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7a

Key Stage 3 Science

QuestionAnswer
Name two life processes Any from: Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition
What word means “living thing”/ Organism
Which life process is this the definition for: “organisms respond to their environment?” Sensitivity
Which plant organ is where photosynthesis is carried out? Leaves
What is the word equation for photosynthesis? Carbon dioxide + water --> glucose + oxygen
Which organ system are these following organs all a part of - mouth, gullet, intestines? Digestive system
Name one organ found in the water transport system in plants Any from: Roots, Stem, Leaves
What is meant by an organ transplant? When an organ does not work and the patient is given a new working organ
What does organ rejection mean The patient’s body will not accept the new organ / the body’s immune system attacks it and destroys it
Which organ pumps the blood around the body? Heart
What organ removes unwanted water from our food? Large Intestines
Which organs are found in the nervous system? Brain, spinal cord, nerves
Which specialised cell absorbs water in plants? Root hair cell. (Do not accept root as this is an organ not a cell).
Complete the sentence: Specialised cells have a particular Function
What substance do xylem cells carry around the plant? Water
Which life process is this the definition for: “organisms respond to their environment?” Sensitivity
Water travels through three organs in plants. The first one is roots, name the next two organs that water travels through in the correct order. Roots, stem, leaves
What is the word equation for photosynthesis? Carbon dioxide + water --> glucose + oxygen
Name three parts of a cell that are ONLY found in plants cells and NOT in animal cells. Chloroplast, cell wall, vacuole
What is the function of the mitochondria? Releases energy in a reaction called aerobic respiration
Name the type of microscope that has both the highest magnification and highest resolution. Electron microscope
What is the equation for working out total magnification? "Total magnification = magnification on eyepiece lens x magnification on objective lens
" What is a specimen? The object that you look at when you are using a microscope
What is the definition of resolution? How clear the image is
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