Animals as Living Things

Animals are made of many ___.

• cells
• organs
• muscles
• bones

Animal cells do not have a cell ___

• membrane
• nucleus
• cytoplasm
• wall

____ cells support and protect.

• Bone

• Tissues
• Organs
• Nuclei

____ cells carry messages.

• blood cells
• skin cells
• muscle cells
• nerve cells

Animals can have many ___

• offspring

• traits
• attributes
• features

Some animals change ___ as they grow.

• appearance

• habitat
• behavior
• size

Animals move to find ___

• food, mates, shelter, or to escape from danger
• entertainment, adventure, relaxation, or to have fun
• money, fame, power, or to gain status
• water, sunlight, sleep, or to exercise

ANimals use ___ to turn their food into energy.

• photosynthesis
• digestion
• excretion
• oxygen

Producers use ____ to make food.

• sunlight

• respiration
• digestion
• excretion

Consumers that eat plants are ____ consumers.

• primary

• producers
• omnivores
• carnivores