Plants

All living things have parts that work _.

Green plants use _ to create food (sugar).

• slavery

• photosynthesis

• stems

• roots

A class is doing an experiment to determine how much water affects the growth of plants. The plants receive the same amount of light. The students measured the mass of a tomato plant in three pots every five days.

Which of the following are variables in this experiment? Choose ALL correct answers.

• amount of water

• amount of light

• mass

• height

Why is sunlight needed for plants?

• It provides photosynthese

• It provides support

• It provides water and nutrients

• It provides energy for food production

Ms. Green put a plant inside a glass jar. The level of oxygen increased because the plant most likely.....

• died

• grew leaves

• performed photosynthesis

• absorbed water

Plants get their energy from....

• looking pretty

• growing

• the sun

• the ground

Animals get their energy from consuming other

Most plants reproduce with seeds during

• stigma

• photosynthesis

• pollination

• transplant

A long, pointy part that supports pollination.

• 1

  pistil

• 2

  stamen

• 3

  petal

• 4

  nutrients

Pollen is collected from the stamen and transferred to the....

• sassy stamen

• root

• stamen

• pistil