BIO 100 EXAM1

What organism do coral polyps live in a symbiotic relationship with?

Algae

Different wave lengths correspond with different colors of light most plans absorb....

Blue and red

Which of the following are considered to be greenhouse gases?

-Carbon dioxide -Methane -Oxygen -Water vapor Correct Answer: Methane

As global warming increases average land surface temperatures, several other related climate change events have started to occur with increased frequency...

-Coastal Flooding -Heat waves -Severe Droughts -Hurricanes and tornados -Extreme precipitation events

Which of the following is not directly associated with an increase in global temperatures?

-Heat waves -Extreme precipitation events, such as floods -Droughts -Increases in the frequency of tornadoes Correct Answer:Increases in the frequency of tornadoes

Climate change has already caused which of the following at the individual and species levels? SELECT ALL THAT APPLY

-Increased extinction rates -Decreased temperature-related deaths -Increased exposure to diseases from mosquito vectors -All of the above Correct Answer:Increased extinction rates and increased exposure to diseases from mosquito vectors

Greenhouse gases surround earth, trapping heat near the surface.. what are the green house gases?

-Nitrous oxide -Methane -Carbon Dioxide -Chlorofluorocarbons (CFCS) -Water Vapor -Ozone

It can retain and release almost...... the amount of heat as carbon dioxide, making it very powerful greenhouse gas.

30 times

As Carbon dissolves in water, it produces...

Carbonic Acid

Carbon dioxide dissolves easily in water, forming......

Carbonic Acid

Living organisms release carbon dioxide into the atmosphere through the process of....

Cellular respiration

The average temperature and precipitation of an area are referred to as its

Climate

Within the biosphere, carbon.... between non-living components and living organism

Cycles

Evidence suggests that the climate of the United States is currently stable and will not change until the year 2050. True or False

False

The consequences of global climate change may be completely eliminated solely through the development of new technologies. True or False

False

This phenomenon is called..... and is responsible for allowing our planet to be warm enough to sustain life

Greenhouse effect

As levels of carbon dioxide and other greenhouse gases rise in the atmosphere, global temperatures.....

Increase

Which of these are causes of disease due to climate change?

Increase in vectors such as ticks and mosquitos

As a result, carbon dioxide levels have.... in concentration

Increased

This is directly associated with.... Global temperatures

Increased

What are the products of the light dependent reactions of photosynthesis?

Oxygen and high energy molecules

Plants remove carbon dioxide from the atmosphere through the process of ...... and from carbon molecules called carbohydrates

Photosynthesis

Solar energy strikes earths as........ traveling at different wavelengths

Protons

What type of light is best for plant photosynthesis?

Red and blue

With regard to food choices, a diet that contains more locally grown vegetables would do what to your carbon footprint?

Reduce your overall Footprint

Mosquitoes and ticks are called vectors because they have the ability to transmit a disease between individuals. True or False

True

Those that are the most important to photosynthesis include those within the... spectrum

Visible light

This is called ocean......

acidification

This area ranges from the depths of the ocean to the upper limits of the......, or the layers of gases that surround and protect the earth.

atmosphere

The sum of all locations on earth where life exists is called the.....

biosphere

The..... of a given area refers to its patterns of temperature and rainfall

climate

As global warming increases average land surface temperatures, several other related climate change events have started

coastal flooding, severe droughts, heat waves, or all of the above Correct answer:ALL OF THE ABOVE

This causes the acidity, or PH of oceans to.....

decrease

When they are burned, this carbon is released back into the atmosphere, where it all acts as....

greenhouse gas

Because of human activities, the amount of methane in the atmosphere have..... contributing to an increased greenhouse effect

increased

The emissions from fossil fuels have..... since 1995

increased

Once absorbed. it is released slowly back into the atmosphere as ........ or heat

infrared heat

It is important to note that because the biosphere is dependent on climate, changes in the climate of one region may have........ on the climates of the other regions

no impact

plants are ..... including chlorophyll and carotenoids to absorb light

pigments

As organic material decomposes, methane is produced naturally. It is also released as a by- product of ....... and forms landfills

raising livestock

Methane is a ..... gas in the atmospher

rare

Fossil fuels are... of carbon, storing them deep in the ground

reservoirs

The major reservoirs that store carbon are called carbon.... and include the ocean, fossil fuels, and the atmosphere

sinks

However, some of this..... strikes areas of ocean or land where it is absorbed

solar energy

Because of this, they are called carbon....

sources

Plants are important to the carbon cycle because...

they trap carbon to make sugar

All of the molecules in your body (except water) are carbon based true or false

true

Water, carbon dioxide, and other greenhouse gases trap some of this energy, allowing temperatures on earth to become....

warmer

Refer to Figure 3.10. An increase in the temperature of a grassland, with no change in the precipitation patterns, would result in it changing into which type of biome?

