Scientific Method
What form are Hypotheses written in?
"If....then..." statements.
What are the levels of organization in ecology?
Organism, Population, Community, Ecosystem and Biome.
What is a biome?
Large geographic areas with similar climax communities.
What is Carrying Capacity?
The number of other living organisms that a region can support.
The sustainable use of natural resources is one way to conserve an area's biodiversity.
True or false?
True.
What should not be included in your result?
A. Errors
B. Methods used
C. Quantitative and qualitative data
D. Estimations or guesses
D. Estimations or guesses because the results come straight from the experiment.
What are abiotic factors?
Non-living things such as moisture, temperature, soil, wind, and sunlight.
The amount of oxygen in a fish tank that affects the number of fish that can live in the tank is known as?
Limiting factor.
What problem can arise for another species when there is a decrease in predators?
Too many of the other species will over populate the area, and food will become scarce.
Name one renewable source and one non-renewable source.
(hint : you need one of each )
trees, wind, water, sunlight
coal, oil, natural gas
The amount of pedals on a flower are what kind of data? (Hint: it is one of the variables that start with the letter "Q")
What is a detritivore?
An organism that eats detritus, or dead organic matter.
The largest percentage of water on earth is located where?
The oceans.
A dramatic decline in the size of a population over a short period of time is called a?
Population crash.
Which of the following resources can be considered renewable: Natural gas, quartz, uranium, wood?
Wood is can be considered a renewable source.
Where should research for an experiment come from before conducting an experiment?
Scientific articles, journals, reliable internet sources, the library, or other experiment results.
What is photosynthesis?
Capturing energy from the sun to make food.
What is a biotic factor?
This is any living factor in an organism's environment.
What happens when two organisms compete for resources?
One out competes the other.
Do larger islands have more or less biodiversity than smaller islands.
Larger islands have more biodiversity.
In your experience with the Scientific Method, which step requires the most observation? Explain your answer.
Question because your observation are what influence your question and curiosity.
Analysis because your result is based off of the observations you made from the data collected during the experiment.
Name the 5 major cycles of matter in the environment.
Carbon, Nitrogen, Water, Phosphorus and Oxygen cycles.
What event occurs on a hillside after it has experienced a destructive mudslide?
(hint: ecological succession)
Secondary succession.
What is an invasive species?
An introduced species that out competes all others.
The extinction rate of terrestrial and freshwater species is currently higher than the extinction rate of marine species.
What is the most likely reason for this:
A : human activities have a greater impact on terrestrial and freshwater ecosystems
B : marine organisms have had a longer time to adapt to their environment?
A : human activities have a greater impact on terrestrial and freshwater ecosystems