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Unit 6 Review: Metabolic Reactions

Total questions: 53

Worksheet time: 53mins

Name
Class
Date
1.

Where do animals get the materials used to grow and develop?

a)

breathing

b)

food and water

c)

they make them

d)

the sun

2.

Which macromolecule is used for energy and to build the cell wall in plants?

a)

carbohydrates

b)

proteins

c)

lipids (fat)

d)

nucleic acids

3.

Which macromolecule is part of every cell, tissue, and organ in our bodies?

a)

carbohydrates

b)

proteins

c)

lipids (fat)

d)

nucleic acids

4.

Which macromolecule is used to store energy in the body for later use and for making the cell membrane?

a)

carbohydrates

b)

proteins

c)

lipids (fat)

d)

nucleic acids

5.

Which macromolecule is used to build DNA and RNA?

a)

carbohydrates

b)

proteins

c)

lipids (fat)

d)

nucleic acids

6.

Which macromolecules are listed on this food label? (Select All That Apply)

a)

carbohydrates

b)

proteins

c)

lipids (fat)

d)

nucleic acids

7.

Which reaction is this?

a)

photosynthesis

b)

cellular respiration

c)

breathing

d)

eating

8.

Which reaction is this?

a)

photosynthesis

b)

cellular respiration

c)

breathing

d)

eating

9.

Which of the following elements are used in both photosynthesis and cellular respiration?

a)

carbon, oxygen, nitrogen

b)

carbon, oxygen, ATP

c)

carbon, oxygen, hydrogen

d)

carbon, oxygen, hydrogen, ATP

10.

Plants build new cells from glucose with materials obtained from ________________________.

a)

carbon dioxide and ATP

b)

water and soil

c)

soil, ATP and sunlight

d)

carbon dioxide and water

11.

What do all living things require for life?

a)

a house

b)

money

c)

energy

d)

movement

12.

Plants and algae absorb energy from the _____________?

a)

Moon

b)

air

c)

water

d)

Sun

13.

Plants and algae are able to make their own food in a process called?

a)

ATP

b)

cellular respiration

c)

energy

d)

photosynthesis

14.

Plants and algae take in ___________ from the air and ___________ from the soil to make their energy.

a)

nitrogen, water

b)

oxygen, minerals

c)

carbon dioxide, water

d)

oxygen, nitrogen

15.

Plants and algae make ____________ and release ____________ in the process of photosynthesis.

a)

ATP, oxygen

b)

water, nitrogen

c)

carbon dioxide, water

d)

glucose, oxygen

16.

Photosynthesis and cellular respiration are the ____________ each other.

a)

reverse of

b)

subtracted from

c)

added to

d)

the same as

17.

In plants and animals which organelle in the cell makes energy in the form of ATP?

a)

cell membrane

b)

nucleus

c)

cell wall

d)

mitochondria

18.

Where do animals get the energy necessary for life?

a)

ATP and water

b)

food and water

c)

sunlight and oxygen

d)

water and sunlight

19.

Animals take food and oxygen to make energy in a process called_________________?

a)

photosynthesis

b)

cellular respiration

c)

breathing

d)

eating

20.

Animals use ____________ and __________ to make energy.

a)

air and nitrogen

b)

glucose and oxygen

c)

air and water

d)

glucose and sunlight

21.

Animals make ___________,___________ and __________ from cellular respiration.

a)

ATP, carbon dioxide, water

b)

water, oxygen, nitrogen

c)

oxygen, water, ATP

d)

ATP, water, oxygen

22.

Plants take glucose which is a form of ___________ and is defined as this kind of macromolecule _____________; to build ____________ which is part of the cell.

a)

sugar, lipid, cell membrane

b)

sugar, carbohydrate, cell wall

c)

lipid, fat, cell wall

d)

protein, lipid, sugar

23.

What are 2 ways that humans add extra carbon to the atmosphere?

a)

animals take in oxygen, plants produce oxygen

b)

animals add carbon to the air from cellular respiration

c)

clearing forests for crops and burning fossil fuels

d)

decomposers return carbon compounds to the soil and release carbon dioxide to the air

24.

How is oxygen added to the atmosphere?

a)

animals breathe it out during cellular respiration

b)

plants take it in through photosynthesis

c)

it is consumed during the burning of fossil fuels

d)

plants release it through photosynthesis

25.

What can you do to reduce the amount of fossil fuels you use (thereby adding less carbon to the air)?

a)

drive more

b)

leave the lights on when not in use

c)

Refuse, Reduce, Reuse, Repurpose and Recycle

d)

use disposable items

26.

What percentage of the atmosphere is nitrogen (N2) gas?

a)

50%

b)

65%

c)

78%

d)

90%

27.

Which molecule is this?

a)

Water

b)

Oxygen

c)

Carbon Dioxide

d)

Glucose

28.

