The complete Biology Syllabus 2005 Section 1 Characteristics and Classification of living organism 1. - Reproduce - Feed - Respire - Grow - Excrete - Move - Sensitive - Made out of cells 2. Nutrition: Food Excrete: Faeces of animals, digested left over of food, waste Respiration: Gaining energy from food Sensitivity: Interaction with nature, feelings Reproduction: Sexual Intercourse, production of a new cell, by union of sperm and egg to form zygote Growth: Ability of to reproduce and …
showed first 75 words of 7473 total

showed last 75 words of 7473 total
…to the ground and then it the sewage is taken away or absorbed to be cleaned and this can happen by organic needs, for example by other bacteria that kill the "sewage bacteria". Paper can be recycled by putting all the paper into a tank where water and some chemical substances dissolve it again into liquid form, the paper is then filtered again to filter any other material than new paper is made from it.