Chapter 2: Biological world Flashcards
Cells
The basic building blocks of living things
Nutrition
The way in which living things get their food
Excretion
The way in which living things get rid of wastes that they produce
Response
The way in which living things react to changes in their surroundings
Reproduction
The way in which living things produce new living things
Five major groups of living things
Bacteria, Fungi, Plants, Animals, Other(protists)
Bacteria
Tiny microscopic living things. Some cause disease, some cause decay, some are used to produce valuable substances
Fungi
Mushrooms, moulds and yeast
Plants
Trees, grasses, flowers
Animals
Humans, fish, insects
Others (Protists)
Seaweeds, amoeba
Vertebrates definition and eg
- animals that have backbones
Eg. Horse, seagull
Invertebrates definition and eg
- animals that do not have backbones.
Eg: spider, jellyfish
Biodiversity
Range of living things
Animal cell structure
Cell membrane, Nucleus, Cytoplasm