Ecosystem Study Guide

What is an Ecosystem?

A community were living things and non living things interact with each other in a natural environment

List four different types of Ecosystems.

Ocean Bay River Stream Lake Pond Forest Desert Grassland Rainforest Tundra

List four living things found in most Ecosystems.

Plants Flowers Trees Insects Animals Fish Birds

List four non living things found in most Ecosystems.

Sun Co2 Oxygen Nitrogen Water Soil Rocks Sand Clay

How do plants get energy to grow?

Plants get energy to grow from the sun.

How do animals get energy to grow?

Animals get their energy to grow by feeding on plants and/or other animals.

What is the difference between a producer and a consumer?

Producers can make their own energy and consumers need to search and eat theirs.

Name all the different types of consumers, give an example of each type, and explain how they

eat differently. Herbivores-plants only-deer Omnivores-both plants and animals-

bear Carnivores-animals only-tiger Decomposers-break down dead

decaying organisms-mushroom Scavengers-feed on dead organisms-

vulture

How do plants make food during the process of photosynthesis?

Plants make food by trapping sunlight and absorbing CO2 & water.

What part of the plant traps the sun’s energy?

The part of the plant that traps the sun’s energy is the chlorophyll in the leaves.

What are the jobs of the roots?

The roots jobs are to take in water, support the plant, absorb nitrogen compounds, and store glucose (to be used at night for energy).

Describe how Elodea and Duckweed are different?

Elodea has leaves and a stem. Duckweed grows in fronds and floats

on the surface.

What do Algae and Duckweed have in common?

Algae and Duckweed both have no leaves or stems.

Healthy Duckweed is what color?

Healthy Duckweed is bright yellow green.

How does Duckweed grow and reproduce?

Duckweed grows and reproduces by having buds attached to the fronds.

What problems does Duckweed cause when it thrives?

Duckweed can cause problems by blocking out the sunlight on the water’s surface.

What problems does Elodea cause when it thrives?

Elodea can cause problems by growing rapidly. This will clog waterways and drainpipes.

What happens to Elodea if it breaks apart?

Elodea will grow into 2 separate plants if it is broken.

How does Elodea grow differently in strong and poor light?

Elodea will lose it’s color and become thin in poor light, but it will continue to live.

What two ways can Elodea grow?

Elodea can grow planted or floating.

Mosquito Fish

Dorsal Fin

GillsEyes

Undershot Jaw

Pectoral Fin

Lateral Line

Gravid Spot

CricketsHead

Thorax

Wings

Abdomen

Antennae

Legs

Cerci

Matching ___1. baby mosquito fish a. from the animal group crustaceans ___2. molting b. (fry) are born alive ___3. nymph c. only one to chirp ___4. isopod d. shedding of the outer skeleton ___5. male cricket e. purpose of a cricket’s wings ___6. chirping f. a young cricket ___7. exoskeleton g. made of muscle and is used for movement ___8. snail h. the outer skeleton ___9. cricket i. snail’s tongue ___10. antennae j. from the animal group mollusks ___11. snail’s foot k. from the animal group insects ___12. radula l. tells the cricket about feel, taste, smell, humidity, and temperature ___13. lateral line m. meaning of the word isopod ___14. snails and isopods n. only found on female mosquito fish ___15. cerci o. two short spines that all crickets have ___16. gravid spot p. the spine of a female cricket ___17. ovipositor q. are scavengers ___18. equal legs r. detects water pressure

B

DFA

CE

HJ

KLGI

R

Q

O

N

P

M