Question 1

What is the main gas that plants use to make their food?

Accepted Answer

Carbon dioxide

Answer

Nitrogen

Answer

Hydrogen

Answer

Oxygen

Question 2

Which of the following is a renewable source of energy?

Accepted Answer

Solar energy

Answer

Natural gas

Answer

Coal

Answer

Nuclear energy

Question 3

What is the process called when water vapor turns into liquid water?

Accepted Answer

Condensation

Answer

Transpiration

Answer

Evaporation

Answer

Precipitation

Question 4

Which layer of the Earth contains the ozone layer?

Accepted Answer

Stratosphere

Answer

Troposphere

Answer

Lithosphere

Answer

Mesosphere

Question 5

What is the primary purpose of recycling?

Accepted Answer

To reduce waste

Answer

To create more garbage

Answer

To waste resources

Answer

To increase pollution

Question 6

Which of the following is considered a non-renewable resource?

Accepted Answer

Oil

Answer

Wind

Answer

Solar

Answer

Hydropower

Question 7

What phenomenon is caused by the Earth's rotation that leads to day and night?

Accepted Answer

Rotation

Answer

Seasons

Answer

Tides

Answer

Revolution

Question 8

What type of animal is a frog?

Accepted Answer

Amphibian

Answer

Reptile

Answer

Fish

Answer

Mammal

Question 9

What is the main cause of global warming?

Accepted Answer

Greenhouse gases

Answer

Volcanic eruptions

Answer

Plate tectonics

Answer

Ocean currents

Question 10

What do we call the practice of planting trees to help the environment?

Accepted Answer

Afforestation

Answer

Desertification

Answer

Urbanization

Answer

Deforestation

Question 11

What does the 'Reduce' in the 5Rs stand for?

Accepted Answer

Using less of something

Answer

Replacing items with new ones

Answer

Recycling old materials

Answer

Raising animals for food

Question 12

Which of the following is NOT one of the 5Rs?

Accepted Answer

Restore

Answer

Recycle

Answer

Reduce

Answer

Reuse

Question 13

What does 'Reuse' mean in the context of the 5Rs?

Accepted Answer

Using an item more than once

Answer

Making a new item from old materials

Answer

Throwing something away after one use

Answer

Buying new products instead

Question 14

Which of the following best describes 'Recycle' in the 5Rs?

Accepted Answer

Turning old materials into new products

Answer

Buying more items than needed

Answer

Keeping items for a long time

Answer

Using less of a resource

Question 15

What is the main goal of the 5Rs?

Accepted Answer

To reduce waste and protect the environment

Answer

To promote shopping

Answer

To create more products

Answer

To increase consumption

Question 16

Which action is an example of 'Reduce'?

Accepted Answer

Turning off lights when you leave a room

Answer

Buying new clothes every season

Answer

Using plastic bags for shopping

Answer

Throwing away empty bottles

Question 17

What is the purpose of 'Refuse' in the 5Rs?

Accepted Answer

To avoid unnecessary items

Answer

To collect things from others

Answer

To share items with friends

Answer

To buy more products

Question 18

Which of the following is an example of 'Upcycling'?

Accepted Answer

Turning an old t-shirt into a tote bag

Answer

Using disposable plates at a party

Answer

Throwing away an old chair

Answer

Buying new furniture

Question 19

What does the 'Reduce' in the 5Rs stand for?

Accepted Answer

Using less of something to minimize waste.

Answer

Throwing away more trash.

Answer

Buying more than we need.

Answer

Recycling everything we use.

Question 20

Which of the following is an example of 'Reuse' in the 5Rs?

Accepted Answer

Using an old jar to store pencils.

Answer

Using paper plates for every meal.

Answer

Buying a new plastic bag each time.

Answer

Throwing away an empty bottle.

Question 21

What is the purpose of 'Recycle' in the 5Rs?

Accepted Answer

To turn waste materials into new products.

Answer

To use items only once before discarding.

Answer

To throw everything in the trash.

Answer

To burn waste to reduce it.

Question 22

What does the 'Refuse' in the 5Rs encourage us to do?

