Download Ecology Exam 1 True / False: Only hermit crabs hypoosmotic to their

Ecology Exam 1
1. True / False: Only hermit crabs hypoosmotic to their environment possess antennal glands.
2. A group of individuals of the same species occupying a given area is referred to as a(n)
______________________
3. All populations of different species living and interacting within an ecosystem are referred to as
a(n) ___________________
4. Rank the following colors of visible light according to their energy per photon _____,
a.
b.
c.
d.
Least energy  Most energy
Blue, green, red
Red, blue, green
Blue, red, green
Red, green, blue
5. True / False: If plant productivity is assumed to be affected by nitrogen availability, the
independent variable in an experiment would be plant productivity rather than nitrogen
availability.
6. The biome with the greatest degree of photoperiod variation is _____
a.
b.
c.
d.
Arctic
Desert
Grassland
Tropics
7. Glycerol is synthesized in response to _____
a. Low temperature
b. High temperature
c. Drought
d. Herbivory
e. High light
8.
The plant pigment that is responsible for sensing competition is __________________
9. The deflection of air masses to the right in the Northern Hemisphere and to the left in the
Southern Hemisphere is called the ________________ effect.
10. The _______________ is the temperature at which atmospheric water condenses.
For questions 11 – 14 match the physiological parameter with the correct units:
11.
12.
13.
14.
Leaf Area Index _____
Specific Leaf Area _____
Leaf Mass per Area _____
Aboveground Biomass _____
A) gLeaf2 / m2ground
B) gLeaf / m2 Leaf
C) m2Leaf / m2ground
D) m2Leaf / g Leaf
15. Under ideal conditions (no resource limitations), plants should allocate carbon to the production
of _____
a.
b.
c.
d.
Roots
Stems
Leaves
All of the above in equal proportions
16.
17.
18.
19.
Animals that rely on plant tissue as food are called ___________________.
Animals that rely on animal tissue as food are called __________________.
Animals that feed on dead plant and animal matter are called _______________.
The conversion of sugars to inorganic acids and alcohols in the absence of oxygen is called
___________________.
20. Which of the following is NOT an adaptation for obtaining oxygen _______?
a. Lungs
b. A rumen
c. Gills
d. Tracheal tubes
21. The regulation of body temperature in an animal by internal metabolism is called _____
a. Endothermy
b. Ectothermy
c. Poikilothermy
d. Homeostasis
22. Describe two animal adaptations for conserving water in arid environments
23. The majority of the organic nutrients in tropical rain forests soils are found in the very upper
layers. Explain why there is so much available nutrition at the very top and why there is very
little nutrition deeper in the soil.