Photosynthesis Introduction

​Discover the reactants and products of photosynthesis.

Trace the movement of carbon through photosynthesis.

PHOTOSYNTHESIS

Multiple Choice

Where does all of the energy on Earth originate from?

• Plants

• The Sun

• Animals

• Decomposers

Multiple Choice

Organisms, such as birds, squirrels, and humans are considered ______________ because the are unable to produce their own food.

• Autotroph or producer

• Decomposer

• Heterotroph or consumer

• Chemoautotroph

Multiple Choice

Organisms, such as trees and grass, that are able to make their own food are known as

• Autotrophs or producers

• Heterotrophs or consumers

• Decomposers

Multiple Choice

Which major macromolecule do organisms need for energy?

• Proteins

• Fats

• Carbohydrates

• Nucleic Acids

Multiple Choice

What are the three elements found in carbohydrates?

• Nitrogen, Calcium, and Carbon

• Carbon, Helium, and Oxygen

• Oxygen, Nitrogen, and Phosphorus

• Carbon, Hydrogen, and Oxygen

Match

Match the element or compound to the symbol or set of symbols that represent it

• C

• H

• O

• CO₂

• H₂O

Carbon

Hydrogen

Oxygen

Carbon Dioxide

Water

• Carbon

• Hydrogen

• Oxygen

• Carbon Dioxide

• Water