Accepted Answer

To say no to things we don't need or that create waste.

Answer

To always buy new products.

Answer

To collect more items to use later.

Answer

To accept all plastic items offered.

Question 23

Which of the following actions best demonstrates 'Repair' in the 5Rs?

Accepted Answer

Fixing a broken toy instead of throwing it away.

Answer

Giving the broken toy to a friend.

Answer

Buying a brand new toy immediately.

Answer

Storing the broken toy in a drawer.

Question 24

When practicing the 5Rs, what is the main goal of 'Reduce'?

Accepted Answer

To minimize the amount of waste we produce.

Answer

To fill our trash cans to the top.

Answer

To increase the number of items we buy.

Answer

To recycle all items without thinking.

Question 25

Which of these is NOT one of the 5Rs?

Accepted Answer

Remind

Answer

Reuse

Answer

Recycle

Answer

Reduce

Question 26

What is a good practice of 'Reuse' in everyday life?

Accepted Answer

Using a cloth bag instead of a plastic bag for shopping.

Answer

Throwing away used paper towels.

Answer

Using disposable utensils at every meal.

Answer

Buying single-use water bottles.

Question 27

Which of the following is an example of 'Recycle'?

Accepted Answer

Putting your empty soda can in a recycling bin.

Answer

Throwing the soda can in the regular trash.

Answer

Using the soda can as a flower pot and tossing it afterward.

Answer

Crushing the can and leaving it on the ground.

Question 28

Why is 'Refuse' an important part of the 5Rs?

Accepted Answer

It helps us avoid unnecessary waste by not accepting items we don't need.

Answer

It allows us to recycle everything we have.

Answer

It encourages us to buy more items.

Answer

It means giving away all our possessions.

Question 29

What is the purpose of recycling?

Accepted Answer

To reduce waste and save resources

Answer

To make new products from old ones

Answer

To throw things away

Answer

To create more garbage

Question 30

What does the term 'biodiversity' refer to?

Accepted Answer

The variety of different species in an ecosystem

Answer

The amount of water in an ocean

Answer

The number of trees in a forest

Answer

The size of an animal

Question 31

Why is it important to conserve water?

Accepted Answer

To ensure there is enough for everyone and the environment

Answer

To reduce the number of plants

Answer

To make it more expensive

Answer

To fill up swimming pools

Question 32

What is the greenhouse effect?

Accepted Answer

The warming of the Earth's surface due to trapped gases

Answer

A method of growing plants

Answer

A type of weather pattern

Answer

The cooling of the Earth

Question 33

What is an ecosystem?

Accepted Answer

A community of living organisms and their environment

Answer

A large city

Answer

A place with only plants

Answer

A type of animal

Question 34

What is true about air pollution?

Accepted Answer

It can harm human health and the environment

Answer

It always comes from factories

Answer

It only affects large cities

Answer

It makes the air smell good

Question 35

What is the main cause of global warming?

Accepted Answer

Increased greenhouse gas emissions

Answer

The Earth's rotation

Answer

Sunspots

Answer

Natural weather changes

Question 36

Why is deforestation harmful?

Accepted Answer

It destroys habitats and reduces oxygen production

Answer

It creates new jobs

Answer

It makes the air cleaner

Answer

It helps grow more crops

Question 37

What is composting?

Accepted Answer

A way to recycle organic waste into nutrient-rich soil

Answer

A way to create plastic

Answer

A type of gardening

Answer

A method of cooking

Question 38

What do we call animals that are at risk of extinction?

Accepted Answer

Endangered species

Answer

Urban animals

Answer

Common species

Answer

Farm animals

Question 39

What is the main goal of the Republic Act for the Environment in the Philippines?

Accepted Answer

To protect and enhance the environment and natural resources

Answer

To promote only economic growth

Answer

To support illegal logging

Answer

To encourage pollution

Question 40

Which of the following activities is prohibited under the Republic Act for the Environment?

Accepted Answer

Dumping waste in rivers and oceans

Answer

Cleaning up parks

Answer

Planting trees

Answer

Recycling materials

Question 41

What should citizens do to help support the Republic Act for the Environment?

