Unit 7: Social and environmental responsibility

Question 1

What is environmental degradation

Answer 1

The deterioration of the environment through the depletion of resources such as air, water, and soil; the destruction of ecosystems, the extinction of wildlife, and pollution.

Question 2

Greenhouse effect

Answer 2

All the gases and substances released into the earth’s atmosphere change the atmosphere, which causes radiation from the sun to be trapped, making the earth warmer

Question 3

What is habitat fragmentation?

Answer 3

A process through which habitat loss results in the division of large, continuous habitats into smaller, more isolated habitats

Question 4

harmful substances

Answer 4

A harmful biological substance is a bacterium, virus, microorganism, or toxic substance derived from or produced by an organism that can lead to injury, disease, or death in humans, animals, or plants.

Question 5

Organic farming

Answer 5

A method of crop and livestock production characterized by not using pesticides, fertilizers, genetically modified organisms, antibiotics, or growth hormones. Livestock receives attentive care that promotes their health and meets their behavioral needs

Question 6

Urbanisation

Answer 6

the change in a country or region when its population migrates from rural to urban areas

Question 7

Benefits of organic farming

Answer 7

Minimises chemical usage
Promotes biodiversity
Improves soil health with organic farming practices
Only natural methods are used

Question 8

Characteristics of conventional farming

Answer 8

Uses unnatural farming methods
Ignores time-consuming natural methods
Uses chemicals, synthetics, and other materials to manage weed and pests

Question 9

How to live an organic life

Answer 9

1. By eating organic food, you benefit from a healthy ecosystem whic produces food where workers are safe from chemicals
2. Buy your food locally and eat wht is easonal. Local food generally uses less packaging , is fresher and tastier.
3. Make compost from your leftovers, such as fruit- and vegetable peels. composting leftovers will give you fertile soil and keep your kitchen dustbin from smelling
4. Start your own vegetable garden
5. Eat more raw food
6. Ease up on the meat. Meat production requires huge amounts of water, grain and land

Question 10

primary cause of environmental degradation

Answer 10

human disturbance and interference. The plants, animals and humans that inhabit a soecific environment will determine the impact of that environment

Question 11

the environments degradation impact on animals

Answer 11

Some wildlife species requires large stretches of land to meet all of their needs for food, habitat, migration and other resoures

Question 12

the environments degradation Land disturbance

Answer 12

has an even vigger impact. many weed plants become active with the disturbance of their habitat and can take over a large area, displacing the natura flora of that environment

Question 13

Factor on how environmental degration occurs

Answer 13

Urbanisation
Population explosion
Intensification of agriculture
Increase in energy usage
Increase in transportation

Question 14

The primary cause of environmental degradation

Answer 14

urbanisation

Question 15

Causes of population explosion

Answer 15

The population explosion is putting more pressure on planet Earth due to the need for more cars, houses, and roads. All these demands contribute to greater levels of pollution. There is also a need for the intensification of agriculture and an increased need for energy. The population explosion also leads to higher rates of poverty and unemployment

Question 16

Agriculture

Answer 16

The production of modern-day food plays a central part in the degrading of the environment. Over 30% of all greenhouse gases are released by the use of petrochemicals in agriculture and by factory farms

Question 17

Energy use and production

Answer 17

Energy plays an important role in many aspects of our lives like electricity for lighting and cooling, and fuel for transportation, heating, and cooling. Water consumption, the use of goods and services, transportation, land use, production growth, and economic growth depend on the use of energy. Fossil fuels are mostly used to produce energy

Question 18

Increased transportation

Answer 18

The more the population grows, the more transport is needed and the more roads that need to be built

Question 19

Increased transportation

Answer 19

The more the population grows, the more transport is needed and the more roads that need to be built. The effects of transport on public roads and highways are noise pollution, air pollution, and the destruction of natural habitat. Wider effects include habitat fragmentation, ecosystem degradation, and climate change from all the gas emissions from vehicles. The construction of roads is known to cause significant damage to streams and wetlands

