giving 50 points
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1. A scientist wants to confirm that a specimen is a living thing. Which would be the best evidence to support her conclusion that it is a living thing?
A.
Use a microscope to see if the specimen is made up of cells.
B.
Observe the specimen to see if it emits energy.
C.
Expose the specimen to sunlight to see if it warms up.
D.
Add water to the specimen to see if it breaks apart.
2. A student places mealworms in a shoebox. The student covers half of the box with black paper that blocks out light. After 30 minutes, the student observes that all of the mealworms have moved to the side of the box under the black paper. Which characteristic of living things did the student observe?
A.
Living things have common chemical properties.
B.
Living things respond to the environment.
C.
Living things obtain and use energy.
D.
Living things grow and develop.
