Question 1
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There are two different species of toads which are separated by a
hot and dry valley, and fossil evidence indicates that these two
species share a common ancestor. What would have caused these
two species to evolve?
Select one:
a. sympatric speciation
b. adaptive speciation
c. artificial speciation
d. allopatric speciation
e. temporal speciation
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The correct answer is: allopatric speciation
Question 2
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Which of the following is true for something other than
autoploidy?
Select one:
a. It is how a clone is produced
b. A diploid gamete fuses with a haploid gamete
c. The result is triploid
d. The offspring is sterile
e. It occurs in plants
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The correct answer is: It is how a clone is produced
Question 3
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What is fertilization in the mosses dependent upon?
Select one:
a. butterflies
b. mammals
,c. water
d. wind
e. bees
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The correct answer is: water
Question 4
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Which of the following statements is true of the sporophyte
generation, but not the gametophyte generation?
Select one:
a. It is dominant in mosses
b. It produces gametes
c. Egg and sperm are produced through meiosis
d. It is haploid
e. In angiosperms it is less dominant than the sporophyte
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The correct answer is: Egg and sperm are produced through
meiosis
Question 5
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When did fish first appear in the fossil record?
Select one:
a. Devonian
b. Mesozoic
c. Jurassic
d. Ordovician
e. Tertiary
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The correct answer is: Ordovician
Question 6
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Which of the following statements about differential gene
, expression is true?
Select one:
a. It would leave unchanged the size of a particular structure
b. It might maintain the function of an organ
c. It could identically color skin
d. It might change leg length between species
e. It might cause a species to grow as long as another
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The correct answer is: It might change leg length between species
Question 7
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What is produced after the haploid microspores undergo mitosis in
pine trees?
Select one:
a. embryo sacs
b. ovules
c. pollen grains
d. zygotes
e. eggs
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The correct answer is: pollen grains
Question 8
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What characteristic is shared by most different types of plants?
Select one:
a. embryo protection
b. seeds
c. vascular tissue
d. flowers
e. cones
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The correct answer is: embryo protection
Question 9
Correct
Correct
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Question text
There are two different species of toads which are separated by a
hot and dry valley, and fossil evidence indicates that these two
species share a common ancestor. What would have caused these
two species to evolve?
Select one:
a. sympatric speciation
b. adaptive speciation
c. artificial speciation
d. allopatric speciation
e. temporal speciation
Feedback
The correct answer is: allopatric speciation
Question 2
Correct
Mark 2.50 out of 2.50
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Question text
Which of the following is true for something other than
autoploidy?
Select one:
a. It is how a clone is produced
b. A diploid gamete fuses with a haploid gamete
c. The result is triploid
d. The offspring is sterile
e. It occurs in plants
Feedback
The correct answer is: It is how a clone is produced
Question 3
Correct
Mark 2.50 out of 2.50
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Question text
What is fertilization in the mosses dependent upon?
Select one:
a. butterflies
b. mammals
,c. water
d. wind
e. bees
Feedback
The correct answer is: water
Question 4
Incorrect
Mark 0.00 out of 2.50
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Question text
Which of the following statements is true of the sporophyte
generation, but not the gametophyte generation?
Select one:
a. It is dominant in mosses
b. It produces gametes
c. Egg and sperm are produced through meiosis
d. It is haploid
e. In angiosperms it is less dominant than the sporophyte
Feedback
The correct answer is: Egg and sperm are produced through
meiosis
Question 5
Correct
Mark 2.50 out of 2.50
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Question text
When did fish first appear in the fossil record?
Select one:
a. Devonian
b. Mesozoic
c. Jurassic
d. Ordovician
e. Tertiary
Feedback
The correct answer is: Ordovician
Question 6
Correct
Mark 2.50 out of 2.50
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Question text
Which of the following statements about differential gene
, expression is true?
Select one:
a. It would leave unchanged the size of a particular structure
b. It might maintain the function of an organ
c. It could identically color skin
d. It might change leg length between species
e. It might cause a species to grow as long as another
Feedback
The correct answer is: It might change leg length between species
Question 7
Correct
Mark 2.50 out of 2.50
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Question text
What is produced after the haploid microspores undergo mitosis in
pine trees?
Select one:
a. embryo sacs
b. ovules
c. pollen grains
d. zygotes
e. eggs
Feedback
The correct answer is: pollen grains
Question 8
Correct
Mark 2.50 out of 2.50
Flag question
Question text
What characteristic is shared by most different types of plants?
Select one:
a. embryo protection
b. seeds
c. vascular tissue
d. flowers
e. cones
Feedback
The correct answer is: embryo protection
Question 9
Correct
