15997641
Description
Flashcards by Julie Mannering, updated more than 1 year ago
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Created by Julie Mannering
about 6 years ago
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| Question | Answer |
| What is an controlled experiment? | It is a test that involves changing one factor in order to see how it affects other factors. |
| What are cells? | Cells are living things that are in all living things to keep them alive.They are the basic building blocks of living things. |
| What is nutrition? | The way in which living things get their food. |
| What is exretion? | The way in which livings things get rid of wastes that they produce. |
| What is response? | The way in which living things react to changes in their surroundings. |
| What is movement? | All living things have the abilty to move. |
| What are the two types of cells? | Animal and plant cells. |
| What is biodiversity? | The huge variety of living things in the world. |
| What is bacteria? | Tiny microscopic living things they can cause disease and decay but there can be good bacteria. |
| What is fungi? | Mushrooms moulds and yeasts. |
| What are vertrates? | Animals that have a backbone humans count as a vertrate. |
| What are invertebrates? | Animals that do not have a backbone such as spiders earthworms jellyfish. |
| What is light microscope? | A type of microscope which uses white light. |
| What is a cell membrane? | Its a very thin layer surrounding the cell . It holds the cell contents in place and controls what passes into and out of the cell. |
| What is cytoplasm? | Watery liquid found between the nucleus and the cell membrane. It supports tiny cell structures. |
| What is mitochondrion? | It supplys energy to the cell. |
| What is a vacuole? | It belongs to the plant cell. It contains liquid. It helps to give strength to the cell.It stores food for the plant. |
| What is tissue? | A group of cells carrying out the same function. |
| What is an organ? | Two or more tissues working together. |
| What is organism? | Systems working together. |
| What are stem cells? | Stem cells have the ability to develop into different types of cells. |
| What are the five main food constituents? | Carbihydrates, fats, proteins,vitamins,and minerals. |
| What are the stages of digestion? | Ingestion,digestion,absorption,assimilation,engestion. |
| What is ingestion? | Taking food into the the mouth. |
| What is digestion? | Breaking down of food into simpler molecules. |
| What is absorption? | Passing of ffod molecules into blood through the small intestine. |
| What is assimation? | Body cells take in food molecules for energy, growth and repair. |
| What is engestion? | Undigested food is passed out of the body. |
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