6.1: Why we need plants

The material living things are made of.

• Biomass

• Water only.

• Sand only.

Biomass in plants is made from air and water

• True

• False

All the food we eat comes from the ......................... plants make.

• oxygen

• glucose

• galactose

Cells can release energy from glucose using .........................

• photosynthesis

• respiration

................................... stores energy.

• Photosynthesis

• Respiration

................................... releases energy.

• Photosynthesis

• Respiration

The molecules used for growth .............. the plant’s biomass.

• add to

• decrease

Most photosynthesis takes place in the .................. near the top of a leaf.

• stomata

• xylem

• tall thin palisade cells

Absorb light energy.

• Phloem

• Chloroplasts

• Stomata

Brings water and minerals from the roots up the stem to the leaves.   

• Phloem

• Chloroplasts

• xylem