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Science Questions - All Grades

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Grade 9 DNA, RNA, and Genetics
Which four nitrogenous bases are found in DNA?
  1. guanine, cytosine, adenine, thymine
  2. guanine, uracil, adenine, cytosine
  3. both a and b
  4. none of the above
Grade 6 Properties of Matter
Grade 3 Communities, Populations, and Ecosystems
An organism is any
  1. nonliving thing.
  2. individual living thing.
  3. animal that eats fruit and meat.
  4. none of the above
Grade 7 Scientific Method
What is a hypothesis?
  1. a fact
  2. an untrue statement
  3. an educated guess
  4. something that can not be proven
Grade 4 Food Chains and Webs
Grade 3 Biotic and Abiotic
What does biotic mean?
  1. living
  2. non-living
Grade 7 Forces and Motion
Grade 3 Communities, Populations, and Ecosystems
Grade 4 Food Chains and Webs
Grade 3 Adaptations and Behavior
Ducks fly south for the winter. This behavior is an example of
  1. mimicry.
  2. migration.
  3. hibernation.
  4. camouflage.
Grade 5 Food Chains and Webs
An example of a decomposer is
  1. bacteria.
  2. water.
  3. energy.
  4. niche.
Grade 8 Scientific Method
At the end of an experiment, what must you draw?
  1. a conclusion
  2. a bar graph
  3. a picture
  4. a chart
Grade 8 Forces and Motion
A force is a                     .
  1. constant speed
  2. push or pull
  3. linear quantity
  4. cannot be determined
Grade 5 Food Chains and Webs
Which list shows a possible order in which energy moves through an ecosystem?
  1. herbivore, carnivore, Sun, producer, decomposer
  2. Sun, producer, herbivore, carnivore, decomposer
  3. Sun, producer, predator, consumer, decomposer
  4. producer, Sun, carnivore, herbivore, decomposer
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