THE VARIETY OF LIVING THINGS By Mr. A. Rogan

The Variety of Living Things  A species is a group of living things that are able to inter- breed

The Variety of Living Thing  An individual living thing is known as an organism.  Made of Cells “building blocks”

The Variety of Living Things  Ecology – Interaction of Living things

The Variety of Living Things  The Characteristics Of Living Things:  Growth – Gradually increase in size, Cell division

The Variety of Living Things  Movement – All living things can move, some more obvious than others

The Variety of Living Things  Nutrition – Need to take in material from their environment. Require energy to live

The Variety of Living Things  Respiration – Must extract energy from the food they eat, breathing

The Variety of Living Things  Excretion – Getting rid of unwanted waste

The Variety of Living Things  Response – Sensitivity, reacting to the environment around them

The Variety of Living Things  Reproduction – Ability to reproduce in order to avoid extinction

The Variety of Living Things  Is It An Animal or A Plant?  Plants – Leaves, fruits, cones, stems, roots, branches, flowers.

The Variety of Living Things  Animals – Vertebrates or Invertebrates  Eyes, ears, teeth, limbs, fur, hair, scales, skin and wings

The Variety of Living Things  Vertebrates – Animals with a backbone E.g Human, horses and reptiles

The Variety of Living Things  Invertebrates – Animals with no backbone E.g. Snails, spiders and starfish

The Variety of Living Things  Keys:  Used to identify a plant or animal  The answer you give leads to another question, till you find the name