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Periodic Table, Microscopes, Water and Carbon Cycle

Total questions: 45

Worksheet time: 30mins

Name
Class
Date
1.

Drew is helping his younger sibling with their chemistry homework. He asks, "Can you tell me which period and group Carbon belongs to on the periodic table?"

a)

Period 2, Group 14

b)

Period 3, Group 15

c)

Period 2, Group 16

d)

Period 1, Group 1

2.

Lei is organizing her science notes and wants to correctly label the position of Oxygen in the periodic table. What period and group does Oxygen belong to?

a)

Period 2, Group 16

b)

Period 3, Group 14

c)

Period 2, Group 15

d)

Period 1, Group 18

3.

What period and group do glucose belong to?

a)

Glucose is a compound, not an element; it does not belong to any period or group on the periodic table

b)

Period 3, Group 6

c)

Period 2, Group 1

d)

Period 4, Group 14

4.

What period and group do Hydrogen belong to?

a)

Period 1, Group 1

b)

Period 2, Group 1

c)

Period 1, Group 18

d)

Period 2, Group 17

5.

Find what is wrong with this statement: Photosynthesis occurs only at night when plants absorb moonlight to produce oxygen and sugar.

a)

Photosynthesis requires light energy from sunlight and primarily occurs during the daytime; moonlight is not its energy source.

b)

Photosynthesis happens only in the roots and never in leaves.

c)

Photosynthesis produces only oxygen and no sugars.

d)

Photosynthesis uses nitrogen gas as its main reactant.

6.

Find what is wrong with this statement: Evaporation happens only when water reaches its boiling point at 100°C.

a)

Evaporation can occur at many temperatures below the boiling point when molecules escape from the liquid’s surface.

b)

Evaporation cannot occur at sea level.

c)

Evaporation happens only in a vacuum.

d)

Evaporation requires condensation first.

7.

Find what is wrong with this statement: Glucose is a protein made up of amino acids that plants use to build their cell walls.

a)

Glucose is a carbohydrate (a simple sugar), not a protein; plant cell walls are primarily cellulose

b)

Glucose is a lipid found in cell membranes

c)

Glucose is a nucleic acid storing genetic information

d)

Glucose is a mineral deposited in xylem vessels

8.

Find what is wrong with this statement: Precipitation only happens when the sun is shining brightly, because raindrops form from sunlight itself.

a)

Precipitation forms from condensed water vapor in clouds and can occur regardless of sunshine; raindrops do not come from sunlight.

b)

Precipitation only happens at night.

c)

Precipitation is caused by wind turning into water.

d)

Precipitation requires volcanic ash to create raindrops.

9.

Find what is wrong with this statement: Carbon emissions only come from volcanoes, and human activities have no role in producing them.

a)

Human activities such as burning fossil fuels and deforestation are major sources of carbon emissions.

b)

Only oceans emit carbon, while volcanoes do not.

c)

Plants are the sole source of carbon emissions.

d)

Carbon emissions occur only during earthquakes.

10.

Find what is wrong with this statement: The carbon cycle only happens in forests, and the ocean has no role in storing or releasing carbon.

a)

The carbon cycle involves the atmosphere, oceans, land, and living things; the ocean is a major carbon sink and source.

b)

The carbon cycle happens only in deserts.

c)

Only animals participate in the carbon cycle.

d)

Carbon cycles exclusively through rocks and never through water.

11.
A vertical column is called...
a)
group
b)
tower
c)
period
d)
crew
12.

Which element is in period 1 group 18?

a)

Helium

b)

Hydrogen

c)

Neon

d)

Lead

13.

Which element is in period 3 and group 14?

a)

Silicon

b)

Helium

c)

Mercury

d)

Neon

14.

Sodium (Na) is found in which period?

a)

1

b)

2

c)

3

d)

4

15.

Which element is in period 4 family 11

a)

Mercuy

b)

Copper

c)

Silver

d)

Gold

16.

The element sodium appears like this in the periodic table. Which is its chemical symbol?

a)

11

b)

Na

c)

sodium

d)

22.990

17.

Which of the following is NOT true about the periodic table?

a)

Atomic mass is equal to the number of neutrons.

b)

Elements listed by their (increasing) atomic mass.

c)

Groups are the elements listed in columns.

d)

Periods are the elements listed in rows of 8 (for most rows).

18.

