Ecosystems Review

Which of these is an abiotic factor?

• person

• butterfly

• paint

Jaime discovered a new object and wants to know if it is alive. Jamie observes the following characteristics:

The object moves.

The object is not composed of cells.

The object grows when placed in water.

Which statement describes this object?

• The object is alive

• The object is not alive.

Match each image to the level of study in ecology that it represents.

a

b

c

d

community

ecosystem

organism

population

Which of these images represents the biosphere?

An ecologist might study any of the levels of biological organization listed below. Which of these is the largest?

• community

• population

• ecosystem

Which of these would you most likely find in Pennsylvania's deciduous forest biome?

• trees that lose their leaves in autumn

• rain every day

• animals adapted to extreme cold

What biome is shown in the image? This biome is very cold for most of the year.

• chaparral

• temperate rainforest

• tundra

Match the followingMatch each biome to its type of dominant vegetation.

• cacti

• deciduous forest

• deciduous trees

• taiga

• coniferous trees

• grassland

• grasses

• desert