Fact 1: Ameasuring cup is used for measuring the volume of substances. Fact 2: For dry ingredients, use a graduate measuring cup set. Given the two facts above, what are used for measuring volume of substances?

OPTIONS:
- sea squirts
- heat energy
- graduations
- all liquids
- arteries
- microscope
- rainfall
- streams.

Answer: graduations

Fact 1: Cartilage is a tough tissue that contains a protein called collagen. Fact 2: Sharks have a cartilage skeleton. Given the two facts above, sharks have as skeleton that contains?

OPTIONS:
- elastin
- Epidermis
- calcium
- fur and fat
- marrow
- strength
- all matter
- collagen

Answer: collagen

Fact 1: Aflashlight requires a source of electricity to produce light. Fact 2: Flashlights provide the safest emergency lighting source. Given the two facts above, what requires a source of electricity to produce light?

OPTIONS:
- Broken light bulb.
- The sun.
- basic building blocks of life
- an electron microscope
- The source magazine.
- algae and plants
- the simplest of green plants
- An emergency lighting source.

Answer: An emergency lighting source.

Fact 1: DNA is found in chromosomes. Fact 2: DNA DNA is deoxyribonucleic acid. Given the two facts above, where is deoxyribonucleic acid found?

OPTIONS:
- bioaerosols
- In a car
- In the air
- In the ground
- In chromosomes
- Veins and arteries.
- mouth of rivers
- an organism's body

Answer:
In chromosomes