Question 20

Other forms of pollution

Answer 20

Noise
Radioactive
light
visual

Question 21

Noise pollution

Answer 21

as an undesirable level of noise caused by human activity that disrupts the standard of living in the unaffected area

Question 22

Noise pollution is caused by

Answer 22

traffic
airports
manufacturing plants
construction of demolition
lour music

Question 23

Radioactive pollution

Answer 23

This kind of pollution is very rare but extremely dangerous. It causes birth defects, cancer, sterilization, and other health problems for human and wildlife populations. It can also sterilise the soil and contribute to water and air pollution

Question 24

Radioactive pollution is caused by

Answer 24

uranium mining operations
improper nuclear waste disposal
nuclear power plant accidents and leakage

Question 25

Light pollution

Answer 25

is the over-illumination of an area and is sometimes considered obtrusive. It makes it impossible to see stars and it interferes with astronomical observation, circadian rhythm

Question 26

Light pollution is caused by

Answer 26

over-illumination of the outdoors in large cities billboards and advertising night time sporting events and other entertainment

Question 27

Visual pollution

Answer 27

also called eyesores and is caused by undesirable, unattractive views and it may lower the quality of life in a certain view

Question 28

Visual pollution is caused by

Answer 28

``` power lines construction areas billboards and advertising neglect of empty sites and abandoned buildings ```

Question 29

The effects of air pollution

Answer 29

1. it weakens the lungs and restricts their functioning 2. It causes irritation of the eyes, nose, mouth, and throat 3. It brings asthma attacks 4. It leads to respiratory diseases such as bronchitis 5. It may cause cancer

Question 30

The effects of water pollution

Answer 30

1. It can cause rashes, earaches, and pink eyes 2. May cause infections in the respiratory systems 3. Can cause hepatitis, encephalitis 4. Hazardous chemicals in water can cause cancer and hormonal problems, harm to the nervous system, and damage to the liver and kidney

Question 31

The effects of land pollutions

Answer 31

1. Polluted soil may cause cancer 2. Lead in soil can retard brain growth in young children 3. Mercury increases the risk of kidney cancer 4. Polluted land can cause neuromuscular blockade 5. Can cause headaches, nausea, eye irritation, and skin rash

Question 32

How to avoid air pollution

Answer 32

1. Install solar power to obtain your electricity from the heat of the sun 2. Avoid smoking indoors 3. Minimise the use of air freshener 4.

Question 33

How to avoid water pollution

Answer 33

1. Don't litter 2. Use green household cleaners and laundry detergents 3. Use organic lawn fertilisers instead of chemical fertilisers 4. Organise a community clean up event

Question 34

How to avoid soil pollution

Answer 34

1. Follow the same rule as for water pollution 2. Join a community effort to plant trees 3. Buy reusable cloth grocery bags instead of plastic bags 4. Recycle paper, plastics and aluminium cans to reduce the garbage

Question 35

Causes of Home fires

Answer 35

1. Faulty wiring (old or damaged wiring is the main cause of a fire in the house) 2. Unattended cooking. ( Make sure the area around the store is clear of curtains or anything that can catch fire) 3. Heaters. heaters are often used to dry laundry or damp shoes. These items can easily catch fire 4. Electrical appliances. make sure that you don't overload your power boxes with too many appliances at one time

Question 36

Step to follow in case of a fire

Answer 36

1. react as soon as possible because time is everything. your first priority is to ensure you and your family members get out as soon as possible there is no time to stop to get values 2. Call the emergency services immediately

Question 37

Rules for exiting through doors

Answer 37

1. if there is smoke under a door, don't go through that door 2. f there is not smoke, touch the door with the back of your hand to make sure it not hot, if it's not hot then go through that door 3. If there is a door open and there is a fire, close that door

Question 38

Protect yourself from smoke inhalation

Answer 38

1. Crawl on your hands and knees to evade the smoke | 2. Cover your nose and mouth with a wet shirt or rag

Question 39

If your clothes catch fire

Answer 39

1. don't run because it will fan the flames 2. Drop and roll on the ground until you put the fire out 3. Cover your face with your hand to protect yourself when you are rolling around

Question 40

If you are trapped in a room

Answer 40

1. Don't panic 2. Stay low to the ground to evade all smoke 3. Close the door and cover all the vents to keep the smoke out for as long as possible

Question 41

How to stay safe during a flood

Answer 41

1. Have an emergency kit in your house 2. Switch off electriciy and water supply 3. If you are in a car, dont drive through flood water 4. If you are on foot, avoid fast- flowing water 5.

Question 42

What must you do after the flood

Answer 42

1. Return to your house if it is safe 2. Boil drinking water 3. Throw away anything that cannot be cleaned or disinfected 4. Watch out for holes in the floor, broken glass, and other potentially dangerous debris 5. Don't switch on devices before they are properly checked

Question 43

What is global warming

Answer 43

The rising of average global temperature near the earth surface

Question 44

Cause of global warming

Answer 44

Mostly caused by the increasing concentration of greenhouse gases in the atmosphere which is causing climate patterns to change

Question 45

The impact of climate change will

Answer 45

