills a small percentage of the population
D
it is only deadly at certain times of the year
9) Organisms that are geographically isolated...
A
may evolve into separate species
B
can still mate
C
will miss each other
D
always have different phenotypes
10) If two organisms have similar traits, which statement is probably true?
A
they have a common ancestor
B
they will dislike each other
C
they will look identical
D
they will tend to migrate toward each toerh
*select an answer for all questions
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