EcologyChapter 2

Welcome to Jeopardy

All deserts are an example of

A. Biome B. Biosphere C. Ecosystem D. Community

The statement, “the cowbird can tolerate a wide range of temperatures,” characterizes the cowbird’s ________.

A. Habitat B. Community C. population D. Niche

Burning fossil fuels has rapidly released long-term reserves of the ________________ cycle.

A. Water B. Nitrogen C. Phosphorous D. Carbon

Bears are an example of ________. A. Omnivores B. Detrivores C. Carnivores D. Autotrophs

What type of organism returns nutrients to an ecosystem? A. decomposer B. primary producer C. secondary producer D. top level consumer

__________is the ultimate energy source driving the biogeochemical cycles.

A. Carbon B. Nitrogen C. Sunlight D. Water

The following picture best represents a A. Predation B. Commensalism C. Mutualism D. Parasitism

In what type of activity would you most expect an ecologist to be involved?

A. identifying and classifying various species of insects in an ecosystem

B. locating fossils of distinct species of turtles in a geographical area

C. observing the relationships that woodpeckers have with other species in their environment

D. studying the internal organs of a seal to learn how it survives in its environment

Which of the following is a biotic factor?

A. Algae in the water B. Temperature of the air C. Density of the air D. Amount of sunlight

Each step in a food chain is called… A. Trophic Level B. Energy Transformation C. Energy Pyramid D. Food Web

A bird fluffs its feathers to trap warm air close to its body. The temperature of the air next to the bird’s skin is a(n)

A. Abiotic Factor B. Biotic Factor C. Niche D. Homeostasis Factor

A. carnivores B. herbivores C. autotrophs D. heterotrophs

Which type of organism exists at all trophic levels except the first trophic level?

In the energy pyramid shown below which level has the smallest number of organisms?

A. Mice B. Grass C. Snake D. Cannot determine

Which biogeochemical cycle involves evaporation, transpiration, precipitation and runoff?

A. carbon cycle B. nitrogen cycle C. phosphorus cycle D. water cycle

Animals can be all of the following except… A. Omnivores B. Heterotrophs C. Carnivores D. Autotrophs

The following picture represents

A. Population B. Community C. Ecosystem D. Organism

Water, carbon, and nitrogen are released back into the atmosphere during ____________________. A. Decomposition B. Nitrogen Fixation C. Water Cycle D. Mutualism

The arrows in the diagram represent… A. Who eats who! B. Heat transferred C. Heat lost D. Energy transferred

The following picture is an example of.. A. Community B. Biosphere C. Ecosystem D. Population

Which process describes nitrogen fixation?

A. animals eat plants containing nitrogen and return it to the soil through urination

B. bacteria take nitrogen from the air and convert it to a form usable by plants

C. organisms die and are decomposed into ammonia in the soil

D. plants take nitrogen from the air and store it in their roots

The following is an example of

A. Parasitism B. Predation C. Commensalism D. Mutualism

Some farmers use manure on their crop fields. How does this help the plants? A. protects them from intense sunlight B. keeps insects from eating the crops C. increases soil nitrogen and

phosphorus levels D. increases soil oxygen and carbon

dioxide levels

Which process returns nitrogen to the food web? A. decomposition B. denitrification C. nitrification D. nitrogen fixation

Which species is a carnivore?

A. Flower B. Caterpillar C. Snake D. Leaf

The species interaction most frequently represented in a food chain is A. Mutualism B. Commensalism C. Predation D. Symbiotic relationship

Which species is a detrivore? A. Mushroom B. Rain C. Bear D. Tree

How much of the energy is passed on when one species eats another? A. 100% B. 50% C. 10% D. 0%

This animal is considered

A. Detritivore B. Omnivore C. Autotroph D. Carnivore

Which of the following is not a type of symbiotic relationship? A. Predation B. Mutualism C. Parasitism D. Commensalism

Which of the following is listed from the least complex to the the most complex interactions?

A. Population, Community, Biome, Ecosystem B. Community, Biome, Ecosystem, Community C. Ecosystem, Community, Biome, Biosphere D. Population, Community, Ecosystem, Biosphere

Which of the following would be something a ecologist would study?

A. Measure the effect of algae on a goldfish population in Lake Erie

B. Study the internal structure of a venus fly trap

C. Study how a virus is transmittedD. Measure the average temperature in the

rainforest for the past 10 years.