1. One sustainable way farmers can replace nutrients in the soil is:

Chloroplasts

Stomata

Organic

Monoculture

Biomagnification

Eutrophication

Gymnosperms

Angiosperms

Perennials

Tubers

A.

Plants that live for many years

B.

Open or close to change the flow of gases and water into or out of the plant cells

C.

Plants that produce seeds but no flowers like pine trees

D.

Caused by fertilizer runoff from farms

E.

Concentration of toxic chemicals at higher levels of a food web

F.

Organelle where photosynthesis takes place

G.

Pigment that absorbs energy from the sun

H.

Most successful group of plants on Earth

I.

Planting a single crop over wide acreage

J.

Yams

K.

Natural fertilizer from partially decomposed waste products