Ecology Review

If you do not understand a direction or part of a lab procedure, you should

• Figure it out as you do the lab.

• Try several methods until something works.

• Ask the instructor before beginning the lab

• Skip it and go on to the next part.

The variable in an experiment that is manipulated/purposely changed is a(n) ____.

(a)  

• Dependent

• Control

• Independent
• Hypothesis

After you collect your data in a scientific investigation, what is the next thing you will do?

• Experiment

• Analyze the data

• Restate the Hypothesis

• State the Question

Lisa boiled 5 cups of water in the pot. This is an example of a(n) ____.

• Qualitative observation

• Quantitative observation

• Inference

• Conclusion

Which of the following describes a constant?

(a)  

• Something you keep the same
• The thing that you change

• A really good guess based on prior knowledge

• The thing you will measure

Which choice below shows the organization of the biosphere from the most specific category to the broadest category?

(a)  

• Organism ➜ Community ➜ Population ➜ Biome ➜ Ecosystem

• Organism ➜ Population ➜ Community ➜ Biome ➜ Ecosystem

• Organism ➜ Population ➜ Community ➜ Ecosystem ➜ Bi
• Organism ➜ Community ➜ Population ➜ Ecosystem ➜ Biome

All individuals of a species that occur together make up a population. Which of the following is an example of a population?

• The rocks in a rock collection.

• The gray wolves in a forest

• The cats and the dogs in your neighborhood.

• The bushes, the grass, and the trees in a park.

When a partially rotted log was turned over, fungi, termites, pill bugs, ants, slugs, and earthworms were found to be living in and around it. These organisms collectively represent a ____________.

• Community

• Population

• Species

• Biosphere

The area that provides a place to obtain food, water, and shelter in order to survive is called its ____________.

• population

• community

• species

• habitat

A type of bird builds its nests in holes in trees and eats seeds with soft-shells. These activities make up the bird's:

• Habitat.

• Ecosystem.

• Niche.

• Community