Unit 1 (topic 1-7)

Question 0

Introduced Species

Answer 0

Species which are introduced into an environment where they are not naturally found

Question 1

Succession

Answer 1

The Process by which new species gradually replace old species in an ecosystem.

Question 2

Difference between

Primary and Secondary Succession

Answer 2

Primary Succession- Organism Growth in Bare Area

Secondary Succession- Organism Growth in Populated area (home of other species)

Question 3

How do new forests Grow?

Answer 3

Fire- Seeds brake open- grow trees

Question 4

Biological Control

Answer 4

Use of natural enemies- Cat for mice

Question 5

Pollution

Answer 5

Harmful materials released into the environment from humans.

Question 6

Acid rain

Answer 6

Rain that contains higher than normal levels of acid; cause of the waste put into the atmosphere.

Question 7

Boiacculumation

Answer 7

Movement of pollutants up through the food chain.

Question 8

Ecology

Answer 8

The study of relationship between living organisms and their environment

Question 9

Ecologist

Answer 9

Some one that studies ecology

Question 10

Habitat

Answer 10

A location that an organism lives

Question 11

Adapted

Answer 11

Well suited

Question 12

Adaption

Answer 12

is an inherited characteristic that helps and organism survive and reproduce in its environment
Fishes gills

Question 13

Ecosystem

Answer 13

Is the interaction between living and non living things in an environment

Question 14

Symbiosis

Answer 14

a relationship that lasts over time

Question 15

Mutualism

Answer 15

Is a relationship in which two different in which each partner benefits

Question 16

Parasitism

Answer 16

Is a symbiotic relationship where one organism benefits and one is harmed

Question 17

Parasite

Answer 17

The organism that lives on or in another organism and feed on it.

Question 18

Host

Answer 18

The Organism that a parasite lives and feeds on

Mommy

Question 19

Commensalism

Answer 19

is a symbiotic relationship that one partner benefits and the other partner neither gains or looses from the relationship
Orchid on a tree trunk

Question 20

Natural Resources

Answer 20

The material and products that are found in nature

Question 21

Sustainability

Answer 21

The resources of nature are being renewed as quickly as they are being removed and all waste is being completely absorbed

Question 22

Reduce

Answer 22

Creat less garbage

Question 23

Reuse

Answer 23

Reuse products rather then throwing them away

Question 24

Recycle

Answer 24

Create new products from old products

Question 25

Biotic

Answer 25

Living Organisms in an ecosystem

Question 26

Abiotic

Answer 26

No living organisms in an ecosystem

Question 27

Niche

Answer 27

the role or characteristic activity that is undertaken by an organism in an ecosystem.

Question 28

Producers

Answer 28

Plants able to grow from energy from the sun and nutrients in the soil

Question 29

Consumers

Answer 29

Consume the food made by producers

Question 30

Herbivores

Answer 30

Animals that eat producers (plants)

Question 31

Carnivores

Answer 31

Are animals that eat other animals that eat producers

Question 32

Predators

Answer 32

Consumers that kill other animals called pray

Question 33

Pray

Answer 33

The animals that get eaten by Preditors

Question 34

Omnivores

Answer 34

Animals that eat both producers and consumers

Question 35

Food Chain

Answer 35

A model that shows how energy stored in food passes from organism to organism

Question 36

Food Web

Answer 36

show how food energy moves through an ecosystem but not how many organisms are involved

Question 37

Pyramid of numbers

Answer 37

is a model of an ecosystems that represents the number of organisms consumed at each level

Question 38

Biomass

Answer 38

Is the total mass of all the organisms in an eco system

Question 39

Scavengers

Answer 39

Are organisms that feed on dead or decaying animal or plant mater

Question 40

Decomposers

Answer 40

grow on or in dead material absorbing nutrients into themselves

Question 41

Carbon Cycle

Answer 41

Carbon that circulates around an ecosystem

Question 42

Pollutants

Answer 42

Are substances that cause pollution

Question 43

Primary Succession

Answer 43

The Growth of organisms in an area that was previously bear such as rock

Question 44

Secondary Succession

Answer 44

Growth of an organisms in an area that was previously populated by other organisms

Question 45

Ecosystem Monitoring

Answer 45

The Way to check the condition of an ecosystem by comparing the results of investigations done at different times

Question 46

Indicator Species

Answer 46

help monitor the overall health of the environment

Question 47

what is a carbon cycle?

Answer 47

its when carbon circulates around an ecosystem.

Question 48

Pesticides are commonly used to control agricultural pests. In your own words, explain how this affects carnivores

Answer 48

if an animal eats the pesticides then dies another animal eats that animal then it dies too.

Question 49

what can Rachel Carson be proud of?

Answer 49

She can be proud of saving animals from pesticides.

Question 50

The carbon cycle is balanced in stable ecosystems. What events might occur to upset this balance?

Answer 50

the burning of to many fossil fuels.

Question 51

Why does the amount of water on Earth stay, more or less, the same?

Answer 51

because it consistently moves through the environment changing forms as it moves.

Question 52

Explain two ways in which cutting down forests and then burning the debris left behind can increase the level of carbon dioxide in the atmosphere.

Answer 52

because there are now less trees to absorb the carbon. And by burning the debris you are putting more carbon in the atmosphere.

Question 53

Pollution

Answer 53

Occurs when a substance is added to the environment in such a fast rate that it cant be broken down, stored, or recycled in the air land or water in a non damaging form

Question 54

Acid Rain

Answer 54

Contains higher then normal levels of acid caused by waste put into the atmosphere

Question 55

Bioaccumulation

Answer 55

is movements of pollutants up through the levels through the food chain