Pelangi TxBook WS Grade 4

Plants need water, sunlight, carbon dioxide and ___________ to carry out photosynthesis.

• chlorophyll

• sugar

• oxygen

• gas

Plants have chlorophyll to capture __________.

• sunlight

• rain

• food

• carbon dioxide

Plants are ____________ because they can make their own food.

• autotrophs

• heterotrophs

• omnivores

• bacteria

Herbivores feed on ___________.

• plants only

• animals only

• fungi

• plants and animals

___________ feed on other animals.

• Carnivores

• Omnivores

• Herbivores

• Fungi

___________ are animals that feed on plants and animals.

• Omnivores

• Herbivores

• Carnivores

• Bacteria

Snakes do not have ________ but they can move with their body and scales.

• limbs

• tail

• wings

• scales

Mushrooms, mold and yeast are classiified as ______.

• bacteria

• algae

• fungi

• chloroplyll

Some ________ are useful and they are used in making cheese and yogurt.

• fungi

• algae

• bacteria

• mushroom

____________ can carry out photosynthesis but they do not have leaves, roots and roots.

• Fungi

• Mushroom

• Algae

• Bacteria