Contents

SECTION 2 Conservation Biology E^ 143

Hal BeralA/isuals Unlimited

Goals

■ Record data on the spread of a plant disease.

■ Compare the spread of disease in communities with different levels of biodiversity.

■ Predict a way to increase a crop harvest.

Materials plain white paper colored paper (red, orange, yellow, green, blue, black) ruler scissors pens die

Safety Precautions

Use care when cutting with scissors.

0 0

Post a comment