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Eighth Grade (Grade 8) Development and Reproduction Questions

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Grade 8 Development and Reproduction
A type of reproduction that requires two parents is                     .
  1. budding
  2. sexual reproduction
  3. simple division
  4. asexual reproduction
Grade 8 Development and Reproduction
What enables the survival of a species?
  1. runners
  2. reproduction
  3. splitting
  4. nucleus
Grade 8 Development and Reproduction
Which process is the joining of sperm and egg cells into one unit?
  1. germination
  2. fertilization
  3. reproduction
  4. runners
Grade 8 Development and Reproduction
Which statement is true of asexual reproduction?
  1. It produces offspring genetically identical to each other and requires one parent.
  2. It produces offspring genetically identical to each other and requires two parents.
  3. It produces offspring genetically different from each other and requires one parent.
  4. It produces offspring genetically different from each other and requires two parents.
Grade 8 Development and Reproduction
What is true about the offspring from asexual reproduction?
  1. They are genetically distinct and different in their physical traits.
  2. They are always twins.
  3. They are genetically identical.
  4. They are very similar, but not identical.
Grade 8 Development and Reproduction
In what way are the processes of sexual and asexual reproduction alike?
  1. Both produce offspring.
  2. Both require two parents.
  3. Both produce genetically identical offspring.
  4. Both require fertilization.
Grade 8 Development and Reproduction
Read the following two statements about reproduction:

I. This type of reproduction gives organisms the ability to increase in number very quickly.

II. This type of reproduction increases genetic diversity.

Which type of reproduction is being referred to in these statements?
  1. Both statements refer to sexual reproduction.
  2. Both statements refer to asexual reproduction.
  3. Statement I refers to sexual reproduction, and statement II refers to asexual reproduction.
  4. Statement I refers to asexual reproduction, and statement II refers to sexual reproduction.
Grade 8 Development and Reproduction
What occurs during fertilization?
  1. A sperm cells unites with another sperm cell.
  2. An egg cell unites with an organism.
  3. A sperm cells unites with an egg cell.
  4. A fertilized egg joins with a sperm egg.
Grade 8 Development and Reproduction
What type of reproduction is the producing of new organisms from two parents?
  1. sexual reproduction
  2. budding
  3. asexual reproduction
  4. vegetative propagation
Grade 8 Development and Reproduction
Which statement is true of sexual and asexual reproduction?
  1. Both types of reproduction require two parents.
  2. Both types of reproduction result in offspring that are identical to one parent.
  3. Both types of reproduction enable genetic information to be passed from parent to offspring.
  4. All organisms can reproduce sexually or asexually, depending on environmental conditions.
Grade 8 Development and Reproduction
                is a form of asexual reproduction in which new individuals or outgrowths form.
  1. Budding
  2. Binary fission
  3. Flipping
  4. Meiosis
Grade 8 Development and Reproduction
How do bacteria reproduce?
  1. sexually
  2. binary fission
  3. splitting
  4. none of the above
Grade 8 Development and Reproduction
What is binary fission?
  1. bowel movement of a mammal
  2. joining of separate cells
  3. separation of a cell into two new cells
  4. none of the above
Grade 8 Development and Reproduction
Which statement correctly describes a difference between asexual and sexual reproduction?
  1. Asexual reproduction increases genetic diversity, but sexual reproduction does not.
  2. Asexual reproduction involves one parent, and sexual reproduction involves two parents.
  3. Asexual reproduction increases a species’ chances of surviving unfavorable conditions, but sexual reproduction does not.
  4. The offspring produced by asexual reproduction are not identical to each other, but those of sexual reproduction are identical to each other.
Grade 8 Development and Reproduction
What is a fertilized egg?
  1. sporophyte
  2. gamete
  3. gametophyte
  4. zygote
Grade 8 Development and Reproduction
How many parents are involved in asexual reproduction?
  1. one
  2. five
  3. two
  4. none
Grade 8 Development and Reproduction
Which reason best explains why reproduction is necessary?
  1. The survival of every species depends on the ability of organisms to reproduce.
  2. Reproduction increases the genetic variability of the species.
  3. Environmental conditions might change.
  4. Reproduction requires complex body structures.
Grade 8 Development and Reproduction
Which type of reproduction involves two parents and results in offspring that are not genetically identical to either parent?
  1. binary fission
  2. spore formation
  3. sexual reproduction
  4. vegetative reproduction
Grade 8 Development and Reproduction
What is a benefit of cross-pollination?
  1. is only performed by wind
  2. is only performed by insects
  3. reduces variation
  4. increases variation
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