Animal Reproduction
Media
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1. Suppose all members of a duck species were affected by a disease. As a result,
none of the ducks were able to reproduce. Over many years, the number of ducks in
this species would _____.
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A) increase slightly
B) decrease to zero
C) decrease slightly and then remain constant
D) remain constant and then begin to increase
2. What will an offspring that is the product of asexual reproduction receive?
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A) all of the traits of one parent
B) all of the traits of two parents
C) half of the traits of one parent
D) half of the traits of two parents
3. Most farm animals, such as chickens, pigs, and cows, reproduce asexually.
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A) true
B) false
4. What can new cells produced by mitosis help a deer to do?
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A) eat
B) grow
C) move
D) reproduce
5. A horse cell normally has 64 chromosomes. When horse reproductive cells undergo
meiosis, how many chromosomes do the resulting cells have?
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A) 16
B) 32
C) 64
D) 128
6. A new organism with a full set of chromosomes is first formed during _____.
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Animal Reproduction (Full Video)
A) birth
B) mitosis
C) meiosis
D) fertilization
7. A female hound has a litter of puppies. Each puppy looks and acts a little different.
Which of the following best explains these differences?
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A) Each puppy was born at a different time.
B) Each puppy has a different set of parents.
C) Each puppy has a different number of cells.
D) Each puppy gets a different mix of genes.
8. Suppose a female fish mates by releasing eggs into the water. The eggs drift in the
current until they are fertilized by sperm. Which of the following is most likely to be
correct?
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A) The female releases a few eggs, which are fertilized by one male.
B) The female releases a few eggs, which are fertilized by different males.
C) The female releases many eggs, which are fertilized by one male.
D) The female releases many eggs, which are fertilized by different males.
9. A fish lays a large mass of several thousand eggs on a riverbed. Which of the
following is most likely true of these eggs?
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A) They will stay with the mother until fully grown.
B) They will be fed by the mother for a few months.
C) Most of the eggs will not grow into mature adults.
D) Most of the eggs will be guarded and raised by the father.
10. Reproduction of prairie dogs is essential to the survival of _____.
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A) adult prairie dogs
B) young prairie dogs
C) the prairie dog species
D) the prairie dog s environment