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SCIENCE 7- REVIEW

Total questions: 20

Worksheet time: 8mins

Name
Class
Date
1.

The north or south location of any place on Earth is called ____.

a)

Prime Meridian

b)

Latitude

c)

Longitudes

d)

South Pole

2.

What do you call the large landmasses that make up Earth's surface?

a)

Universe

b)

Biosphere

c)

Continent

d)

Atmosphere

3.

It is the largest world's ocean?

a)

Pacific

b)

Indian

c)

Arctic

d)

Southern

4.

These are bodies of water that are generally wider than ponds and lakes but are comparatively shallower due to the thick deposits of sediments at the bottom is called _____.

a)

Lakes

b)

Stream

c)

Rivers

d)

Swamps

5.

The Philippines is an archipelago composed of _____ islands.

a)

7,640

b)

6,740

c)

7,890

d)

7,101

6.

It is defined as the overfertilization of water with nutrients, which results to oxygen depletion.

a)

algal bloom

b)

Eutrophication

c)

decomposition

d)

Evaporations

7.

This is the gas that everyone needs for breathing?

a)

Hydrogen

b)

Nitrogen

c)

Oxygen

d)

Helium

8.

It is the energy from organic materials.

a)

Biomass

b)

Fossil Fuel

c)

Hydroelectric energy

d)

Solar energy

9.

This is the layer that is nearest to Earth's surface.

a)

Mesophere

b)

Stratosphere

c)

Troposphere

d)

Exosphere

10.

Ozone layer found in the ________.

a)

Troposphere

b)

Mesosphere

c)

Stratosphere

d)

Thermosphere

11.

It is the most destructive greenhouse gas.

a)

Methane

b)

Carbon dioxide

c)

CFC

d)

Sulfuric Acid

12.

This is the most important compound in the universe.

a)

Water

b)

Salt

c)

Glucose

d)

Iron

13.

It is the concentration of water vapor in the atmosphere.

a)

Precipitation

b)

depletion

c)

evaporation

d)

humidity

14.

It is called the deflect of winds to the right, causing the clockwise rotations rotation of the air.

a)

Cariolis effect

b)

Cyclone

c)

Amihan

d)

Moonson

15.

What type of precipitation that is very fine drops of water/raindrops?

a)

Drizzle

b)

Rain

c)

Sheet

d)

Hail

16.

It is the natural warming of earth attributable to the presence of atmospheric gasses.

a)

Carbon dioxide

b)

Greenhouse effect

c)

Global warming

d)

Cariolis effect

17.

It is a natural resources that are those can be used readily and can be produced or generated rapidly.

a)

Non-renewable

b)

Renewable

c)

Biomass

d)

Fossil fuel

18.

___________ it considered as one of the most popular and economically important lakes in the Philippines.

a)

Lake Buhi

b)

Lake Lanao

c)

Laguna de Bay

d)

Taal lake

19.

What do you call the liquid portion of the planet Earth?

a)

Atmosphere

b)

Hydrosphere

c)

Lithosphere

d)

Biosphere

20.

It is the fourth largest continent in terms of land area and is fifth in terms of population.

a)

Asia

b)

Europe

c)

North America

d)

South America