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2nd Semester Exam Review

Total questions: 50

Worksheet time: 51mins

Name
Class
Date
1.

All varieties of Bt Corn pollen were proven to kill butterfly larvae.

a)

This statement is completely true.

b)

This statement is true for only one variety of Bt corn.

c)

This statement is true for all but one variety of Bt corn.

d)

This statement is completely false.

2.

Using this image, what conclusion is the most appropriate?

a)

Milkweed leaves alone will cause larvae to perish

b)

Milkweed with pollen will cause larvae to perish

c)

Milkweed with Bt corn pollen will kill larvae

d)

There is no difference between treatment groups.

3.

Water evaporating from the surface of a lake moves from the...

a)

Atmosphere to the geosphere

b)

Geosphere to the hydrosphere

c)

Hydrosphere to the atmosphere

d)

Atmosphere to the hydrosphere

4.

Coral reefs protect the coastline by absorbing the energy from the pounding waves. What 2 spheres are interacting in this event?

a)

biosphere and hydrosphere

b)

hydrosphere and geosphere

c)

geosphere and biosphere

d)

geosphere and atmosphere

5.
What is happening at 1?
a)
respiration: releasing CO2
b)
decomposing CO2 in the soil
c)
photosynthesis: absorbing CO2
d)
turning CO2 from the atmosphere into organic molecules
6.

Organisms that die in the ocean may __________ to the bottom and form limestone rock of a period of time.

a)

sink

b)

float

c)

rise

d)

increase

7.

Select all that apply.

Which of the following are carbon sources.

a)

fossil fuel combustion

b)

volcanic eruptions

c)

forests

d)

oceans

8.

Select all that apply.

Which of the following are carbon sinks.

a)

soil and rocks

b)

fossil fuels

c)

forests

d)

oceans

9.

Only P waves travel through the Mantle

a)

True

b)

False

10.

When P waves leave the mantle and enter the outer core, they...

a)

refract and slow down

b)

diffract and speed up

c)

reflect and speed up

d)

they can't enter the outer core

11.

Which shadow zone is larger?

a)

S wave shadow

b)

P waves shadow

c)

P and S shadow zones are equal in size

12.

These waves can travel through the inner core...

a)

P waves only

b)

S waves only

c)

P and S waves

d)

Neither P nor S waves

13.

If the Earth did NOT have a liquid outer core, how would earthquake waves travel differently.

a)

P and S waves would both be absorbed.

b)

Only S waves would travel through the Earth's core.

c)

Shadow zones would not exist.

d)

S waves would travel faster than P waves.

14.
Which is the correct order to time units from smallest to largest?
a)
Epoch, period, era, eon
b)
Epoch, era, period, eon
c)
Eon, era, period, epoch
d)
Period, eon, epoch, era
15.
What event marks the end of each geologic area?
a)
1 million years
b)
burst of new life forms
c)
mass extinction
d)
ice age
16.

Which statement is NOT true?

a)

Mammals and dinosaurs lived at the same time

b)

The continents were once combined in a supercontinent called Pangaea

c)

Early life was found in carbon dioxide in glacial deposits

d)

Fossilized remains of organisms is found on continental crust

17.

The continental crust floats on top of the mantle because the crust is

a)

less dense than the mantle

b)

made of liquid material

c)

made of oxygen which is a light element

d)

separated by the mantle by a layer of water

18.

The diagram shows a cross section of a tectonic plate boundary. Which terms best describes features 1,2 and 3?

a)

1 continental crust, 2 mantle, 3 oceanic crust

b)

1 mantle, 2 oceanic crust, 3 continental crust

c)

1 oceanic crust, 2 mantle, 3 continental crust

d)

1 continental crust, 2 oceanic crust, 3 mantle

19.

What are stromatolites famous for in Earth's history?

a)

Making continents

b)

Putting Oxygen in the Air

c)

Putting Carbon in the Air

d)

Making life

20.

Erosion and uplift control the growth or destruction of mountains. What mechanism(s) plays a major role in this erosion? (PIck as many as apply)

a)

rivers.

b)

the ice age

c)

plate shifting

d)

glaciers

21.

What in Earth's history is responsible for our current availability of fossil fuels?

a)

Banded Iron Formations

b)

Extinction of the Dinosaurs

c)

Temperature Swamps covering continents

d)

Stromatolites present across shallow waters

22.
A relatively small, dense star at the end of its life cycle, which generates little or no energy and has contracted to its densest state.
What stage in the life cycle does this describe? 
a)
Black Hole
b)
Nebula
c)
White Dwarf
d)
Red Giant
23.
A star at the stage in its life cycle when it stops burning hydrogen, begins burning helium, and expands to a large, low-density star.
What stage in the life cycle does this describe? 
a)
Supernova
b)
Black Hole
c)
Main Sequence
d)
Red Giant or Red Supergiant
24.
This is an example of...
a)
Fission  reaction
b)
Fusion reaction
c)
Decomposition reaction
d)
Decay
25.

What is emitted during Alpha Radiation?

a)

A helium nucleus

b)

An electron

c)

Gamma Rays.

d)

Positrons

26.

