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48 Cards in this Set
- Front
- Back
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Equation for photosynthesis |
Back (Definition) Carbon dioxide + water (+ sunlight) ----------> glucose + oxygen |
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Organs in the digestive system |
Back (Definition) •Glands (e.g. Pancreas & Salivary glands) - produce digestive juices •Stomach and small intestine - digest foods •Liver - produces bile •Large intestine - absorbs water from undigested food, leaving faeces |
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What is a tissue? |
Back (Definition) A group of similar cells working together to carry out a particular function |
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Muscular tissue |
Contracts to bring out movement |
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Muscular tissue |
Contracts to bring out movement |
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Glandular tissue |
Makes and secretes substances like enzymes and hormones |
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Muscular tissue |
Contracts to bring out movement |
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Glandular tissue |
Makes and secretes substances like enzymes and hormones |
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Epithelial tissue |
Covers some parts of the body |
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Word equation for Aerobic respiration |
Glucose + oxygen -----> carbon dioxide + water + ENERGY |
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Word equation for Aerobic respiration |
Glucose + oxygen -----> carbon dioxide + water + ENERGY |
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Respiration |
Respiration is the process of releasing energy from glucose, which goes in every cell |
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Features in a animal cell |
Nucleus Cytoplasm Cell membrane Mitochondria Ribosomes |
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Features of a plant cell |
Nucleus Cytoplasm Cell membrane Ribosomes Mitochondria Cell wall Permanent vacuole Chloroplasts |
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Features of a yeast cell |
Nucleus Cytoplasm Cell membrane Cell wall |
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Features in a animal cell |
Nucleus Cytoplasm Cell membrane Mitochondria Ribosomes |
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Features of a plant cell |
Nucleus Cytoplasm Cell membrane Ribosomes Mitochondria Cell wall Permanent vacuole Chloroplasts |
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Features of a yeast cell |
Nucleus Cytoplasm Cell membrane Cell wall |
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Features of a bacterial cell |
Cytoplasm Cell membrane Cell wall Genetic material (no nucleus) |
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Features in a animal cell |
Nucleus Cytoplasm Cell membrane Mitochondria Ribosomes |
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Features of a plant cell |
Nucleus Cytoplasm Cell membrane Ribosomes Mitochondria Cell wall Permanent vacuole Chloroplasts |
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Features of a yeast cell |
Nucleus Cytoplasm Cell membrane Cell wall |
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Features of a bacterial cell |
Cytoplasm Cell membrane Cell wall Genetic material (no nucleus) |
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Diffusion |
The spreading of particles from an area of high concentration to an area of low concentration |
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Substances that can diffuse through cell membranes |
Very small molecules such as oxygen, glucose, amino acids and water. |
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Three ways a sperm cell is adapted for swimming to an egg cell |
•It has a long tail •Streamlined head •Lot of mitochondria in the cell to provide energy |
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Features in a animal cell |
Nucleus Cytoplasm Cell membrane Mitochondria Ribosomes |
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What is the green substance in leaves that absorbs sunlight? |
Chlorophyll |
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Name the three factors that can limit the rate of photosynthesis |
Light intensity Carbon Dioxide Concentration Temperature |
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Why is it important that a plant doesn't get too hot? |
The enzymes it needs for photosynthesis and other reactions will be damaged. |
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Describe three things that a gardener could do to make sure she grows a good crop of tomatoes in her greenhouse |
Paraffin heater (increases level of carbon dioxide) Ventilation (to cool things down, when it gets too hot) Artificial light (when the sun goes down) |
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Give five environmental factors that affect the distribution of organisms |
Temperature Availability of water Availability of nutrients Availability of oxygen and carbon dioxide Amount of light |
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State four functions of proteins in living cells |
•Catalysts •Structural components of tissues •Hormones •Tissues |
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Name three plant organs |
Stems, roots and leaves. |
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Name three plant tissues |
Epidermal tissue - covers the plant Mesophyll - carried out photosynthesis Xylem and phloem - transports substances around the plant |
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Quadrats |
Square frames |
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In which three places is amylase produced? |
•Salivary glands •Pancreas •Small intestine |
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Features of a plant cell |
Nucleus Cytoplasm Cell membrane Ribosomes Mitochondria Cell wall Permanent vacuole Chloroplasts |
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In which three places is Protease produced? |
•Stomach (it's called pepsin there) •Pancreas •Small intestine |
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In which two places is Lipase produced? |
Pancreas Small intestine |
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Features of a yeast cell |
Nucleus Cytoplasm Cell membrane Cell wall |
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Features of a bacterial cell |
Cytoplasm Cell membrane Cell wall Genetic material (no nucleus) |
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Diffusion |
The spreading of particles from an area of high concentration to an area of low concentration |
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Substances that can diffuse through cell membranes |
Very small molecules such as oxygen, glucose, amino acids and water. |
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Three ways a sperm cell is adapted for swimming to an egg cell |
•It has a long tail •Streamlined head •Lot of mitochondria in the cell to provide energy |
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What is an organ? |
An organ is a group of tissues working together to perform a particular function |
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Three examples of tissues in the stomach, and say what job they do. |
•Muscular tissue - moves the stomach wall to churns up the food •Glandular tissue - makes digestive juices to digest food •Epithelial tissue - covers the outside and inside the stomach |
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Name one organ system found in the human body |
Digestive system |
