Cells & Heredity Earths Atmosphere Scientific Method.

Cells & HeredityEarth’s AtmosphereScientific Method

DefinitionsDefinitions GeneticsGenetics Earth’s Earth’s AtmosphereAtmosphere DefinitionsDefinitions MiscMisc

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What is a constant in an What is a constant in an experiment?experiment?

A.A. Something that stays the same.Something that stays the same.

B.B. Something that changes only once.Something that changes only once.

C.C. Something that changes always.Something that changes always.

10 Points10 Points

A variable in an experiment isA variable in an experiment is

A.A. Something that changesSomething that changes

B.B. Something that stays the same initally.Something that stays the same initally.

C.C. Something that stays the same Something that stays the same always.always.

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An experimental control isAn experimental control is

A.A. A method that makes an experiment A method that makes an experiment less reliable.less reliable.

B.B. A method that makes an experiment A method that makes an experiment more reliable.more reliable.

C.C. Not necessary.Not necessary.

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An organelle that helps break An organelle that helps break down food particles isdown food particles is

A.A. nucleus.nucleus.

B.B. Golgi apparatus.Golgi apparatus.

C.C. lysosomelysosome

..

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Where is genetic information found in a Where is genetic information found in a prokaryote cell?prokaryote cell?

A.A. chloroplastchloroplast

B.B. CytoplasmCytoplasm

C.C. mitochondriamitochondria

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Mitosis (nucleus reproduction) Mitosis (nucleus reproduction) and cytokinesis (cytoplasm and cytokinesis (cytoplasm

reproduction) are at the end of reproduction) are at the end of the the

A.A. Prokaryotic cell cycle.Prokaryotic cell cycle.

B.B. Cell cycle.Cell cycle.

C.C. world.world.

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Each prokaryotic daughter cell Each prokaryotic daughter cell must get a complete copy of must get a complete copy of

DNA from the parent.DNA from the parent.

A.A. It depends.It depends.

B.B. True.True.

C.C. False.False.

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Genes are inherited from yourGenes are inherited from your

A.A. From your aunts and uncles. From your aunts and uncles.

B.B. From your grandparents only.From your grandparents only.

C.C. parents.parents.

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The Coriolis effect is caused by The Coriolis effect is caused by

A.A. the rotation of the Earth on its axis.the rotation of the Earth on its axis.

B.B. the revolution of Earth on its axis.the revolution of Earth on its axis.

C.C. the revolution of Earth around the Sun.the revolution of Earth around the Sun.

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Which of these affects only local Which of these affects only local climate?.climate?.

A.A. a sea breezea sea breeze

B.B. global warmingglobal warming

C.C. a land breezea land breeze

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The ozone layer is important The ozone layer is important because itbecause it

A.A. produces harmful radiation.produces harmful radiation.

B.B. absorbs harmful radiation.absorbs harmful radiation.

C.C. supplies oxygen to us.supplies oxygen to us.

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Clouds form when air Clouds form when air

A.A. rises and warms.rises and warms.

B.B. rises and cools.rises and cools.

C.C. rises and freezes.rises and freezes.

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How does heat energy get from How does heat energy get from Earth’s surface to the clouds and Earth’s surface to the clouds and

air?air?

A.A. By convection.By convection.

B.B. By conduction.By conduction.

C.C. By radiation.By radiation.

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A scientific modelA scientific model

A.A. must be an exact copy.must be an exact copy.

B.B. can help us to understand better.can help us to understand better.

C.C. always results from a drawing.always results from a drawing.

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What part of the atmosphere contains What part of the atmosphere contains ozone?ozone?

A.A. TroposphereTroposphere

B.B. StratosphereStratosphere

C.C. MesosphereMesosphere

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A low pressure system bringsA low pressure system brings

A. beautiful clear weather.

B. stormy weather.

C. balmy, cool weather.

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Two things that define air Two things that define air mass are mass are

A.A. temperature and moisture.temperature and moisture.

B.B. temperature and altitude.temperature and altitude.

C.C. moisture and altitude.moisture and altitude.

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Precipitation forms when Precipitation forms when

A.A. water droplets combine.water droplets combine.

B.B. water droplets spread out.water droplets spread out.

C.C. water droplets freeze quickly.water droplets freeze quickly.

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Over half of the energy from Over half of the energy from the sun is the sun is

A.A. absorbed by the Troposphere.absorbed by the Troposphere.

B.B. reflected by the Earth’s surface.reflected by the Earth’s surface.

C.C. absorbed by the Earth’s surface.absorbed by the Earth’s surface.

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Winds moveWinds move

A.A. due to equal heating of the due to equal heating of the atmosphere.atmosphere.

B.B. from low to high pressure areas.from low to high pressure areas.

C.C. from high to low pressure areas.from high to low pressure areas.

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