Flow Of Energy Through Ecosystems
- The sun is the main source of energy on Earth. - The energy from the sun is changed into many different forms. - Some of it is used by green plants to make food by photosynthesis. - When p...
Notes tagged with "jc science".
- The sun is the main source of energy on Earth. - The energy from the sun is changed into many different forms. - Some of it is used by green plants to make food by photosynthesis. - When p...
Communication Scientists must communicate to share ideas. This allows scientists to check each other's work and to develop their ideas. Ideas can only develop into scientific theory if the ...
A good way to approach a research project is to break it into three stages: 1. Research 2. Organise 3. Communicate1. Research Find some general information about your topic. Sources of Inf...
Most cells have the following structures: - Cell membrane: Holds the cell together and controls what can enter and leave the cell. - Cytoplasm: This is a watery, jelly-like fluid in which t...
All cells have the same basic structure but different types of cells have special features that are suited to the functions that they carry out.Red Blood Cells - Contains a chemical called ...
- When hunting kills small numbers of animals, biodiversity can be maintained. - However, when large numbers of animals are removed from an ecosystem it can disrupt biodiversity.Conserving B...
Food Chains - A food chain shows the feeding relationship between an organism in which energy is transferred. - A food chain must always start with a producer e.g. a plant.Example Grass - ...
Adaptations - An adaptation is a structure or habitat that helps an organism to survive in its habitat.Examples - Butterflies have long tubular mouthparts so they can drink nectar - Primro...
- Ecology is the study of plants and animals and their environment. - Habitat is the area where a plant lives.Producers - Producers are plants, they can make their own food. Plants make t...
A titration is a method that is used to investigate reactions between substances. It can be used to investigate the neutralisation reaction between an acid and a base. Titrations use pipette...