Natural Resources
How do you call the science that studies the relationship between the elements in nature?
Ecology
How many people are there in the planet?
8+ billion people
Why is water nonrenewable, but some people think it is.
It is non renewable because it is mostly polluted, but some people think it is because of the water cycle.
Mention 4 types of pollution
Water pollution, land pollution, noise pollution, air pollution, acid rain
What is the difference between biotic and abiotic.
Biotic is living organisms.
Abiotic is non living organisms. Both natural
When did population of the world began to grow exponentially?
During the Industrial Revolution/ 1950's
Mention two renewable and two non renewable resources.
Examples:
renewable: plants, sunlight, animals
nonrenewable: biomass (gas), oil, coal
What is a consequence of water pollution?
Answer may vary
Sealife dies, sicknesses for people and animals, death of coral reefs, etc.
Mention two examples of biotic and two abiotic elements.
Biotic: plants, animals, trees, humans
Abiotic: sunlight, water, rocks, soil
etc...
Which countries are the most populated?
China, India...
What type of conservation results from reducing the use of fossil fuels?
Energy use
What is acid rain?
Rain that has nitric and sulfuric acid
Explain a way an abiotic element helps a biotic element.
Answer may vary.
One example is soil holding a plant.
Mention two negative consequences of population growth?
Answers may vary.
For example, fewer resources like wood, water..
Less quality of air
More pollution
How much water is fresh in our planet?
Even though our planet is 70% water, only about 3% is freshwater
Which human activity introduces pollutants to sources of water: mining or industrial discharge?
Industrial discharge
Mention two reasons why conservation of natural resources is so important.
Answers may vary
Why are people living more now than before?
Answers may vary.
1. More vaccines
2. People aware of diseases.
3. Advances in medicine and prevention of sicknesses
4. Knowledge of how body works in keep it healthy
5. More technology used in agriculture to grow crops.
Explain what would happen if we, humans use a lot of one resource?
The resource can become extinct, and even have more consequences on other resources.
How can pollution travel from air to water?
Pollution in air can react with water in air to produce chemicals that return to land or water bodies as acid rain.