Consumer science forest ecosystems

What fraction of Missouri is now covered by forest?

• one third

• two thirds

• one fourth

• one half

Which of the following is not a function of humus in forest soil

• holds moisture

• captures sunlight

• prevents erosion

• contributes organic nutrients

Tags

NGSS.MS-LS2-1

What is the largest of our US forest types

• bottomland

• Western interior

• Northern

• central

Which forest layer contains short shrubs with woody stems buck brush and sumac

• shrub layer

• understory

• forest floor

• annual layer

Which is not an example of a pioneer species in primary sucession

• moss

• lichen

• low growing ground plants

• wildflowers

Dodder - taps into plants and steals nutrients. This is an example of

• mutualism

• parasitism

• commensalism

• colonialism

Tags

NGSS.MS-LS2-4

which of the following is not a plant adaptation in a deciduous forest.

• thick waxy leaves

• broad leaves

• thick bark

• losing leaves in the winter

Tags

NGSS.MS-LS1-5

Shade tolerant trees is which stage in primary succession.

• 1st

• 2nd

• 3rd

• 4th

The climax community is which stage in forest succession.

• 2nd

• 3rd

• 4th

• 5th ( last )

The top of the tallest trees is called the

• forest floor

• shrub layer

• understory

• canopy layer