B4 Science U6 L1

It’s the movement of gases back and forth between plants and animals.

• The carbon dioxide - oxygen cycle

• Photosynthesis

• Photosynthesis cycle

The process by which plants and plantlike organisms make food is…

• The carbon dioxide - oxygen cycle

• Photosynthesis

• Photosynthesis cycle

Photosynthesis takes place with the help of a green molecule called _______.

• Carbon dioxide

• H2O

• chlorophyll

All organisms need ______ to live and grow. That comes from food.

• water

• energy

• air

________ are organisms that make their own food.

• Producers

• Consumers

• Decomposers

Organisms that cannot make their own food are called _______. They eat other living things in order to get the energy they need to live and grow.

• Producers

• Consumers

• Decomposers

________ are organisms that break down, or decompose, wastes and the remains of dead organisms.

• Producers

• Consumers

• Decomposers

______ eat only producers.

• Omnivores

• Carnivores

• Herbivores

• Scavengers

Meat-eating consumers are called _________.

• Omnivores

• Carnivores

• Herbivores

• Scavengers

Consumers that eat both plants and animals are called _________.

• Omnivores

• Carnivores

• Herbivores

• Scavengers