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Unit 6 Review

Total questions: 77

Worksheet time: 3hrs 34mins

Name
Class
Date
1.

Photosynthesis occurs in:

a)

Mitochondria

b)

Chloroplasts

c)

Humans

d)

Animals

2.

What are the reactants in Photosynthesis?

a)

Sun, CO2, glucose

b)

glucose and oxygen

c)

sun, carbon dioxide, water

d)

water, glucose

3.

The process in which plant cells make energy

a)

Exothermic

b)

Endothermic

c)

Cellular Respiration

d)

Photosynthesis

4.

In photosynthesis, what kind of molecule does hydrogen start in?

a)

water

b)

oxygen

c)

glucose

d)

carbon dioxide

5.

How do humans get glucose so they can live?

a)

breathe it in

b)

photosynthesis

c)

eat food

d)

drink liquids

6.

Mitochondria and Chloroplasts are:

a)

organelles

b)

cells

c)

only in humans

d)

only in plants

7.

For photosynthesis, a plant needs water, sun, and...

a)

oxygen

b)

carbon dioxide

c)

glucose

d)

mitochondria

8.

The sun gives us what type of energy?

a)

chemical

b)

radiation

c)

potential

d)

kinetic

9.
Where does photosynthesis occur?
a)
mitochondria
b)
stomata
c)
xylem
d)
chloroplast
10.
What absorbs energy from visible light?
a)
Chlorophyll
b)
Chloroplast
c)
Stroma
d)
Carbon Dioxide
11.
6CO2 + 6H20 + light energy    -> C6H12O6 + 6O2
In this chemcial equation, the highlight red is called the ______. 
a)
product
b)
reactant
c)
yields
d)
production
12.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO+ light + H2O --> O+ glucose
b)
CO+ glucose + H2O --> O+ light
c)
O2 + light + H2O --> CO+ glucose
d)
CO+ O2 + H2O --> Light+ glucose
13.
Which statement about photosynthesis is correct?
a)
Plants get the energy they need for photosynthesis from water.
b)
Plants get the energy they need for photosynthesis from soil.
c)
Plants get the energy they need for photosynthesis from sunlight.
d)
Plants do not require energy to perform photosynthesis.
14.
What molecule absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
15.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
16.
Autotroph or Heterotroph?
a)
Autotroph
b)
Heterotroph
17.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
18.

An organism that can make its own food

a)

autobot

b)

heterotroph

c)

autotroph

d)

heterobot

19.

An organism that cannot make its own food.

a)

autobot

b)

heterotroph

c)

autotroph

d)

heterobot

20.

Small openings on the underside of a leaf through which oxygen and carbon dioxide can move. Where gas exchange occurs in a plant.

a)

nodules

b)

stomata

c)

chloroplasts

d)

chlorophyll

21.

Location inside of a plant cell where the process of photosynthesis occurs.

a)

nodules

b)

stomata

c)

chloroplasts

d)

chlorophyll

22.

A simple sugar that is an important energy source in living organisms

a)

stevia

b)

fructose

c)

glucose

d)

glycerin

23.

A process plants use to turn sunlight into food: Conversion of light energy from the sun into chemical energy (stored in glucose).

a)

toxoplasmosis

b)

photosynthesis

c)

aqua-synthesis

d)

homeosynthesis

24.

A gas that plants release during photosynthesis

a)

oxygen

b)

methane

c)

propane

d)

carbon dioxide

25.

A product in photosynthesis

a)

CO2

b)

O2

c)

H2O

d)

heat

26.

An autotroph can also be called a

a)

animal.

b)

consumer.

c)

heterotroph.

d)

producer.

27.

An example of a producer is a

a)

fungus.

b)

animal.

c)

plant.

d)

person.

28.

An example of a consumer is a(n)

a)

oak tree.

b)

dog.

c)

algae.

d)

phytoplankton.

29.

The levels of nourishment in a food chain are called

a)

pyramids of numbers.

b)

trophic levels.

c)

food phases.

d)

biomagnitudes.

30.

Because energy flows from organism to organism and is used for metabolism or is converted to heat the next organism in the chain only receives 10% of the energy from the previous level. This is known as the

a)

Heat Regulation.

b)

Energy Loss Directive.

c)

Heat Transfer Rule.

d)

Rule of 10.

31.

In the food chain pictured, what type of organism is the bird?

a)

producer

b)

primary consumer

c)

secondary consumer

d)

tertiary consumer

32.

The model of the energy available at each level that ALWAYS gets smaller as you go up is the

a)

energy pyramid.

b)

numbers pyramid.

c)

biomass pyramid.

d)

food web.

