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Eighth Grade (Grade 8) Science Questions

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Grade 8 Biomes
In a deciduous forest,
  1. ferns and wild flowers are abundant.
  2. there is ample food for deer and smaller animals.
  3. many birds migrate southward when winter comes.
  4. all of the above
Grade 8 DNA, RNA, and Genetics
What type of organism did Gregor Mendel experiment on?
  1. pea plants
  2. radish plants
  3. fruit flies
  4. planaria
Grade 8 Circulatory and Immune Systems
                  destroy any foreign cells such as cancer cells.
  1. White blood cells
  2. Red blood cells
  3. Bone cells
  4. Lymph cells
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 Environmental Science
How does nonpoint source pollution reach bodies of water?
  1. by run-off
  2. by water treatment
  3. by evaporation
  4. by condensation
Grade 8 Oceanography and Hydrology
Grade 8 Lab Practices and Tools
Where is the International System of Units used?
  1. only in the United States
  2. only in France
  3. in most of Europe
  4. all over the world
Grade 8 Simple Machines
Grade 8 Molecules and Compounds
Grade 8 Scientific Method
Which action makes it more likely that experimental results are valid?
  1. adding bias
  2. communicating uncertain results
  3. picking two hypotheses
  4. conducting multiple trials
Grade 8 Food Chains and Webs
A meat eater that eats secondary consumers is a
  1. primary consumer.
  2. secondary consumer.
  3. tertiary consumer.
  4. quaternary consumer.
Grade 8 Cell Structure and Function
Which statement is not part of the cell theory?
  1. All living things are made up of one or more cells.
  2. Cells are the basic building blocks of all living things and make up their structure and function.
  3. News cell are made from existing cells.
  4. Cells are the smallest form of life.
Grade 8 Rocks
Which cycle is primarily represented by the diagram?
Subduction Zone
  1. life cycle
  2. rock cycle
  3. water cycle
  4. carbon cycle
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