QUARTER 2

Question 1

This is generated and disposed of in great amounts by people all over the world. These end up in landfills and become a source of pollution.

Answer 1

Solid Waste

Question 2

Includes trash or garbage from households, schools, offices, marketplaces, restaurants, and other public places.

Answer 2

Municipal solid waste

Question 3

Produced from health care facilities such as hospitals, clinics, veterinary facilities, and laboratories.

Answer 3

Medical and clinical wastes

Question 4

These are generated by agricultural activities such as plant cultivation, fruit growing, seed growing, livestock breeding, vegetable gardening, and seedling banks.

Answer 4

Agricultural wastes

Question 5

Comes from manufacturing various products like glass, leather, textile, food, electronics, plastic, and metal products that are generated in bulk.

Answer 5

Industrial wastes

Question 6

Results from the construction of roads and buildings. Old houses or buildings are demolished to build new ones.

Answer 6

Construction and demolition wastes

Question 7

From electronic and electrical devices includes DVD and music players, TVs, telephones, computers, vacuum cleaners, and all the other electrical appliances at home.

Answer 7

Electronic waste

Question 8

This is defined as any waste in liquid form such as fluids from wastewater; fats, oils and grease, and any other hazardous household liquids.

Answer 8

Liquid Waste

Question 9

Often referred to as domestic wastewater that results from daily activities such as cooking, washing, bathing, and toilet use.

Answer 9

Liquid wastes from residential areas

Question 10

Generated by processing or manufacturing industries and service industries, such as car repair shops. Also from food product manufacturing companies, dairy waste, and from all cisterns within the industrial facilities.

Answer 10

Liquid wastes from industries

Question 11

Caused by the seepage of rainwater through the deposited material in landfills.

Answer 11

Landfill leachate

Question 12

Oxides or carbon, sulfur dioxide, oxides of nitrogen, hydrocarbons, aerosols, carbon monoxide, methane, and greenhouse gases like chlorofluorocarbon.

Answer 12

Gaseous wastes

Question 13

Hazardous gas emitted from landfills. They attract insects and bugs.

Answer 13

Methane

Question 14

Solid wastes pose a significant risk to water and quality and can be a source of toxic contaminants.

Answer 14

Water Contamination

Question 15

When the condition of the landfill worsens and the community becomes intolerant of such condition, the landfill is transferred farther from densely populated areas.

Answer 15

Energy Consumption

Question 16

A land that is claimed for landfill is no longer viable to many plants and wildlife.

Answer 16

Natural Habitat Degradation

Question 17

This is the rapid growth in the population of bacteria and algae in rivers and lakes known as algal bloom.

Answer 17

Eutrophication damage

Question 18

Poses a serious threat to an ecosystem. Waste deposited directly into bodies of water negatively changes the chemical composition of water.

Answer 18

Surface water contamination

Question 19

Can affect the health of most living things. Hazardous chemicals that get into the soil can harm plants when they absorb the contaminants through their roots.

Answer 19

Soil contamination

Question 20

Can be hazardous if it enters the surface water, groundwater, and soil.

Answer 20

Leachate

Question 21

Causes people to be at risk of getting sick due to bacteria and viruses by bathing in polluted waters.

Answer 21

Bathing in contaminated water reservoirs

Question 22

Can cause different problems to a person’s health. Shellfish filter water through their gills to trap microscopic pants and animals for their food.

Answer 22

Contaminated shellfish

Question 23

Certain fish in contaminated waters can accumulate high levels of toxic substances.

Answer 23

Contaminated fish

Question 24

Can cause liver and kidney damage.

Answer 24

Detergents

Question 25

Carries disease-causing organisms, leading to infection of the small intestine, amoebic dysentery, and cholera.

Answer 25

Sewage water

Question 26

Creates harmful emissions such as carbon dioxide and sulfur when it is burned.

Answer 26

Biomass

Question 27

Is often added to gasoline since their combination burns cleaner than pure gasoline.

Answer 27

Ethanol

Question 28

Gives off less sulfur oxide, particular matter, carbon monoxide, and hydrocarbons when burned than conventional petroleum diesel.

Answer 28

Biodiesel

Question 29

Methane and carbon dioxide make up 90 to 98% of landfill gas. Landfill gas can move from a landfill through soil and to air outside or inside a building

Answer 29

Landfill gas

Question 30

Weathering, erosion, sedimentation, and mass wasting are called?

Answer 30

exogenic process

Question 31

The breaking down of ricks and other materials on the earth's surface.

Answer 31

Weathering

Question 32

This occurs when rocks break into pieces without changing their CHEMICAL composition.

Answer 32

Mechanical weathering

Question 33

This occurs when the chemical composition of rocks are changed due to the ACTION of other substances.

Answer 33

Chemical weathering

Question 34

This breaks rocks because of the changes in temperatures.

Answer 34

Temperature

Question 35

The repeated changes in temperature cause the surface of the rocks to peel off.

Answer 35

Exfoliation

Question 36

A unique property of water is that it expands when it freezes.

Answer 36

Frost Action

Question 37

This is the wearing off of rocks by solid particles carried by wind, water, and other agents.

Answer 37

Abrasion

Question 38

This changes the mineral content and the chemical composition of rocks.

Answer 38

Chemical Weathering

Question 39

Almost all chemical weathering is due to the action of water. It can form acids when it combines with some of the gases in the air.

Answer 39

Water

Question 40

This combines with other substances to form entirely new substances.

Answer 40

Oxygen

Question 41

Soil remains on top of its parent rock or the rock form which it was formed.

Answer 41

Residual soil

Question 42

When the soil is moved to other places by wind, water, glaciers, and waves on other land.

Answer 42

transported soil

Question 43

the parent rock beneath the residual and transported soils.

Answer 43

bedrock

Question 44

The product of weathering is carried away by erosion to other places.

Answer 44

Soil

Question 45

Process in which soil and weathered rocks are transported from one place to another.

Answer 45

Erosion

Question 46

Eroded rocks and soil are deposited in other places through a process called?

Answer 46

deposition or sedimentation

Question 47

The most active agent of erosion.

Answer 47

Wind

Question 48

These are mounds that are built by wind consisting of loose sand.

Answer 48

Dunes

Question 49

A deposit of fine sand and silt.

Answer 49

Loess

Question 50

This constantly erode and shape shorelines.

Answer 50

Waves

Question 51

Consists of fine sand or large pebbles that are carried by waves to the shoes of the sea.

Answer 51

Beaches

Question 52

Submerged or partly exposed ridges of sand and coarse sediments.

Answer 52

Sandbars

Question 53

One of the major agents of erosion.

Answer 53

Running water

Question 54

Rainwater that flows on the surface towards river streams.

Answer 54

runoff

Question 55

U-shaped body of water that forms when a river fins a different, shorter course

Answer 55

oxbow lake

Question 56

fan-shaped deposit of gravel, sand, and even smaller pieces of sediment.

Answer 56

alluvial fan

Question 57

A landform created by the deposition of sediments carried by a river as the stream flows to a lake or an ocean.

Answer 57

delta

Question 58

A flat area of land close to a river or stream.

Answer 58

floodplain

Question 59

a natural wall that blocks the flow of water

Answer 59

levee

Question 60

This erode surfaces through abrasion.

Answer 60

Glaciers

Question 61

the accumulation of dirt and rocks that have fallen onto glacier surfaces.

Answer 61

moraine