33.

In the picture, which organism is the primary consumer?

a)

plant

b)

snake

c)

mouse

d)

bird

34.
How is energy transformed from photosynthesis through cellular respiration? 
a)
Energy originates from the Sun as a radiant during photosynthesis.  It's then converted to chemical energy. In cellular respiration, the energy is converted from chemical energy in the glucose molecule to another form of chemical energy called ATP
b)
Chemical energy converts to energy in photosynthesis
35.

What is the overall purpose of photosynthesis?

a)

To use energy from the sun to produce food

b)

To use energy from the sun to produce oxygen

c)

To use energy from the sun to produce carbon dioxide

d)

To use energy from the sun to produce water

36.

The levels of nourishment in a food chain are called

a)

pyramids of numbers.

b)

trophic levels.

c)

food phases.

d)

biomagnitudes.

37.
The energy pyramid is shown
At which level of the energy pyramid would most of the biomass be found
a)
Top predator
b)
Carnivore
c)
Herbivores
d)
Producers
38.
A diagram of a marine food chain is provided. Which of the organisms in the food chain transforms energy from the Sun into food?
a)
Large Sharks
b)
Marlin
c)
Shrimp
d)
Phytoplankton
39.
a diagram is provided. Which portion of the diagram represents the level with the most available energy?
a)
Producers
b)
Herbivores
c)
Carnivores
d)
Top Predators
40.
a diagram is provided. Which of the following correctly shows one path that energy would flow through this ecosystem? 
a)
grasses to termites to monkey to eagle
b)
hyena to mongoose to mouse to grasses
c)
grasses to termite to grasshopper to monkey
d)
acacia trees to giraffe to lion to vulture
41.
a diagram of a prairie food web is provided. A reduction in deer population will have the effect in the amount of energy this ecosystem is able to provide for which of the following organisms?
a)
Rabbit
b)
Mountain lion
c)
Mouse
d)
Hawk
42.
which of the following correctly shows how energy flows through a food chain?
a)
Sun to carnivores to producers to herbivores
b)
Sun to producers to herbivores to carnivores
c)
Sun to herbivores to carnivores to producers
d)
Sun to producers to carnivores to herbivores
43.
What is the role of a consumer in the flow of energy through a food chain?
a)
Obtaining necessary nutrients from the soil
b)
Transforming the Sun's energy to make food
c)
Gaining energy by eating other living things
d)
Decomposing the remains of living thinis
44.
a diagram of a prairie food web is provided. Which organism in this food chain gets its energy, indirectly, from prairie grass?
a)
Squirrel
b)
Mountain lion
c)
Robin
d)
Eagle
45.
A diagram is provided. The food web depicted here would be able to support the smallest number of which of the following organisms?
a)
Diatoms
b)
Shrimp
c)
Squid
d)
Tuna
46.

An animal that eats other animals

a)

Omnivore

b)

Herbivore

c)

Carnivore

d)

Human

47.

Organisms such as bacteria and fungi that break down the remains of dead plants and animals without need for internal digestion

a)

Mushroom

b)

Decomposer

c)

Funji

d)

Buzzard

48.

A system comprising all the biotic and abiotic factors in an area and all the interactions among them

a)

Environment

b)

Economy

c)

Eerie

d)

Ecosystem

49.

Mr. Smith provides a diagram of a food web and asks the students to identify the various ways matter is flowing through these relationships. The diagram is provided. Based on the diagram, it is reasonable to conclude that matter could follow which of the following paths as it cycles through this ecosystem?

a)

Plant seeds --> grass --> deer

b)

Plant seeds --> field mouse --> robin

c)

Eagle --> deer --> plant seeds

d)

Grass --> deer --> mountain lion

50.

Food webs diagram the complex relationships of energy flow in an ecosystem containing a variety of producers and consumers. A diagram is provided. Which of the following correctly shows one path that energy would flow through this ecosystem?

a)

Star grass --> termite --> wildebeest --> aardvark

b)

Hyena --> aardvark --> impala --> harvester ant

c)

Grasshopper --> termite --> warthog --> hare

d)

Red oat grass --> termite --> wildebeest --> lion

51.

Destiny is given a list of organisms and asked to determine how these organisms interact together. Destiny draws them in a food web diagram, which is provided. Based on her diagram, what is the role of the sunfish in this food web?

a)

To break down waste products made by insect larvae

b)

To provide energy for the bass and snapper turtles

c)

To take in light from the sun and produce food

d)

To consume the algae and other pond plants

52.

