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Unit 3: Energy and Growth Challenge

Total questions: 45

Worksheet time: 31mins

Name
Class
Date
1.

Energy is found in many different forms, but it can be classified into two distinct categories: kinetic energy and ________________ energy.

a)

electrial

b)

potential

c)

radiant

d)

thermal

2.

What is an object’s total amount of energy called?

a)

total energy

b)

potential energy

c)

mechanical energy

d)

kinetic energy

3.

When a firecracker explodes, stored chemical energy turns into sound and light energy. What other type of energy is also released?

a)

mechanical

b)

potential

c)

electrical

d)

thermal

4.

Potential energy is energy of position and is also sometimes called ______________ energy.

a)

stored

b)

chemical

c)

radiant

d)

elastic

5.

Radiant Energy is

a)

Kinetic Energy

b)

Potential Energy

6.

Chemical Energy is

a)

Kinetic Energy

b)

Potential Energy

7.
What are the building blocks of MATTER?
a)
Atoms
b)
Cells
c)
Protons
d)
Neutrons
8.

Most enzymes are which macromolecule?

a)

RNA

b)

Carbohydrate

c)

Proteins

d)

Lipids

9.

What is the name of the resulting item of an enzyme/substrate reaction?

a)

Reactant

b)

Product

c)

Active site

d)

Inhibitor

10.

Which best defines a coenzyme?

a)

A metal ion that helps certain enzymes function.

b)

An organic molecule that helps certain enzymes function.

c)

The site on an enzyme where the substrate attaches.

d)

An environmental agent that destroys an enzyme.

11.

Structure is the shape, size and material of something. Structure determines-

a)

Function

b)

Temperature

c)

pH

12.

Nucleic acids store-

a)

genetic information

b)

energy

13.

What is the activation energy?

a)

The energy needed to start a reaction

b)

The energy needed to start doing your work in class

c)

The speed or rate of a reaction

14.

Lipids and carbohydrates can be used as....

a)

building blocks for RNA

b)

catalysts for metabolic reactions

c)

sources of energy

d)

biological catalysts

15.
The type of variable that responds to the experiment and is what you measure to determine if your hypothesis is true.
a)
Independent
b)
Dependent
c)
Control
16.
The type of variable that you change or manipulate in an experiment.  It is what you are testing.
a)
Independent
b)
Dependent
c)
Control
17.

Which of these is a quantitative assessment?

a)

He is tall

b)

Ha jumps high

c)

He wears 23

d)

He is 6 feet 8 inches tall

18.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?
a)
Type of plant
b)
Water, apple juice, milk
c)
Plant growth
d)
Color of the plant's leaves
19.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...
a)
The type of plant
b)
The amount of sunlight
c)
The type of music
d)
The type of liquid
20.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
21.
What molecule absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
22.
Which organisms perform Photosynthesis?
a)
Only Autotrophs
b)
Only Heterotrophs
c)
Autotrophs and Heterotrophs
23.
This means that oxygen is needed
a)
anaerobic 
b)
aerobic
24.
Anaerobic respiration.....
a)
doesn't require CO2
b)
requires CO2
c)
doesn't require oxygen
d)
requires oxygen
25.
What is cellular respiration?
a)
the breakdown of glucose  to release ATP
b)
the breakdown of glucose to release NADH
c)
the breakdown of glucose to release FADH
d)
the breakdown of glucose to release carbon
26.

What are the reactants of cellular respiration?

a)

Oxygen and Carbon Dioxide

b)

Glucose and Oxygen

c)

Water and Oxygen

d)

Carbon Dioxide, Water, and ATP Energy

27.

What are the products of cellular respiration?

a)

Oxygen and Carbon Dioxide

b)

Glucose and Oxygen

c)

Water and Oxygen

d)

Carbon Dioxide, Water, and ATP Energy

28.
What does metabolism mean?
a)
Converting energy into food
b)
Making light reactions happen
c)
Converting food into energy
29.
What is the energy organelle?
a)
nucleus
b)
mitochondria
c)
ribosomes
d)
lysosomes
30.

Cellular respiration is

a)

a chemical reaction and NOT the same as breathing

b)

the movement of air in and out of the lungs

c)

not a chemical reaction

31.

This part of the Earth System includes the gases that surround the earth.

a)

Geosphere

b)

Atmosphere

c)

Hydrosphere

d)

Biosphere

32.

This part of the Earth System includes all living things, including plants and animals.

a)

Geosphere

b)

Atmosphere

c)

Hydrosphere

d)

Biosphere

33.

How do plants affect the air that animals and people breathe?

a)

Plants use oxygen from the air to make their own food

b)

Plants release pollution into the air

c)

Plants take in carbon dioxide and release oxygen

d)

Plants take in oxygen and release carbon dioxide

34.
Why does cutting down trees increase global warming?
a)
trees soak up carbon dioxide
b)
trees provide shade which counteracts global warming
c)
trees absorbs the sun's energy without radiating back into the atmosphere
d)
trees drain greenhouse gases like methane from soil
35.

Which are effects of UV radiation on living organisms? select ALL that are true.

a)

It can cause cataracts.

b)

It can cause mutation in DNA.

c)

It can disrupt food chains by causing harm to photosynthetic organisms.

d)

It can cause organisms to overheat.

36.
Fossil fuels are classified as nonrenewable because they.......
a)
require expensive equipment
b)
take millions of years to replace
c)
can be found all over 
d)
provide all the energy we use
37.
How does petroleum form
a)
build up of layers of trees and leaves
b)
build up of once-living aquatic organisms underneath pressure and heat. 
c)
Build up of different rocks
d)
It's formed from gasses in the air
38.
What is a greenhouse gas?
a)
a gas created from a plant
b)
gas that causes the atmosphere to get warmer
c)
a green colored gas
d)
a gas that kills you right away
39.
What happens to the temperature if more greenhouse gases are released into the atmosphere?
a)
Temperature goes up
b)
Temperature goes down
40.
Describe the change in carbon dioxide levels over the last 200 years:
a)
There is no significant change in carbon dioxide over the last 200 years.
b)
There is a significant increase in carbon dioxide over the last 200 years.
c)
There is a significant decrease in carbon dioxide over the last 200 years.
41.

Cutting down large forests (deforestation) can result in:

a)

little to no changes

b)

more homes for animals

c)

less plants to absorb carbon dioxide, a greenhouse gas

42.

In the diagram, which arrow(s) represents the warming that's caused by the greenhouse effect?

a)

1 and 3

b)

2

c)

4 and 6

d)

5

e)

7

43.

Which type of radiation is does ozone absorb well, protecting life on Earth:

a)

Infrared

b)

Ultraviolet

c)

Microwave

d)

Radio wave

e)

Visible light

44.

Heat is another name for

a)

thermal energy

b)

electrical energy

c)

mechanical energy

d)

gravitational energy

45.

_________________ energy is stored in the bonds of compounds.

a)

Electrical

b)

Heat

c)

Radiant

d)

Chemical

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