4.1 - How Organisms Obtain Energy

What type of metabolic pathway is digestion an example of?

• catabolic

• anabolic

Which law of thermodynamics states "energy can be converted from one form to another, but it cannot be created or destroyed"?

• first law

• second law

Which law of thermodynamics states "energy cannot be converted without the loss of usable energy; that is, entropy—disorder or unusable energy—increases. "?

• first law

• second law

T/F: Heterotrophs make their own food using energy from the sun or inorganic substances.

• true

• false

What do photoautotrophs use as their energy source?

• inorganic substances (chemicals)

• sunlight

• oxygen

• water

Tags

NGSS.HS-LS1-5

NGSS.HS-LS2-5

Are you an autotroph or heterotroph?

• autotroph

• heterotroph

Tags

NGSS.HS-LS2-5

T/F: All of the chemical reactions in a cell are referred to as the cells catabolism.

• true

• false

Answer explanation

This would be metabolism!

Which type of metabolic pathway releases energy by breaking down larger molecules?

• catabolic

• anabolic

• photobolic

• hyperbolic

Tags

NGSS.HS-LS1-7

Which type of metabolic pathway uses energy to build larger molecules.?

• catabolic

• anabolic

• photobolic

• hyperbolic

Tags

NGSS.HS-LS1-6

Photosynthesis is a(n) ______ pathway because it _______ molecules.

• catabolic; breaks down

• anabolic; breaks down

• catabolic; builds

• anabolic; builds

Tags

NGSS.HS-LS1-6