Fact 1: All animals are heterotrophs. Fact 2: Proteins are an essential nutrient for heterotrophs . Given the two facts above, _ are an essential nutrient for animals.?
OPTIONS:
- Energy
- Chemicals
- trees
- potatoes
- Acids
- allow growth
- store
- Proteins
Proteins
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Fact 1: Pneumonia may be caused by an infection or injury of the lungs. Fact 2: Streptococcal pneumonia is caused by the bacteria Streptococcus pneumoniae. Given the two facts above, what can make lungs more at risk for infection by streptococcus?
OPTIONS:
- Allergies
- bacteria
- Pollution
- injury
- fungi
- sweating
- the skin
- smoking
injury
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Fact 1: If a neutral atom loses an electron then an atom with a negative charge will be formed. Fact 2: Ions are neutral atoms. Given the two facts above, what can an ion have if it loses an electron?
OPTIONS:
- It becomes dormant
- negative charge
- kinetic energy
- energy barrier
- heat energy
- Electrical energy
- hydrogen and oxygen
- activation energy
negative charge
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Fact 1: Aplant requires water to grow. Fact 2: Bamboos are vigorous, rugged plants. Given the two facts above, what does bamboo require to grow?
OPTIONS:
- Sun
- protein
- fibers
- viruses
- Light
- bacteria
- ice cubes
- water
water
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