Science 9 - Biology Unit - Topic 3 Review Question Preview (ID: 43757)


Topic 3 Review. TEACHERS: click here for quick copy question ID numbers.

What is an advantage to external fertilization?
a) Male and female do not have to be there at the same time.
b) Less energy and time needed.
c) Animals may eat the eggs.
d) Eggs can dry out.

What is required for external fertilization?
a) A dry environment.
b) A quiet environment.
c) A liquid environment.
d) External fertilization does not occur.

What is internal fertilization?
a) When fertilization occurs outside of the body.
b) When fertilization occurs inside of the body.
c)
d)

What is external fertilization?
a) When fertilization occurs outside of the body.
b) When fertilization occurs inside of the body.
c)
d)

What is an embryo in a plant?
a) When the seed is planted into the ground.
b) When the pollen reaches the ovule.
c) When the fertilized egg becomes a tiny plant within the seed.
d) When the fertilized egg gets planted into the ground.

When has pollination occurred in a plant?
a) When pollen has been transferred to the petal.
b) When pollen has been transferred to the stigma.
c) When pollen has been transferred to the ovule.
d) When pollen has been transferred to the egg.

What is a gymnosperm?
a) Fruits.
b) Flowers.
c) Deciduous Trees.
d) Conifer Trees

What is bacterial conjugation?
a) Bacteria directly exchange DNA information from one cell to another via another species.
b) Bacteria directly exchange DNA information from one cell to another.
c) Bacteria in the same area.
d) Bacteria exchanging information in a small confined space.

What is a disadvantage for sexual reproduction?
a) There is more variation.
b) Species are susceptible to change.
c) A lot of time and energy is needed into finding a mate.
d) Fewer genetic mutations occur.

What is an advantage of asexual reproduction?
a) Can produce many offspring in a short amount of time.
b) There is more variation.
c) Promotes Natural Selection.
d) Takes a long time to happen.

What is sexual reproduction?
a) Only occurs with mammals.
b) When only one parent supplies the genetic information for the offspring.
c) Only occurs with birds.
d) When two parents supply genetic information for the offspring.

What are examples of asexual reproduction that bacteria use?
a) Budding
b) Binary Fission
c) Zoospores
d) Runners

What are examples of asexual reproduction?
a) A dolphin being born.
b) Frogs laying eggs in a pond.
c) A fern producing spores.
d) A bird laying an egg.

What is asexual reproduction?
a) When only one parent supplies the genetic information for the offspring.
b) When two parents supply genetic information for the offspring.
c) Only occurs with mammals.
d) Only occurs with birds.

What is an advantage to internal fertilization?
a) Less chance of fertilization occurring.
b) Larger time and energy investment.
c) Greater chance of fertilization occurring.
d) Both male and female must be present during fertilization.

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