Animals / Ecosystem SOL 3.6
Study Guide
Please use this study guide as a tool to help you prepare for your test.
1. Ecosystem is the living and nonliving things that affect each other or interact.
2. Water covers more than 70% of the Earth’s surface.
3. An animal with hooves is best suited to live on the open plains.
4. The roots of a desert plant are close to the surface of the ground to help the
plant take in rainwater quickly.
5. A group of frogs that live in a pond is called a population.
6. All of the populations that live in an ecosystem are called a community.
7. The correct layers in a tropical rain forest from the top to the bottom are:
canopy, understory, forest floor
8. Deciduous trees grow in forests and have leaves that change colors. They lose
their leaves each year.
9. Coniferous trees grow in forests and their leaves never change colors. These
trees include pine, fir, spruce, and other conebearing trees. They are sometimes
referred to as evergreens.
10. Tropical rain forest ecosystems are hot and wet all year. Trees grow very tall
and their leaves always stay green. Tropical rain forest have the highest average
yearly temperature.
11. Desert ecosystems can be hot and cold. They are found where there is very
little rainfall. Desert plants have long, shallow roots.
(over)
12. Grassland ecosystems are places where there are hot summers and cold
winters. A few animals that you might find in a grassland ecosystem are coyotes,
rattlesnakes, and foxes.
13. In water ecosystems most organisms live in shallow water. The two types of
water ecosystems are freshwater and saltwater. A few organisms that live in a
freshwater ecosystem are catfish, turtles, egrets, and ducks. A few organisms
that live in a saltwater ecosystem are star fish, sea horses, jelly fish, and sharks.
Saltwater ecosystems include oceans and seas.