Plant Life

What are the basic parts of almost all plants?

• water and air

• leaves and vegetables

• roots, stems, and leaves

• stems, leaves, seeds, cones, and bark

What are the main jobs of a plant's roots?

• soak up sunlight and make food

• move water through the whole plant

• hold plant in place

• all of the above

What is photosynthesis?

• process plants use to make food

• process plants use to make more of themselves

• process plants use to spread their seeds

• process plants use to get what they need from the soil

When the pollen from a stamen on one flower sticks to the pistil on another flower, _____ may begin to grow.

• a leaf

• roots

• a seed

• another flower

What would most likely happen if you didn't let one of the leaves on a plant get air or light?

• There would be no changes.

• The plant could not grow any fruit.

• The plant would die.

• The leaf would die.

How do most plants reproduce?

• They take in carbon dioxide and give off oxygen.

• They lay eggs that grow into new plants.

• They produce seeds that grow into new plants.

• Their flowers fall off and begin growing into a new plant.

How might a seed travel to a new place where it can grow?

• It might fall into an ocean and grown on an island.

• A breeze might carry it down a mountain.

• It might stick to a dog and wind up in someone's backyard.

• Any of the above could happen.

When we say that plants reproduce, it means that they ____________.

• grow bigger and bigger

• make a new kind of plant

• make more of the same kind of plant

• make their own food

How do plants help animals survive?

• Plants grow quickly and give off the carbon dioxide animals need.

• Plants provide food and give off the oxygen animals need.

• Plants help animals use photosynthesis to make their own food.

• Plants do not help animals survive.

Which items are made by using only plant materials?

• metal bicycles, cardboard boxes, and glass mugs

• rubber tires, chewing gum, and sand on a playgroun

• cotton shirts, paper books, and wooden buildings

• chicken sandwiches, firewood, and ice cubes