Raquel Wood
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Spring 2018

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Raquel Wood
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BIO 100 Test #1

Question 1 of 35

1

What is biology?

Select one of the following:

  • the study of life

  • the study of the environment

  • the study of DNA

  • the study of ecosystems

  • the study of organelles

Explanation

Question 2 of 35

1

Which of the following is NOT a property of life?

Select one of the following:

  • populations or organisms that are unable to change over time

  • living things exhibit complex but ordered organization

  • organisms take in energy and use it to perform all of life's activities

  • organisms reproduce their own kind

  • organisms respond to environmental stimuli

Explanation

Question 3 of 35

1

You try to start your car, but it does not start. Which of there is a hypothesis?

Select one of the following:

  • my car does not start

  • my car's battery might be dead

  • if I recharge the battery, then my car will start

  • my car is too old to function properly

  • what's wrong with my car?

Explanation

Question 4 of 35

1

Discovery science is primarily based on ____________.

Select one of the following:

  • hypothesis testing

  • deduction

  • experimentation

  • theory

  • observation

Explanation

Question 5 of 35

1

Which of the following is a producer?

Select one of the following:

  • house plant

  • earthworm

  • dog

  • sun

  • cow

Explanation

Question 6 of 35

1

Humans are ____________.

Select one of the following:

  • ecosystems

  • producers

  • cells

  • consumers

  • decomposers

Explanation

Question 7 of 35

1

Relative to prokaryotic cells, eukaryotic cells are usually ____________.

Select one of the following:

  • smaller and more complex

  • smaller and simpler

  • smaller and equally complex

  • larger and equally complex

  • larger and more complex

Explanation

Question 8 of 35

1

Humans are composed of ____________ cells.

Select one of the following:

  • bacterial

  • archaeal

  • eukaryotic

  • plant

  • prokaryotic

Explanation

Question 9 of 35

1

Which of the following is NOT recycled, but is lost from ecosystems?

Select one of the following:

  • nitrogen

  • energy

  • magnesium

  • carbon

  • sodium

Explanation

Question 10 of 35

1

Which domain(s) consist(s) of prokaryotic cells?

Select one of the following:

  • bacteria only

  • eukarya only

  • archaea and eukarya

  • achaea only

  • bacteria and archaea

Explanation

Question 11 of 35

1

Ecology is the study of ____________.

Select one of the following:

  • life

  • relationships among different species

  • human effects on the environment

  • interactions between humans and other species

  • interactions between organisms and their enironment

Explanation

Question 12 of 35

1

Which of the following is abiotic?

Select one of the following:

  • a protist

  • an animal

  • a plant

  • a fungus

  • a rock

Explanation

Question 13 of 35

1

What level of ecology is concerned with groups of individuals of the SAME species?

Select one of the following:

  • community

  • tissue

  • organism

  • ecosystem

  • population

Explanation

Question 14 of 35

1

What level of ecology is concerned with groups of individuals of DIFFERENT species?

Select one of the following:

  • community

  • tissue

  • organism

  • ecosystem

  • population

Explanation

Question 15 of 35

1

What level of ecology is concerned with both the biotic and abiotic aspects of an environment?

Select one of the following:

  • community

  • tissue

  • organism

  • ecosystem

  • population

Explanation

Question 16 of 35

1

What is the primary source of energy for nearly ALL of the earth's ecosystems?

Select one of the following:

  • sunlight

  • geothermal vents

  • volcanoes

  • wind

  • rocks and soil

Explanation

Question 17 of 35

1

Water moves from land to the atmosphere through ____________.

Select one of the following:

  • evaporation only

  • precipitation

  • transpiration only

  • transpiration and evaporation

  • evaporation and precipitation

Explanation

Question 18 of 35

1

Which part of the earth receives the greatest intensity of solar radiation?

Select one of the following:

  • Tropic of Cancer

  • Tropic of Cancer and Tropic of Capricorn

  • equator

  • North and South Poles

  • all parts of the earth receive the same intensity of solar radiation

Explanation

Question 19 of 35

1

Areas of the earth with similar climate, plants, and animals.

Select one of the following:

  • life zone

  • photic zone

  • benthis zone

  • biomes

  • none of the above

Explanation

Question 20 of 35

1

Terrestrial biomes distribution is primarily determined by temperature and rainfall.

Select one of the following:

  • True
  • False

Explanation

Question 21 of 35

1

What is a population?

Select one of the following:

  • a group of organisms that occupy the same general area plus all the abiotic factors

  • a group of organisms that occupy the same general are

  • a group of organisms of the same species that occupy the same general area

  • all the organisms of a single species existing at a particular time

  • none of the above

Explanation

Question 22 of 35

1

The number of individuals of a population per unit area ois the ____________.

Select one of the following:

  • population dispersion pattern

  • population density

  • population age structure

  • population

  • population's intrinsic rate of increase

Explanation

Question 23 of 35

1

In the absence of all limiting factors, a population's growth follows a(n) ____________ model.

Select one of the following:

  • exponential

  • hypergeometric

  • mathmatical

  • arithmetic

  • logistic

Explanation

Question 24 of 35

1

____________ is the maximum population size that a particular habitat can support and at which the population stabilizes.

Select one of the following:

  • survivorship curve

  • carrying capacity

  • population growth rate

  • population size

  • intrinsic rate of increase

Explanation

Question 25 of 35

1

Factors that tend to reduce population numbers are called ____________.

Select one of the following:

  • carrying capacities

  • reproductive potentials

  • density limits

  • environmental resistances

Explanation

Question 26 of 35

1

Potential of a species to increase its numbers is termed ____________.

Select one of the following:

  • environmental resistances

  • reproductive (biotic) potential

  • carrying capacity

  • density limits

  • migration limits

Explanation

Question 27 of 35

1

A population-limiting factor whose effects intensify as the population increases in density.

Select one of the following:

  • carrying capacity

  • density-dependent factor

  • density-independent factor

  • reproductive potential

  • none of the above

Explanation

Question 28 of 35

1

Which one of the following factors that limits population growth is density dependent?

Select one of the following:

  • nutrients

  • water

  • weather

  • soil

  • competition

Explanation

Question 29 of 35

1

When the biotic potential is GREATER than the environmental resistance, then a population INCREASES.

Select one of the following:

  • True
  • False

Explanation

Question 30 of 35

1

The role (or function) that a species plays in its community, including its habitat and its interations with other organisms.

Select one of the following:

  • habitat designation

  • niche

  • producer

  • primary consumer

  • none of the above

Explanation

Question 31 of 35

1

Energy is recycled within and between ecosystems.

Select one of the following:

  • True
  • False

Explanation

Question 32 of 35

1

An interaction between organisms using the same resource, which is often present in limited supplies.

Select one of the following:

  • carrying capacity factors

  • competition

  • ecological niche

  • biological magnification

  • biological amplification

Explanation

Question 33 of 35

1

When one species benefits at the expense of the other.

Select one of the following:

  • mutualism

  • parasitism

  • commensualism

  • abiotic inversion

  • none of the above

Explanation

Question 34 of 35

1

Which of the following is NOT a component of biological diversity?

Select one of the following:

  • genetic diversity

  • species diversity

  • ecosystem diversity

  • sub species diversity

Explanation

Question 35 of 35

1

A species whose impact on its community is much larger than its total mass or abundance would indicate.

Select one of the following:

  • keystone species

  • producer species

  • mutualistic species

  • predatory species

  • biophilic species

Explanation

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