Accepted Answer

Participate in clean-up drives

Answer

Ignore waste disposal rules

Answer

Pollute public spaces

Answer

Cut down trees for fun

Question 42

What is the purpose of creating protected areas under the Republic Act for the Environment?

Accepted Answer

To conserve biodiversity and habitats

Answer

To limit access to parks

Answer

To increase pollution

Answer

To build more cities

Question 43

Which of the following practices supports the goals of the Republic Act for the Environment?

Accepted Answer

Using reusable bags instead of plastic bags

Answer

Burning trash in open areas

Answer

Littering in public places

Answer

Buying single-use plastic bottles

Question 44

What is one responsibility of the government under the Republic Act for the Environment?

Accepted Answer

To create laws that protect natural resources

Answer

To allow pollution without restrictions

Answer

To promote wastefulness

Answer

To ignore environmental issues

Question 45

What can schools do to contribute to the Republic Act for the Environment?

Accepted Answer

Teach students about recycling and waste management

Answer

Encourage throwing waste on the ground

Answer

Ignore climate change discussions

Answer

Avoid planting trees during school events

Question 46

What is a consequence of not following the Republic Act for the Environment?

Accepted Answer

Endangerment of wildlife and ecosystems

Answer

Improvement of public health

Answer

Better air quality

Answer

Increased job opportunities

Question 47

Which of the following best describes the role of community involvement in the Republic Act for the Environment?

Accepted Answer

Communities help enforce environmental laws and conservation efforts

Answer

Only the government can protect the environment

Answer

Communities can ignore environmental issues

Answer

Communities have no role in environmental protection

Question 48

What is an important effect of tree planting under the Republic Act for the Environment?

Accepted Answer

It helps reduce carbon dioxide in the air

Answer

It uses up all our water resources

Answer

It destroys wildlife habitats

Answer

It creates more pollution

Question 49

What is sustainable development?

Accepted Answer

Meeting the needs of the present without compromising the ability of future generations to meet their own needs.

Answer

Using resources faster than they can be replaced.

Answer

Ignoring environmental concerns for economic growth.

Answer

Building as many factories as possible.

Question 50

Which of the following is an example of renewable energy?

Accepted Answer

Solar energy

Answer

Coal

Answer

Nuclear energy

Answer

Natural gas

Question 51

Why is recycling important for sustainable development?

Accepted Answer

It reduces waste and conserves natural resources.

Answer

It increases pollution.

Answer

It makes products more expensive.

Answer

It wastes time and effort.

Question 52

What is one benefit of planting trees in urban areas?

Accepted Answer

They help clean the air and provide shade.

Answer

They take up too much space.

Answer

They attract more animals.

Answer

They grow faster than other plants.

Question 53

What does conservation mean in the context of sustainable development?

Accepted Answer

Protecting and managing natural resources to prevent depletion.

Answer

Building more factories for production.

Answer

Using resources without any limits.

Answer

Throwing away less waste.

Question 54

What is a key goal of sustainable agriculture?

Accepted Answer

To produce food in a way that protects the environment.

Answer

To use as many chemicals as possible.

Answer

To focus only on profit without regard for health.

Answer

To grow only one type of crop each year.

Question 55

What can individuals do to support sustainable development?

Accepted Answer

Reduce, reuse, and recycle items.

Answer

Drive everywhere instead of walking.

Answer

Use more plastic bags.

Answer

Waste water when brushing teeth.

Question 56

What is the role of clean water in sustainable development?

Accepted Answer

It is essential for health, agriculture, and ecosystems.

Answer

It is only important for drinking.

Answer

It can be replaced with soda.

Answer

It does not affect farming.

Question 57

How does reducing energy consumption help the environment?

Accepted Answer

It lowers greenhouse gas emissions.

Answer

It makes energy more expensive.

Answer

It increases electricity bills.

Answer

It causes more pollution.

Question 58

What is one way that public transportation supports sustainable development?

Accepted Answer

It reduces the number of cars on the road, lowering emissions.

Answer

It costs too much to maintain.

Answer

It makes traffic worse.

Answer

It uses more fuel than private cars.

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