Fact 1: Microorganisms can cause infections. Fact 2: For example, an infection of a limb is usually treated with antibiotics. Given the two facts above, antibiotics can be used to treat what?
OPTIONS:
- myopia
- most organisms
- balding
- basic building blocks of life
- age spots
- harmful substances
- Illness from microrganisms
- single-celled organisms
Illness from microrganisms
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Fact 1: Cutting down trees has a negative impact on an ecosystem. Fact 2: Plants include trees. Given the two facts above, doing what to plants has a negative impact on the ecosystem?
OPTIONS:
- planting them
- deforestation
- cutting them down
- Pesticides
- watering them
- massive damage
- sitting under them
- Abnormal cell growth
cutting them down
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Fact 1: Most modern gymnosperms are trees with woody trunks. Fact 2: Gymnosperms are the plants that are known as evergreens. Given the two facts above, what have woody trunks?
OPTIONS:
- cacti
- evergreens
- plants
- shrub beds
- trees
- fish
- ducks
- elephants
evergreens
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Fact 1: If a thermal conductor is exposed to a source of heat then that conductor may become hot. Fact 2: Copper is a great thermal conductor. Given the two facts above, if what is exposed to a source of heat then that conductor may become hot?
OPTIONS:
- Energy.
- heat sources
- energy
- coal
- an object
- copper
- plastic
- thermometers
copper
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