Biology and Earth Science Concepts

How many total atoms are present in a molecule of glucose (C6H12O6)?

• 3

• 12

• 24

• 6

Which of the following is NOT an indicator that a chemical reaction has occurred?

• Formation of a new substance

• Unexpected color change

• Change in state from liquid to solid (freezing)

• Production of bubbles or fizzing

If you know the mass and volume of an object, how can you calculate its density?

• Multiply mass by volume

• Divide mass by volume

• Divide volume by mass

• Add mass and volume

During which moon phases do spring tides occur?

• First Quarter and Third Quarter

• New Moon and First Quarter

• Full Moon and Third Quarter

• New Moon and Full Moon

What causes the Northern Hemisphere to experience summer?

• The Earth is closest to the Sun.

• The Northern Hemisphere is tilted towards the Sun.

• The Northern Hemisphere is tilted away from the Sun.

• The Earth's rotation speed increases.

What geological feature is typically formed when two continental plates collide?

• Rift valleys

• Mid-ocean ridges

• Mountains

• Trenches

What is the difference between biotic and abiotic components in an ecosystem?

• Biotic components are non-living, while abiotic components are living.

• Biotic components are living, while abiotic components are non-living.

• Biotic components are producers, while abiotic components are consumers.

• Biotic components are found in water, while abiotic components are found on land.

How does asexual reproduction differ from sexual reproduction?

• Asexual reproduction involves two parents, while sexual reproduction involves one parent.

• Asexual reproduction produces diverse offspring, while sexual reproduction produces identical offspring.

• Asexual reproduction results in offspring identical to the parent, while sexual reproduction results in diverse offspring.

• Asexual reproduction only occurs in plants, while sexual reproduction only occurs in animals.