7-1-6 Review Name__________________________ Pd_____

1

7-1-6 Review
Name__________________________ Pd_____
Bush ? Mouse ? Snake
What do the arrows in the food web
represent?______________________ Describes what
is happening during decomposition and decay. What
is involved in this process? _____________________
_________________________________________
Using the food chain- Name a predator/ prey
relationship _____________________________________
_ If the Mouse population increases, what will
happen to the snake?____________________ If the
snakes increased, what would happen to the mouse?
____________________________
Describe what is happening in this compost pile.
____________________________________________ What
is actually breaking down the material in the
compost pile? ______________________
Radiant energy
What is the equation to the left describing?
_____________________________ What uses this
process? _________________________________________
___ Where does the radiant energy come from?
____________________________ Why is the radiant
energy important? ________________________________
__
Draw a diagram of the plant undergoing
photosynthesis

sodium hydrogen carbon oxygen
What is an organic compound? _____________________
__ What element must be present in order to be
organic? ____ What is the connection between
organic compounds and decomposers?
____________________________________ Use the key
to the left to draw an organic compound. Include
at least 3 elements
What type of relationship exists between the
rabbit and the fox? ______________________________
____ How can you tell? ___________________________
_______ What happens to the rabbit population as
the fox population decreases? ____________________
______________
Draw a line and label each part of the model with
the correct term. Population Organism Ecosystem Co
mmunity Biosphere Which term includes that
largest number of organisms? ____________ The
Smallest? ___________________
What organisms contain the most energy? _____ The
least?________ Where do the producers receive
energy from? ________ Which organisms provide
energy for the primary consumers? ______________
for the secondary consumers? ________________ for
the tertiary consumers? ________________
2
What role do the bacteria play in the food
web?____________________________________ Mice
receive energy from _____________ Grasshoppers
receive energy from ___________ Quail provide
energy for the ____________ Grass provides energy
for the _______________ How would the
grasshoppers be affected if the opossum
population increased? ____________________________
______________________________________________ How
would the mice be affected if the weasel
population decreased? ____________________________
______________________________________________ Wha
t organism has the biggest impact on all of the
other organisms? ___________________
1
2
________ _________
1 ___
2 ____
Use the dichotomous key to identify leaves 1 and 2
1a Leaves are needlelike go to 2 1b Leaves have
flat blades go to 4 2a Needles attached singly go
to 3 2b Needles attached in bunches White Pine

3a Needles on two sides of the stem
Balsam Fir
3b Needles on all sides of the stem
Red Spruce 4a Leaves are compound go to
5 4b Leaves are simple Silver Maple 5a 5-7
leaflets White Ash
5b 9 leaflets on each
section Coffee Tree

Complete the chart using the frogs microhabitat
3 ___
Biotic Factors __________________________________
__________________________
Abiotic Factors _________________________________
___________________________

• Match each Texas biome to its correct
  illustration.
• West Texas Desert b. Texas prairie
• c. Gulf of Mexico
• What organisms will inhabit each ecosystem?
  __________________________________________________
  __________________________________________________
  __________________________________________________
  __________________________________________________
  _________________

List factors that are essential to the frogs
habitat _________________________________________
_____________________________________ Predict
what would happen if grasses were removed from
this habitat ____________________________________
________________ What would happen if the grasses
increased? _______________________________________
_______________________________________
Label producers, primary consumers, secondary
consumers, and decomposers