LIVING THINGS
According to the backbone, how can we classify animals?
Vertebrates and invertebrates.
What’s an ecosystem?
A community of animals, plants, micro-organisms, non-living things and their environment.
When is an ecosystem healthy?
When there is balance and biodiversity.
What problems can we find?
Pesticides, overfishing, litter, build cities and deforestation.
Why are ecosystems important?
Because they can clean the water and the air, keep the climate stable, provide living things with food and other products and keep the soil healthy.
How can we classify trees?
Decidious and evergreen.
What is a food chain?
It shows how living things in an ecosystem get energy.
What is a biotic factor?
Living-things.
What are pesticides?
Spray chemicals to kill insects.
How do grasslands help the ecosystems?
The soil has a lot of nutrients.
What are the five groups of vertebrates?
Mammals, birds, reptiles, fish and amphibian.
What two components are necessary in a food chain?
Producers and consumers.
What is an abiotic factor?
Non-living things.
What happens when we build cities?
Animals and plants lose their habitats.
How do ponds help the ecosystems?
They clean the water.
What are the five types of plants?
Trees, bushes, ferns, grasses and mosses.
What two types of forests are there?
Tropical and temperate.
What are the four groups of invertebrates?
Worms, arthropds, echinoderms and molluscs.
What kinds of ecosystems can we find?
Grasslands, forests, ponds, coastal and urban.