Evolution Quiz - Part 2 Question Preview (ID: 24928)


Evolution Part 2. TEACHERS: click here for quick copy question ID numbers.

A month is the amount of time required for half of a sample of parent isotopes to decay, forming stable elements.
a) True
b) False
c)
d)

Homologous structures indicate a shared ancestry, while vestigial structures do not.
a) True
b) False
c)
d)

True or False? The endosymbiont theory is an explanation of the origin and evolution of eukaryotes.
a) True
b) False
c)
d)

In natural selection, what does the selecting?
a) fitness advantages
b) phenotype of the individual
c) genetic makeup of the individual
d) environmental changes

What condition absolutely must be present in a population before evolution can act upon it?
a) more females than males
b) a source of new alleles
c) genetic variation
d) a harsh environment

Which of the following is the result of artificial selection?
a) the rain-forest plants and animals
b) the fish that live in the ocean
c) the recognized breeds of dogs
d) the weeds in a garden

Superficially similar features molded by natural selection in very different species are classified as what kind of structures?
a) vestigial
b) homologous
c) analogous
d) comparative

Which of these is evidence for the endosymbiotic theory?
a) Mitochondria and chloroplasts cannot live on their own outside a cell.
b) Mitochondria and chloroplasts contain their own circular DNA.
c) Mitochondria and chloroplasts are surrounded by a membrane.
d) Mitochondria and chloroplasts both transform energy from one form to another.

Biochemical traits helped Darwin come up with the theory of evolution.
a) True
b) False
c)
d)

A mutation is a random change in genetic material.
a) True
b) False
c)
d)

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