How Organisms Obtain Matter and Energy Assessment

________ is the main energy source for life on Earth

Select all the apply about autotrophs

• use energy from environment to fuel the assembly of simple inorganic compounds into complex organic molecules

• rely on other organisms for energy and food supply

• break down organic matter

• make their own food

Which is the correct order of steps of photosynthesis

• 1. Carbohydrates and Oxygen enter the air

  2. Light energy enters the plant

  3. Carbon dioxide and water in the plant are broken down by light energy

• 1. Light energy enters the plant

  2. Carbohydrates and Oxygen enter the air

  3. Carbon dioxide and water in the plant are broken down by light energy

• 1. Carbon dioxide and water in the plant are broken down by light energy

  2. Carbohydrates and Oxygen enter the air

  3. Light energy enters the plant

• 1. Light energy enters the plant

  2. Carbon dioxide and water in the plant are broken down by light energy

  3. Carbohydrates and Oxygen enter the air

What is the difference between photosynthesis and chemosynthesis?

What is a heterotroph?

What are 2 examples of detritivores and what do they feed on?

Energy flows in one direction through an ecosystem

• True

• False

Energy will be transformed (change state) but cannot be created or destroyed!

• Law of Sunlight Energy

• Law of Conservation of Energy

• Law of the Wild

• Challenge accepted....

Ture/False: My body does a GREAT job of using energy that is ingested.

• True- I am a clean burnin' machine

• False- Losing most of it as heat and waste is not optimal...

Matter is anything that has mass and takes up space.

• True

• False