BSC1011 Lab Study Guide
Ecology

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Terms to Know in This Chapter:

aquatic [ah QWAH tik]

benthic [BEN thick]

biodiversity

biome [BY ohm]

biotic

carnivore (sing.) [CAR neh vore]

climax community

community

decomposer

disclimax [DIS CLIE max]

ecology [ee KOLL oh gee]

ecosystem

eutrophication [ew trow feh KAY shun]

evaporation

habitat

herbivore (sing.)

niche [NEESH]

pelagic [peh LADGE ik]

phytoplankton [FIE toe PLANK ton]

pioneer organism

plankton [PLANK ton]

population (sing.)

primary consumer (sing.)

primary producer (sing.)

saphrobe (sing.) [SAFF robe]

scavenger (sing.)

secondary consumer (sing.)

succession

tertiary consumer (sing.) [TUR shee air ee]

zooplankton [ZOE plank ton]

What You Need to Know:

You should be able to:

1. create an ecosystem and monitor its biology and chemistry over the semester,
2. keep a scientific notebook,
3. use a hemocytometer,
4. perform a variety of chemical tests for dissolved oxygen, ammonia and nitrite, pH, temperature, phosphorous and any others designated by the instructor.

Exercises: Fill in the Blank.

1. is the scientific study of interactions of organisms and their environment.
2. The place a species occupies in its community is called its .
3. When a population is artificially maintained in the environment, it is referred as a community.
4. Bottom dwelling organisms are called .
5. Microscopic plants are referred to as .

Exercises: Multiple Choice. Select the Best Answer.

1. An organism that eats only animals is referred to as a:
   (1) primary consumer.
   (2) carnivore.
   (3) herbivore.
   (4) producer.
   (5) carnivore or primary consumer.
2. Bacteria would be considered which type of organism?
   (1) decomposer
   (2) primary consumer
   (3) producer
   (4) zooplankton
   (5) secondary consumer
3. The most advanced population and the most mature age wise would be referred to as:
   (1) an ecosystem.
   (2) a population.
   (3) a disclimax community.
   (4) a climax community
   (5) none of the above
4. These are opportunistic feeders and will feed on virtually anything.
   (1) consumers
   (2) saphrobes
   (3) scavengers
   (4) phytoplankton
   (5) zooplankton