Question | Answer |
What are the 7 life processes | 1 Movement2 Reproduction3 Sensitivity4 Nutrition5 Exceration6 Respiration7 Growth |
Cell Division | When a cell splits in 2 the chromosones in the nucleus are copied and then pulled apart.Cell division can keep repeating |
What 3 things do both animal cells and plant cells have? | Cell membrane,cytoplasm,nucleus |
What 3 things does just a plant cell have? | chloroplast,vacuole,cell wall |
What is the difference between an animal cell and a plant cell? | Animal cells have an irregular shape.Plant cells have a regular shape |
Cell membrane | Controls what substances can get in and out of the cell |
Cytoplasm | Jelly like substance where chemical reactions take place.In plant cells only a thin lining however in animal cells it takes up most of the cell. |
Nucleus | Controls whats in the cell.Carries genetic information.Don't call it the brain of the cell. |
Chloroplast | Where photosynthesis happens-chloroplast contains a green substance called chlorophyll |
Vacuole | Contains a liquid called cel sap which keeps the cell firm |
Cell Wall | Made of a tough substance called cellulose which supports the cell. |
Red Blood Cell | To carry oxygen |
Nerve cell | To carry nerve impulses to different parts of the body |
Female reproductive cell(egg cell) | To join with the sperm cell and then provide food for the cell to be formed |
Male reproductive cell (sperm cell) | To reach female egg and join it |
Root hair cell | To obsorb water and minerals |
Leaf cell | To obsorb sunlight for photosynthesis |
Tissue | A luving cell is a group of cells all working in a group on a particular job |
Give 5 examples of tissue | 1 muscle2 The lining of the intestine3 The lining of the lungs4 Pholeum(tubes to carry dissolved sugar around a plant)5 Root hair tissue(for plants to take up water and minerals from the soil) |
Organ | An organ is made from a group of differnt tissues working on a job |
Give 6 examples of organs | 1 heart2 lung3 stomach4 brain5 leaf6 root |
Organ systems | A group of different organs working together to do a particular job. |
Give 6 examples of an organ system | 1 circulatory system2 respiratory system3 digestive system4 nervous system5 reproductive system6 leaf canopy |
Microscope | Cells are tiny so you have to use a microscope to see them |