Ch. 1/2
List the four organic compounds.
Lipids, Proteins, Carbohydrates, and Nucleic Acids
Place the following in order: organism, biome, community, population, ecosystem.
Organism, population, community, ecosystem, biome.
Primary consumers only eat what other organism in the food chain/web?
Primary producer.
Describe the clumped distribution pattern.
Answers will vary.
If vinegar has a pH of 2.5, describe the hydrogen and hydroxide ion concentration.
More hydrogen ions and fewer hydroxide ions.
What is the name for a group of ecosystems that share similar climates and typical organisms?
Biome
What do the arrows in a food web indicate?
The movement of energy from prey to predator.
Give an example of a limiting factor.
Answers will vary.
What is the difference between a monosaccharide and a disaccharide?
Monosaccharide = single sugar
Disaccharide = double sugar
According to the levels of organization, what comes after a population.
Community.
What is the difference between the movement of matter and the movement of energy in an ecosystem?
Matter cycles and energy flows.
Define carrying capacity.
The maximum number of individuals of a particular species that a particular environment can support.
Increasing temperature decreases enzyme activity.
What is the difference between biotic and abiotic factors?
Biotic factors = living
Abiotic factors = nonliving
If an organism is a secondary consumer, which trophic level would it be on?
3
What is the difference between an exponential graph and a logistic graph?
Logistic graph is realistic and caps off at the carrying capacity.
A nucleotide is made of three components. What are they?
Sugar, phosphate, nitrogen base.
A climate diagram shows the average ____________ and ____________ of a given location during each month of the year.
Nitrogen gas is unusable by most organisms. What organism makes nitrogen usable?
Nitrogen-fixing bacteria.
A single bacterium replicates every 5 minutes. How many bacterial cells will there be after 30 minutes.
2^6 bacterial cells.