``` affect our water supply power and transport might be affected polar ice shields are melting sea levels rising oceans are getting warmer ```

Question 46

Consequences of climate change | Rising sea levels

Answer 46

1. Rising sea levels. oceans are getting warmer and as they expand, sea levels rise. The freshwater from melting glaciers flows into the ocean which causes sea levels to rise even more. The rising sea threatens dense coastal populations and damage property and destroys the ecosystem.

Question 47

Consequences of climate change | Storms, droughts, and floods

Answer 47

Climate change is intensifying droughts, storms, and floods around the world and putting whole communities at risk because of the severity of these natural disasters

Question 48

Consquences of climate change | economic imact

Answer 48

The fishing industry and the agricultural industry will feel the log term impact of climate change

Question 49

Causes of climate change on agriculture

Answer 49

it can lead to crop losses when it becomes too hot to grow certain crops and severe storms and floods will also damage crops

Question 50

Causes of climate change on energy (temperature)

Answer 50

Higher or cooler temperatures will create a need to be kept cool or warm by using air conditioners and electrical heaters, resulting in a higher level of electricty

Question 51

Causes of climate change on water

Answer 51

Dams are at an all-time low and there is extreme drought

Question 52

Cause of climate change on health

Answer 52

Heatwaves, storms, and air pollution will increase with global climate change. people at risk are the poor, very young, and the elderly, or those living in coastal areas or big cities

Question 53

Cause of climate change on spreading diseases

Answer 53

Climate change might allow some infectious diseases to spread. Ticks and mosquitoes have developed a resistance and stayed alive for longer periods of this year

Question 54

Cause of climate change on forests

Answer 54

Forests are sensitive to climate change. Wildfires will become a common threat due to extremely dry conditions

Question 55

Solutions to climate change for agriculture

Answer 55

Farmers can plant crops during different times of the year

Question 56

Solutions to climate change for energy

Answer 56

People can plant trees near offices and houses to provide shade and keep them cool or use fans or AC

Question 57

Solutions to climate change for water supply

Answer 57

We need to use less water and we can collect our own water by installing water tanks and collecting water from our roofs

Question 58

Solution for climate change for health

Answer 58

People should keep cool and prepare for severe storms and extreme weather and avoid effects of air pollution ASAP

Question 59

Solutions to climate change for spreading disease

Answer 59

We just take proper precautions to control mosquito and spreading infectious disease and we should try to reduce greenhouse effects

Question 60

Solutions for climate change for forests

Answer 60

We should prepare for increased risk of wildfires and taking extra precautions to prevent fires