Which element is in period 4 group 18?

a)

Bromine

b)

Neon

c)

Krypton

d)

Argon

19.
Which item on this element square is the chemical symbol?
a)
Copper
b)
29
c)
Cu
d)
63.546
20.
What part of the leaf is responsible for absorbing the sun’s energy?
a)
Cell Wall
b)
Veins
c)
Nucleus
d)
Chlorophyll
21.
Which of the following is not a product of photosynthesis?
a)
Carbon Dioxide
b)
Glucose
c)
Oxygen
22.

What do plants need for photosynthesis?

a)

Sunlight and C02

b)

Oxygen and fertilizer

23.
What is the pigment in chloroplasts that performs photosynthesis?
a)
Chlorosynthesis
b)
Chlorophyll
c)
ADP
d)
Electron Transport
24.

Which of the following equations represents the overall chemical reaction for photosynthesis?

a)

6O2+ 6H2O → C6H12O6+ 6O2

b)

C6H12O6 + 6H2O→ 6O2+ 6O2

c)

6CO2+ 6H2O→ C6H12O6+ 6O2

d)

6O2 + 6H2O→ C6H12O6 + 6CO2

25.
What are the products of photosynthesis?
a)
oxygen and carbon dioxide
b)
oxygen and glucose
c)
carbon dioxide and water
d)
water and glucose
26.

When humans EXHALE, we release ____________________.

a)

Oxygen

b)

Nitrogen

c)

Water

d)

Carbon Dioxide

27.

How does carbon get from the atmosphere into organisms?

a)

Decomposition

b)

Respirataion

c)

Photosynthesis

d)

Deposition

28.

Which of the following is the biggest carbon store?

a)

Plants

b)

Ocean

c)

Atmosphere

d)

Soil

29.

How does carbon get from living organisms into the sediment?

a)

Decomposition

b)

Respiration

c)

Photosynthesis

d)

Deposition

30.

What is the primary energy source that drives the Earth’s water cycle between the atmosphere, oceans, and land?

a)

Wind

b)

Sunlight

c)

Ocean currents

d)

Rotation of Earth

31.

Water gains energy during evaporation. During what process in the water cycle is this energy released?

a)

Infiltration/percolation through the soil

b)

Transpiration from plants

c)

Runoff into the lake and ocean

d)

Condensation that forms clouds

32.

The four stages of the water cycle are...

a)

Precipitation, evaporation, condensation, & transpiration

b)

Precipitation, heat energy, atoms released into the air, & atmosphere

c)

Atmosphere, lithosphere, biosphere, & evaporation

d)

Evaporation, condensation, atomic energy, thermal energy

33.

Biosphere is the

a)

the earth's water

b)

the global ecosystem composed of living and non-living organisms

c)

the hard layer of earth on the surface

d)

the air surrounding earth

34.

Hydrosphere is the...

a)

The gas around earth

b)

The air above earth

c)

The land on earth

d)

Water on earth

35.

Which element is found in group 2, period 6?

a)

Oxygen (O)

b)

Barium (Ba)

c)

Selenium (Se)

d)

Carbon (C)

36.

Which element is found in group 2, period 3?

a)

magnesium

b)

boron

c)

scandium

d)

lithium

37.

Fossil fuels were formed from ancient remains that were buried for

a)

a few decades.

b)

millions of years.

c)

just a few years.

d)

less than a thousand years.

38.

Lono is learning about energy sources in school. His teacher tells the class that fossil fuels are not unlimited and can run out one day. Is there a limited amount of fossil fuels?

a)

true

b)

false

39.

Coal, oil, and natural gas are examples of _______________________.

a)

renewable resources

b)

nonrenewable resources

c)

unknown resources

d)

new resources

40.

Bella notices that when cars and factories burn fossil fuels in her city, large amounts of _______________ are released into the air.

a)

oxygen

b)

carbon dioxide

c)

nitrogen

d)

carbon monoxide

41.

Griffin is researching energy sources for a school project. He finds a pie chart showing how the United States gets its energy. According to the chart, about what percentage of the country's energy comes from fossil fuels?

a)

30%

b)

45%

c)

60%

d)

80%

42.

Which part of a light microscope is responsible for magnifying the specimen?

a)

Stage

b)

Coarse focus knob

c)

Eyepiece lens

d)

Mirror

43.

Which of the following is NOT a type of microscope?

a)

Compound microscope

b)

Telescope

c)

Electron microscope

d)

Scanning probe microscope

44.
What is part 1?
a)
eye piece
b)
body tube
c)
arm
d)
coarse adjust
45.
What is number 17?
a)
body tube
b)

arm

c)
stage
d)
base