Which molecule is this?

a)

Water

b)

Oxygen

c)

Carbon Dioxide

d)

Glucose

29.

Which molecule is this?

a)

Water

b)

Oxygen

c)

Carbon Dioxide

d)

Glucose

30.

Which molecule is this?

a)

Water

b)

Oxygen

c)

Carbon Dioxide

d)

Glucose

31.

Which molecule is this? (Hint: White is hydrogen, Red is oxygen, Black is carbon, Blue is nitrogen)

a)

Water

b)

Oxygen

c)

Carbon Dioxide

d)

Glucose

e)

Nitrogen

32.

H2O is the chemical formula for which molecule?

a)

Water

b)

Oxygen

c)

Carbon Dioxide

d)

Glucose

33.

O2 is the chemical formula for which molecule?

a)

Water

b)

Oxygen

c)

Carbon Dioxide

d)

Glucose

34.

CO2 is the chemical formula for which molecule?

a)

Water

b)

Oxygen

c)

Carbon Dioxide

d)

Glucose

35.

N2 is the chemical formula for which molecule?

a)

Water

b)

Oxygen

c)

Carbon Dioxide

d)

Glucose

e)

Nitrogen

36.

C6H12O6 is the chemical formula for which molecule?

a)

Water

b)

Oxygen

c)

Carbon Dioxide

d)

Glucose

37.

Where do plants get the nitrogen (N2) they need to build macromolecules?

a)

the air

b)

the water

c)

from bacteria in the soil

d)

from sunlight

e)

from eating it

38.

Where do animals get the nitrogen (N2) they need to build macromolecules?

a)

the air

b)

the water

c)

from bacteria in the soil

d)

from sunlight

e)

from eating plants and other animals

39.

The process of bacteria taking nitrogen (N2) out of the air and making it usable by organisms is called?

a)

nitrogen fixation

b)

nitrogen getting

c)

nitrogen combining

d)

nitrogen making

40.

What percentage of the atmosphere is oxygen (O2) gas?

a)

10%

b)

12%

c)

15%

d)

21%

41.

Which cycle(s) does the image show?

a)

water cycle

b)

carbon and oxygen cycles

c)

nitrogen cycle

d)

bicycle

e)

tricycle

42.

Which cycle(s) does the image show?

a)

water cycle

b)

carbon and oxygen cycles

c)

nitrogen cycle

d)

bicycle

e)

tricycle

43.

Which cycle(s) does the image show?

a)

water cycle

b)

carbon and oxygen cycles

c)

nitrogen cycle

d)

bicycle

e)

tricycle

44.

___________ is the process in which carbon atoms continuously travel from the atmosphere to the Earth and then back into the atmosphere.

a)

oxygen cycle

b)

nitrogen cycle

c)

phosphorous cycle

d)

carbon cycle

45.

___________ is the cycle whereby atmospheric oxygen is converted to carbon dioxide in animal respiration and regenerated by green plants in photosynthesis.

a)

oxygen cycle

b)

nitrogen cycle

c)

phosphorous cycle

d)

carbon cycle

46.

___________ is a continuously series of natural processes by which nitrogen passes successively from air to soil to organisms.

a)

oxygen cycle

b)

nitrogen cycle

c)

phosphorous cycle

d)

carbon cycle

47.

Which is the x-axis?

a)

carbon dioxide (ppm)

b)

years before present

c)

Carbon Dioxide Over 800,000 Years

d)

NOAA Climage.gov

48.

Which is the y-axis?

a)

carbon dioxide (ppm)

b)

years before present

c)

Carbon Dioxide Over 800,000 Years

d)

NOAA Climage.gov

49.

When there is a warm period on Earth what was the approximate parts per million (ppm) of carbon dioxide in the atmosphere?

a)

between 50-100 parts per million (ppm)

b)

between 100-200 parts per million (ppm)

c)

between 250-300 parts per million (ppm)

d)

between 350-450 parts per million (ppm)

50.

What was the highest parts per million (ppm) of carbon dioxide in the atmosphere before today?

a)

approximately 200 parts per million (ppm)

b)

approximately 300 parts per million (ppm)

c)

approximately 400 parts per million (ppm)

d)

approximately 500 parts per million (ppm)

51.

The highest parts per million (ppm) of carbon dioxide in the atmosphere are seen when?

a)

today

b)

200,000 years ago

c)

400,000 years ago

d)

600,000 years ago

e)

800,000 years ago

52.

Why was Mikey still hungry after eating several bowls of cereal?

a)

There was too much fat in the cereal.

b)

There was not enough protein in the cereal.

c)

There was not enough sugar in the cereal.

d)

Mikey should have had another bowl of cereal.

53.

When Jalee is dancing on stage and about to win High Gold; she is breathing in and out turning glucose into ATP. Which process is she using to create energy?

a)

photosynthesis

b)

cellular respiration

c)

combustion

d)

rusting