Plant anatomy

The two main functions of roots are to absorb water and minerals and to ______________ the plant.

• anchor
• gather sunshine for
• protect

Plants responding to light is called ?

• phototropism

• thigmotropism

• gravitropism

• hydrotropism

Which statement is true?

A. Leaves are the sites where oxygen is released and carbon dioxide is taken in.

B. Roots are the sites where oxygen is taken in and oxygen is released.

C. Leaves are the sites where oxygen is taken in and carbon dioxide is released.

D. Roots are the sites where oxygen is released and carbon dioxide is taken in.

• A.

• B.

• C.

• D.

Plants have three main structures: roots, stems, and __________________?

• flowers
• petals
• sepals
• leaves

The loss of water in plants is called?

• evaporation
• condensation 
• transpiration
• transportation

The two type of roots are fibrous and _____?

• ground
• tap
• bushy
• elongated

The opening or hole in plant leaves that allow air in and water out are the ?

• roots
• stoma
• pores

What structure transports food and water back and forth from roots to leaves?

• petals
• stems
• guard cells
• ground tissue

Which structure is the main site of photosynthesis?

• stem
• roots
• leaves
• flowers

You can tell how old a tree is by counting the rings. true or false

• true

• false