Relationship in the environment

Unit 10Semester 2

_______ Factors keep populations from increasing

• A) emigrating• B) limiting• C) starving• D) decreasing

Which of the following is not an acceptable method for marking an animal population for counting purposes?

• A) transmitters• B) ear tags• C) paint • D) leg bands

How does emigration effect population size?

• A) It decreases it• B) It increases it• C) It stays the same• D) It causes more deaths than births

The job of an organism in a community is called a ____.

• A) Limiting factor• B) niche• C) habitat• D) competition

Producers are at what level in the food chain?

• A) First• B) Second• C) Third• D) Always at the top

The type of relationship in which one organism is helped and the second organism is harmed

• A) predation• B) parasitism• C) commensalism• D) mutualism

Food webs are made up of ___ connected together.

• A) populations• B) communities• C) competitors• D) food chains

A shark often has a smaller fish riding on it called a remora. The Remora feeds on fragments of food left by the shark and embedded copepod parasites. This is an example of:

• A) parasitism• B) commensalism• C) predation• D) mutualism

The number of individuals of a certain species per unit area is called predator-prey relationship

True or False?

It is estimated that a minimum of 500 individuals is needed to prevent extinction

True or False?

The last stage of succession in a community is the biome

True or False?

Density-dependent limiting factors operate on large populations more than small populations

True or False?

When population density becomes too low, the survival of the species is endangered.

True or False?

In the water cycle, water is in the form of a liquid after it evaporates

True or False?

The last stage of succession in a community is the climax community

True or False?

Oil is not a fossil fuel.

True or False?

The combination of smoke and fog is known as smog

True or False?

Wood is a fossil fuel.

True or False?

The combination of smoke and carbon dioxide is known as smog

True or False?

Coal is a fossil fuel.

True or False?

A toxic waste known as PCB is produced in making paint and ink.

True or False?

Each step up in the food chain increases the amount of PCB’s in the body.

True or False?

As a pond goes through succession, it becomes more shallow

True or False?

A pH below 5.5 is congruent with what type of condensation?

• A) snow• B) hail• C) rain• D) acid rain

The reusing of resources is called

• A) recycling• B) trash collecting• C) litter• D) landfill

The world’s largest ecosystem is the _____.

• A) tropical rainforest• B) ocean• C) sea • D) Antartic

Organisms that make their own food

• A) producers• B) decomposers• C) carnivores• D) omnivores

All the organisms in an area that depend on each other.

• A) community• B) population• C) habitat• D) omnivores

Organisms that eat both plants and animals

• A) parasites• B) decomposers• C) carnivores• D) omnivores

Organisms of the same species living in an area

• A) community• B) population• C) habitat• D) omnivores

Something that can be broken down by microbes into harmless chemicals and used by other living things

• A) combustable• B) endangered• C) biodegradable• D) biohazard

Diagram that shows loss of energy in the food chain.

• A) Food web• B) Food pyramid• C) schematic• D) energy pyramid

The temperature, light, and precipitation of an area over many years

• A) weather• B) rain index• C) climate• D) energy pyramid

The study of the interaction between living things and the environment

• A) zoology• B) biology• C) ecology• D) botany

Place where a plant or animal lives

• A) community• B) population• C) habitat• D) omnivores

The trapping of the heat near the Earth’s surface.

• A) greenhouse effect• B) coriolus effect• C) Hawthorne effect• D) placebo effect

Endangered Species Act of 1973• States that anyone

found guilty of killing , capturing, or removing endangered species from its environment can be fined up to $20,000 and jailed for 1 year.

• Example Endangered species• Asian Elephant (Elephas maximus) • Blue Whale (Balaenoptera

musculus) • Giant Panda (Ailuropoda

melanoleuca) • California Condor (Gymnogyps

californianus)

• more