Savanna

As...... strikes the earth, some is reflected back into space by areas of snow or ice.

Solar energy

What part of the carbon cycle has humans altered the most?

Removing carbon trapped in the soil as coal and oil

Which of the following levels of biological organization represents the sum of all of the locations where life may be found on the planet?

-A community -Earth -An ecosystem -The biosphere Correct Answer:Biosphere

Which of the following forms of geoengineering proposes increasing the reflectivity of the planet so that more solar radiation is reflected back into space?

-CDR -SRM -Genetic manipulation Correct Answer: SRM

In which of the following processes does atmospheric carbon get combined with energy to form carbohydrates?

-Calvin cycle -Light-dependent reactions -Cellular repiration Correct Answer: Light-dependent reactions

Which of the following statements are correct regarding the element carbon?

-It forms long chains called hydrocarbons. -Its long-term reservoir is living creatures. -It is involved in the formation of organic molecules. -It is absorbed from the atmosphere via the process of photosynthesis in plants. Correct Answer:It is absorbed from the atmosphere via the process of photosynthesis in plants.

Which of the following is not considered to be a clean form of alternative energy?

-Nuclear power -Geothermal -Wind -Solar Correct Answer: Nuclear Power

The production of carbonic acid occurs as a result of increased carbon dioxide concentrations in which of the following

-Oceans -Atmosphere -Soil -All of the above Correct Answer: Oceans

Which of the following carbon reservoirs do members of the biosphere exchange carbon with regularly?

-Oceans -The atmosphere -Fossil fuels below ground -All of the above Correct Answer: The atmosphere

Which of the following is required for the formation of a fossil fuel?

-Organic remains of plants and animals -Decomposition of the remains by bacteria -Low pressure -High temperatures Correct Answer:Organic remains of plants and animals and High temperatures

Which of the following contribute to your individual carbon footprint?

-Recycling options -Energy choices -Transportation choices -Food choices Correct Answer: All of them

Climate change impacting the biosphere

-Snow cover and glaciers decrease -Extreme weather events increase in frequency -Sea levels rise -The ocean under go acidification -Air and land temperatures increase -Sea surface temperature increases

The inputs to the light-dependent reactions of photosynthesis include which of the following?

-Water -Oxygen -Sunlight -Carbon dioxide Correct Answer: Sunlight and Water

Which of the following sources of alternative energy have the ability to be used almost anywhere on the planet?

-Wind -Nuclear -Solar -Geothermal Correct Answer: Solar and Wind

Other factors that impact ..... include the amount of the sun's energy that strikes that area and its........ or physical features.

-climate -topography

Sea levels.... as sea ice levels and glacier coverage.......

-increases -decreases

Invasive species:

-may be introduced accidentally by humans. -disrupt local biological communities. -can adapt to changing environmental conditions. -All of the above Correct Answer: All of the above

Which of these are NOT true about methane?

1)It can retain and release almost 30 times the amount of heat as CO2 2)Human activity is increasing its release from areas of permafrost melting 3)As organic material decomposes, methane is produced naturally 4)It is most commonly released by organic vegetable farms Correct Answer:It is most commonly released by organic vegetable farms

Which of these is NOT a major carbon sink (carbon cycle)?

1)Oceans 2)Animals 3)Soil 4)Atmosphere Correct Answer: Animals

Which of these are not caused by climate change?

1-A very hot day in the Summer time 2-Increased chances of powerful hurricanes 3-Severe droughts due to changing wind patterns 4-Glacial melting Correct Answer:A very hot day in the Summer time

Which of these is NOT a cause of coral bleaching?

1-Increased temperatures 2-ocean acidification 3-Increased exposure to UV light 4-All of these are correct Correct Answer: All of these are correct

The major sources of this greenhouse gas are agriculture and the decay of organic material.

Methane

Which of the following is NOT considered a greenhouse gas?

Methane,Carbon Dioxide,Nitrogen, or Ozone Correct answer: Nitrogen

According to this 2018 temperature map...

Most of the planet is experiencing much more to record warmest temperatures

These wavelengths are measured as ..... and range from heat and X rays to visible light

Nanometers