Download Ch. 1 Review

Ch. 1 Review
Populations & Communities
Lesson 1 Big Ideas
• An organism gets the things it needs to live,
grow, and reproduce from it’s environment.
• Biotic and abiotic factors make up a habitat.
• The levels of organization within an ecosystem
are organism, population, and community.
• Click the link to watch the Ecosystems Song:
http://www.youtube.com/watch?v=GUY_LK_lOc&feature=related
What level of ecological
organization would this lizard be?
A. Community
B. Ecosystem
C. Organism
D. Population
What level of ecological
organization would this lizard be?
A. Community
B. Ecosystem
C. Organism
D. Population
• This red panda gets
the things it needs
to live, grow, and
reproduce at the
Knoxville Zoo. The
zoo would be the
red panda’s
_______________.
• This red panda gets
the things it needs
to live, grow, and
reproduce at the
Knoxville Zoo. The
zoo would be the
red panda’s
___habitat_____.
The water, dirt, and air in this turtle’s
habitat are ___________ factors.
The water, dirt, and air in this turtle’s
habitat are ___abiotic___ factors.
What is a biotic factor in this picture?
What is a biotic factor in this picture?
Any of the plants on the windowsill
Which level of ecological organization
is displayed in each of these pictures?
Which level of ecological organization
is displayed in each of these pictures?
Populations
The two populations below belong to two
different species. They interact with each
other and live in the same area. What level
of ecological organization do they
represent?
The two populations below belong to two
different species. They interact with each
other and live in the same area. What level
of ecological organization do they
represent?
Community
Identify the
levels of
ecological
organization in
this picture:
1. organism
2. population
3. community
4. ecosystem
Lesson 2 Big Ideas
• Populations can change in size when new
members join the population or when
members leave the population.
• Some limiting factors for populations are
weather conditions, space, food, and water.
What is the population density of
“mini” T-Rex’s on the 3 ft by 4 ft piece
of land below?
Remember…
• Population Density= Number of Individuals
Unit Area
What is the population density of
“mini” T-Rex’s on the 3 ft by 4 ft piece
of land below? 1 mini T-Rex per ft2
What are two ways to leave a
population?
What are two ways to leave a
population?
1. Emigration
2. Death
What are two ways to join a
population?
What are two ways to join a
population?
1. Immigration
2. Birth
What are factors that limit
population growth?
What are factors that limit
population growth?
Water, food, living
space, and weather
conditions
Lesson 3 Big Ideas
• Every organism has a variety of adaptations that are
suited to its specific living conditions to help it survive.
• Click the link to watch the Adaptations Song:
http://www.youtube.com/watch?v=l1WzDLCHmA&feature=related
• Two major types of interactions among organisms are
competition and predation.
• The three main types of symbiotic relationships are
mutualism, commensalism, and parasitism.
• Click the link to watch the Symbiosis Rap Song:
http://www.youtube.com/watch?v=xNm7dg3BiyU&fea
ture=related
What is the term for young Simba’s
role in his habitat?
Examples:
• He drinks at the watering
hole
• He eats meat that his
parents feed him
• He plays with his friend,
Nala
• His Dad teaches him how
to pounce and catch prey
• He will one day become
King of Pride Rock
What is the term for young Simba’s
role in his habitat?
Niche
Examples:
• He drinks at the watering
hole
• He eats meat that his
parents feed him
• He plays with his friend,
Nala
• His Dad teaches him how
to pounce and catch prey
• He will one day become
King of Pride Rock
• What type of
interaction
among
organisms is
shown in the
picture?
• What type of
interaction
among
organisms is
shown in the
picture?
Predation
• The children are
feeding the
seagulls. What
type of
interaction is
taking place
among the
seagulls that are
trying to eat the
same bread?
• The children are
feeding the
seagulls. What
type of
interaction is
taking place
among the
seagulls that are
trying to eat the
same bread?
Competition
What type of symbiosis is shown in
the pictures below?
What type of symbiosis is shown in
the pictures below?
Commensalism
What type of symbiosis is shown in the
pictures below?
What type of symbiosis is shown in the
pictures below?
Parasitism
What type of
symbiosis is
described in the
cartoon?
What type of
symbiosis is
described in the
cartoon?
Mutualism
What type of symbiosis is shown in the
pictures below?
What type of symbiosis is shown in the
pictures below?
Mutualism
Lesson 4 Big Ideas
• Unlike primary succession, secondary
succession occurs in a place where an
ecosystem currently exists.
• Click the link to watch the Succession Song:
http://www.youtube.com/watch?v=rzE6BNNL
ew0&feature=related
Which kind of succession would
occur in the area displayed below?
Which kind of succession would
occur in the area displayed below?
Secondary succession
Which kind of succession would occur
in the area displayed below?
Which kind of succession would occur
in the area displayed below?
Primary succession
Which kind of succession would occur
in the area displayed below?
Which kind of succession would occur
in the area displayed below?
Secondary
succession
Which kind of succession would
occur in the area displayed below?
Which kind of succession would
occur in the area displayed below?
Secondary succession