A food web diagram is provided. Based on this diagram, which three consumers all get their energy from the same producer?

a)

Squirrel, robin, and field mouse

b)

Squirrel, deer, and mountain lion

c)

Prairie grass, deer, and mountain lion

d)

Plant seeds, field mouse, and snake

53.

A food web shows all energy transfer interactions within a sample of organisms. A food web diagram is provided. The role of the snapper turtle is best defined by which of the following?

a)

To break down waste products made by producers, such as algae

b)

The top consumer that receives its energy from other consumers

c)

Converts light energy from the sun and transfer it to consumers

d)

Provides energy to the sunfish, snails, and bass

54.

9) Which organism in the food chain is a primary consumer?

a)

A) Beetle

b)

B) Plant

c)

C) Catfish

d)

D) Hawk

55.

Which of the following energy transformations takes place during digestion?

a)

Thermal energy to Mechanical energy

b)

Mechanical energy to Chemical energy

c)

Chemical energy to Mechanical energy

d)

Solar energy to Chemical energy

56.

In which of the following scenarios is chemical energy being transformed into thermal energy?

a)

A squirrel uses the energy in seeds to build structures in its body

b)

A tree captures sunlight to produce the sugars it uses for food

c)

A fish is able to swim using the energy it gets from eating plants

d)

A lion’s temperature increases as it uses the energy it gets from its prey

57.

Animals can move as a result of what energy conversion?

a)

Chemical energy to Mechanical energy

b)

Mechanical energy to Thermal energy

c)

Thermal energy to Chemical energy

d)

Solar energy to Chemical energy

58.

Which of the following organisms transforms radiant energy into chemical energy?

a)

Mouse

b)

Deer

c)

Grass

d)

Butterfly

59.

Mammals maintain a constant body temperature by converting -

a)

Mechanical energy to Chemical energy

b)

Chemical energy to Mechanical energy

c)

Solar energy to Chemical energy

d)

Chemical energy to Thermal energy

60.

Energy in motion is -

a)

Kinetic energy

b)

Potential energy

c)

Chemical energy

d)

Radiant energy

61.

Each organism has its own role in a food web. Organisms can be producers, consumers, or decomposers. Which of these organisms can be classified as a decomposer?

a)
b)
c)
d)
62.

A student is identifying food chains in a diagram of a food web. Which of the following organisms might be a tertiary consumer?

a)

frog

b)

redwood tree

c)

skunk

d)

bear

63.

All organisms must obtain energy from their environment. Every organism needs this energy in order to grow and reproduce. How do producers obtain energy?

a)

They obtain energy by eating plants, bacteria, and algae.

b)

They extract chemical energy from decaying organic matter.

c)

They extract energy from the chemicals in soil, air, and water.

d)

They capture energy from sunlight and manufacture their own food.

64.

Which leaf part allows for gas exchange during photosynthesis?

a)

chloroplast

b)

chlorophyll

c)

stomata

d)

roots

65.

_____________ is the proper name of the sugar that plants produce during photosynthesis.

a)

Hydrogen

b)

Oxygen

c)

Glucose

d)

Carbon dioxide

66.

In which cell organelle does photosynthesis take place?

a)

nucleus

b)

mitochondria

c)

cell wall

d)

chloroplast

67.

What would happen if the "Other seals" population increased?

a)

The krill population would also increase.

b)

The smaller toothed whale population would also increase.

c)

The baleen whale population would also increase.

d)

The carnivorous zooplankton population would increase.

68.
Heat is the movement of ______.
a)
radiation
b)
thermal energy
c)
cold
d)
fire
69.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
70.
When plants convert the sun's energy into food, which type of energy is it?
a)
kinetic
b)
chemical
c)
thermal
d)
radiant
71.
A battery converts what type of energy to another?
a)
sound to kinetic
b)
light to heat
c)
mechanical to electrical
d)
chemical to electrical
72.
The glow sticks produce light for a short amount of time. The light from the glow stick is a conversion from what to what?
a)
thermal to light
b)
gravitational to potential
c)
radiant to electrical
d)
chemical to light
73.
Wind turbines and windmills convert what energy to another?
a)
Kinetic to electric
b)
Gravitational potential to electric
c)
Mechanical to potential
d)
Thermal to sound
74.
What machine changes electrical energy into light and sound energy?
a)
battery
b)
lightbulb
c)
alarm clock
d)
apple
75.
On a roller coaster, where is maximum potential energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
76.
On a roller coaster, where is maximum kinetic energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
77.
What machine changes chemical energy into heat, light and sound energy
a)
blender
b)
firecracker
c)
lightbulb
d)
apple