Fact 1: Dilation occurs when cell walls relax. Fact 2: Blood vessels dilate, the flow of blood to the skin increases and the muscles relax. Given the two facts above, cell walls relax and increase the flow of what?
OPTIONS:
- heat
- sugar
- saliva
- blood
- oxygen
- Air
- semen
- water
blood
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Fact 1: Heating an egg causes a chemical reaction in the egg. Fact 2: Heat is very important in cooking. Given the two facts above, what does cooking an egg cause?
OPTIONS:
- depress neuronal excitability
- hatching of the egg
- melting of the egg
- Something that causes allergies
- freezing of the egg
- chemical reaction in the egg
- death and devastation
- DNA damage and mutations
chemical reaction in the egg
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Fact 1: Mollusks are invertebrates such as the common snail. Fact 2: Mollusks are soft-bodied invertebrates. Given the two facts above, what do mollusks have?
OPTIONS:
- aerobic capacity
- Energy
- gastropod shells
- Chemical energy
- a cuticle
- kinetic energy
- soft bodies
- alveoli
soft bodies
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Fact 1: Excretion is the process of removing wastes and excess water from the body. Fact 2: Once the water is removed, the waste becomes a semi- solid mass and is prepared for excretion. Given the two facts above, what and a semi-solid mass of waste are removed from the body?
OPTIONS:
- all matter
- Organic compounds
- excess water
- carbon dioxide
- excess corneas
- excess blood
- excess body parts
- Sulfur dioxide
excess water
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