Science Concepts Quiz

Which model represents formic acid based on the number of oxygen atoms?

• Neither model

• Model 1

• Both models

• Model 2

Why do dark-colored fish have a better chance of survival in a pond with a dark bottom?

• They are more camouflaged.

• They are larger in size.

• They are faster swimmers.

• They have better eyesight.

What material should the inner lining of a bottle be made of to ensure break resistance?

• Steel

• Plastic

• Glass

• Ceramic

In the trials, what happens to the gravitational force when the mass of the objects increases?

• It decreases.

• It increases.

• It stays the same.

• It fluctuates.

What percentage of California's freshwater supply is used to grow almonds?

• 4%

• 8%

• 2%

• 6%

What is the main reason for the rapid growth of the paramecium population at Point A?

• Limited resources

• Abundant resources

• Increased competition

• Predator presence

Which earthquake characteristic is most likely to cause a tsunami?

• Magnitude below 5

• Located on land

• Depth over 100 km

• Magnitude over 7

What evidence shows the presence of a magnetic field?

• A magnet sticking to another magnet

• A magnet attracting iron filings through contact

• A magnet making a metal ball roll without contact

• A magnet touching a paper clip

What process explains the movement of continents over millions of years?

• Volcanic eruptions

• Seafloor spreading

• Tidal forces

• Earthquakes

How can mutations in DNA affect the proteins that are made?

• They can change the amino acid sequence.

• They always improve protein function.

• They have no effect.

• They only affect non-coding regions.