Ecosystem
What are the three parts of an ecosystem?
1) Living beings
2) Physical environment
3) Interactions between living beings and environment
What are the three functions of living beings?
1) Nutritional function
2) Interaction/sensory function
3) Reproductive function
What is a food chain?
A diagram that represents the feeding relationships between different living beings in the ecosystem, connecting them with arrows.
What is it called when the activity of our industries, agriculture and livestock pollutes the environment with smoke and other waste?
Pollution
What does SDG stand for?
Sustainable Development Goals
What is it called when many different types of living beings (species) are found in an ecosystem?
Biodiversity
What are the two types of cells?
Prokaryotes and Eukaryotes
What are the three groups of living beings in a food chain?
1) Producers
2) Consumers
3) Decomposers
What is littering?
When people pollute by throwing waste into the environment such as plastics, clothing, garbage, etc
What is the definition of sustainability?
The method of harvesting or using a resource so that the resource is not depleted or permanently damaged
What are the three types of ecosystems?
1) Terrestrial
2) Aquatic
3) Mixed
Name all FIVE different types of living beings.
1) Monera/bacteria
2) Protists
3) Fungi
4) Plants
5) Animals
Name five natural resources that humans use.
Food
Air
Land
Water
Raw materials
What is the definition of extinction?
When every member of a species is no longer living, there are no longer any members who are able to reproduce
What are four sustainable development goals?
Stop the overexploitation of natural resources
Solve the waste problem
Avoid social inequalities
Reduce pollution
Protect natural space
What is the difference between a natural ecosystem and a humanized ecosystem?
In humanized ecosystems, human influence the ecosystem a lot, while in natural ecosystems, humans do not have influence.
What is the difference between sexual reproduction and asexual reproduction?
Sexual reproduction requires TWO parents (male and female) to produce a descendant/offspring that is similar to both of them while asexual reproduction requires ONE parent to produce an identical descendant/offspring.
What is the difference between a consumer and a decomposer?
Consumers obtain their energy and nutrients by eating other living beings. Decomposer obtain their nutrients and energy by breaking down the remains of living beings and other organic waste.
What are three reasons that invasive species are bad for an ecosystem?
- They can get food better than native species
- They might hunt native species
- They can disrupt natural ecological processes
- They lack predators
- Etc.
Name four sustainable habits.