Harper BIO101 Ecology Worksheet Latest 2020 MAY

BIO101 Biology Survey

Ecology Worksheet

Ecology Worksheet – Use your textbook and the posted PowerPoints to answer the questions.

1.            Define ecology.  What are the four types of ecology discussed in the text?

2.            What is the difference between biotic and abiotic factors? 

3.            List and describe the 4 abiotic factors that are essential to life.

4.            List the 9 terrestrial biomes found on earth and describe the key characteristics of each.

5.            What biomes are found in the United States?

6.            Identify examples of greenhouse gases.  Describe the greenhouse effect.

7.            What is a carbon footprint?

Chapters 19 and 20

1.            What is population ecology?  On what three factors does population ecology focus?

2.            What is a survivorship curve?  Describe the differences between Type I, II and II curves.

3.            What types of animals are represented by each survivorship curve?

4.            What is biodiversity?  Why is it important? What factors contribute to a decrease in biodiversity?

5.            What is an invasive species?  Give examples from the text.  How are invasive species controlled?

6.            What is community ecology?

7.            Describe the following interspecific interactions.  Give examples of each.  You should be able to recognize what type of interaction is represented if given examples on the exam.

a.            Competition:

b.            Mutualism:

c.             Predation:

d.            Herbivory:

e.            Parasites and Pathogens:

8.            Describe the phenomenon of “mimicry.”

9.            List some examples of how animals avoid predation.

10.          What is a trophic structure? 

11.          What is the difference between a producer and a consumer?What is the difference between primary, secondary, and tertiary consumers?  You should be able to identify producers and consumers in a food chain.

12.          Describe the effect if one of the organisms in a food chain disappears or increases in a population.

13.          What is a keystone species?  Identify one keystone species discussed in the text or PowerPoint.  Describe the consequences of this species disappearing from a population.