File

NAME ____________________________________________________
BLOCK ___________________________
DO NOW
1.
2.
3.
4.
5.
What happens to a population and to competition when there is a reduction of living space?
a. The population expands and the competition intensifies.
b. Competition strengthens while the population contracts.
c. The population increases as competition decreases.
d. Competition weakens and the population decreases.
Which best describes human body systems?
a. The digestive system breaks down food we eat to create oxygen
b. The circulatory system uses blood cells to move oxygen and glucose to the brain and other organs.
c. The nose and mouth are organs of the respiratory system that inhales carbon dioxide and exhales oxygen.
Which of the following is true about biomass?
a. It is a nonrenewable energy source.
b. It is not a source of energy.
c. Corn and cow poop are examples of biomass.
Why would construction of a dam on a river be a concern to a local community?
a. Dams harm ecosystems surrounding the river.
b. Building a dam kills many native organisms in the river.
c. Distribution of water above and below the dam will change.
d. Only a small amount of electricity is generated by a dam.
The oldest rock layer is _____ and the youngest rock layer is _____.
a. D and B
c. E and C
b. F and A
d. G and A
NAME ____________________________________________________
BLOCK ___________________________
DO NOW
1.
2.
3.
4.
5.
What happens to a population and to competition when there is a reduction of living space?
a. The population expands and the competition intensifies.
b. Competition strengthens while the population contracts.
c. The population increases as competition decreases.
d. Competition weakens and the population decreases.
Which best describes human body systems?
a. The digestive system breaks down food we eat to create oxygen
b. The circulatory system uses blood cells to move oxygen and glucose to the brain and other organs.
c. The nose and mouth are organs of the respiratory system that inhales carbon dioxide and exhales oxygen.
Which of the following is true about biomass?
a. It is a nonrenewable energy source.
b. It is not a source of energy.
c. Corn and cow poop are examples of biomass.
Why would construction of a dam on a river be a concern to a local community?
a. Dams harm ecosystems surrounding the river.
b. Building a dam kills many native organisms in the river.
c. Distribution of water above and below the dam will change.
d. Only a small amount of electricity is generated by a dam.
The oldest rock layer is _____ and the youngest rock layer is _____.
a. D and B
c. E and C
b. F and A
d. G and A
EXIT TICKET - Exploding Whales!

What is causing the decay? _____________________________________________________________________
o

Is this an example of a PRODUCER, CONSUMER or DECOMPOSER?
o

Are the gases (methane, ammonia, and hydrogen sulfide) examples of REACTANTS or PRODUCTS?
Why? ________________________________________________________________________________
What should scientists do about this? ____________________________________________________________
___________________________________________________________________________________________

Draw a food chain that ends with the whale being decomposed by the bacteria.
EXIT TICKET - Exploding Whales!

What is causing the decay? _____________________________________________________________________
o

Is this an example of a PRODUCER, CONSUMER or DECOMPOSER?
o

Are the gases (methane, ammonia, and hydrogen sulfide) examples of REACTANTS or PRODUCTS?
Why? ________________________________________________________________________________
What should scientists do about this? ____________________________________________________________
___________________________________________________________________________________________

Draw a food chain that ends with the whale being decomposed by the bacteria.
Ecology Review – Week 32, Day 3
Guided Notes – Food Chains and Food Webs
Food Chain
Food Web
Producer
AUTO =
TROPH =
Consumer
Decomposer
Aquatic
Terrestrial
Trophic Levels
Interconnectedness
Video – Great White Shark
Directions: GOOGLE “great white shark attack on seal”. WATCH video.
1.
Draw a food web that includes: shark, seal, a producer, and a decomposer.
2.
Is this an AQUATIC or TERRESTRIAL food chain?
Video – Snake Eats a Cow!!!
Directions: GOOGLE “giant snake eats cow”. WATCH video.
1.
Draw a food web that includes: snake, cow, a producer, and a decomposer.