Which type of nuclear radiation is being emitted here?

a)

Fission

b)

Radioactive Beta Decay

c)

Fusion

d)

Radioactive Alpha Decay

27.

Hubble observed that galaxies are

a)

moving to the center of the universe

b)

moving away from us

c)

moving towards us

d)

standing still

28.
The existence of the cosmic background radiation implies that
a)
the big bang model is wrong.
b)
the universe began in a hot, dense state.
c)
the universe did not have a moment of creation.
d)
the universe began in a cold, low-density state. 
29.

Electromagnetic radiation as a remnant from an early stage of the universe in Big Bang cosmology.

a)

Big Bang

b)

Doppler Effect

c)

Red Shift

d)

Cosmic Background Radiation

30.

In the Big Bang model, which describes a universe that will stop expanding and begin to contract?

a)

flat

b)

open

c)

closed

d)

elliptical

31.
Which of the following have been linked to climate change?  
a)
droughts
b)
flooding
c)
melting of polar ice caps
d)
all of the above
32.
What is the main source influencing global climate?
a)
The moon
b)
Tidal bulges
c)
Solar energy
d)
Currents
33.
A water strider can skate along the top of a pond because:
a)
covalent bonds result in water cohesion
b)
hydrogen bonds result in water cohesion (surface tension)
c)
water striders have adapted to take advantage of water cohesion
d)
low surface tension of water
34.
The attraction that causes water and other liquids to form drops on thin films is called ________________. This is also water’s ability to be attraction to other water molecules.
a)
adhesion
b)
capillary action
c)
cohesion
d)
surface tension
35.
At which location is the greatest amount of sediment most likely being deposited?
a)
A
b)
B
c)
C
d)
D
36.

Hot water dissolves sugar for sweet tea. Which property of water is represented?

a)

universal solvent

b)

buoyancy

c)

adhesion

d)

cohesion

37.
What does ocean acidification do to shell formation? 
a)
less CO2 means less carbon to form shells
b)
Shells that form are weak
c)
Shells don't form properly so animals die and leave hole in food chain
d)
All of these things happen :(
38.
Which of the following is the best conclusion that can be made from this graph?
a)
atmospheric carbon dioxide levels have been decreasing since 1960
b)
Hawaii has a lot of carbon dioxide
c)
humans have been working hard to decrease carbon dioxide levels
d)
atmospheric carbon dioxide levels have increased steadily since 1960
39.

How can some of the impacts of earthquakes be reduced?

a)

by building structures that can sway with the motion

b)

by building structures that do NOT move with the motion

c)

by using thermometers to measure ground temperatures

d)

by using satellites to monitor warning buoys in the ocean

40.
What technologies currently exist to mitigate the effect of hurricanes?
a)
There is currently no technology 
b)
Build buildings in circles with surrounding walls 
c)
Build buildings out of renewable resources 
d)
Elevate buildings and cities; build flood walls 
41.
Looking to the future, Thorium would be an option if...
a)
nuclear power stays  as a unfavorable energy source
b)
other energy resources become to expensive or unavailable
c)
people build their own personal reactors in their backyards
d)
Thorium must be processed to make it safe for use
42.
Mainstream water bottles started because...
a)
people needed a portable option
b)
pop companies wanted to recoop profits from people not drinking soft drinks
c)
pop companies wanted to exploit the health craze and offer healthy alternatives
d)
people wanted to be able to have access to clean water
43.
The water that is put in water bottles comes from a municipal source it is often labeled with the word...
a)
artesian
b)
mineral
c)
spring
d)
purified
44.
Companies that bottle water from aquifers often have to be concerned with which groundwater concept(s)?
a)
water table height
b)
permeability of the substrate
c)
residence time & recharge rates
d)
amount of CO2 in the water
45.
The Ocean Cleanup Project showed that...
a)
you have to have years of experience to make ocean cleanup projects possible
b)
there is no hope in cleaning the majority of plastic from the ocean
c)
anyone can have an idea and make it into a reality, even high school students!
d)
environmentalism concepts are not well received by the general public
46.
A water bottle deposit program (like that for pop in Michigan) could have the following effect EXCEPT:
a)
Less bottles would be purchased
b)
More bottles would be recycled
c)
Less bottles would end up in landfills
d)
More bottles would end up in the ocean
47.
When considering Natural Hazards, most technological solutions will:
a)
stop a hurricane from happening
b)
try to increase safety and damage from the hazard
c)
give alternatives for the way that humans survive the hazard
d)
determine the exact amount of damage that a tornado will do 
48.
In the majority of the graph, the temperature of the ice core is ___________ -2 degrees temperature anomaly.
a)
equal to
b)
warmer than (more positive)
c)
colder than (more negative)
d)
none of the above
49.

The definition of Desertification is...

a)

Land that is fertile and able to grow plants

b)

the process of ocean water losing salt

c)

the process in which land loses fertility and ability to grow plants

d)

giving humans the advantage of having fertile soil

50.

With desertification, without the plants that held it in place, the fertile topsoil would be _______________________________.

a)

given new life

b)

washed away

c)

allowed to have new growth

d)

multiplied

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