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Science Unit 1 & 2

QuestionAnswer
_____ is about change. Nothing happens without it. Energy
Where does all energy start from? Sun
What type of energy comes from the sun? Radiant or electromagnetic
What is stored energy inside matter called? Chemical energy
______ is an example of a change in energy. Photosynthesis
Where does all energy start from? Sun
Where does photosynthesis take place in plants? In their leaves
What type of energy comes from the sun? photosynthesis
What are the materials needed for photosynthesis? water, sunlight and carbon dioxide
When the water (H20) and carbon dioxide (CO2) meet in the leaves AND sunlight is present, what is made? Glucose and Oxygen
What is stored energy inside matter called? Chemical energy
In photosynthesis, what change in energy occurs? Radiant energy changes to chemical energy.
Where does photosynthesis take place in plants? In their leaves
What is the process plants use to make food? Photosynthesis
What are the materials needed for photosynthesis? water, sunlight and carbon dioxide
When the water (H20) and carbon dioxide (CO2) meet in the leaves AND sunlight is present, what is made? Glucose and Oxygen
What are the 3 types of symbiotic relationships? Mutualism, Commensalism and Parasitism
What is Mutualism? Both species benefit
What is Commensalism one species benefits, the other is unaffected
What is Parasitism? One species benefits, the other is harmed
When do symbiotic relationships occur? When two organisms live side by side.
What do carbohydrates do? Provide your body with fuel.
What are two other names for glucose? blood sugar and dextrose
What is glucose made up of? carbon and water
How does glucose work? Flows into your bloodstream so it is available to all cells in your body.
What do your cells do with glucose? Convert it into energy.
Chemical formula for glucose? C6H12O6
Glucose is a ________ sugar Simple
What is Fructose? Simple sugar in fruit.
Does Fructose have the same chemical formula as Glucose or is it different? Same
What is arranged differently in Glucose and Fructose? Atoms
What converts the fructose to glucose? The liver
What is Sucrose? White sugar or table sugar.
What is Lactose? Sugar found in milk?
What is Maltose? Sugar found in malt.
What are glucose, fructose and galactose? Monosaccharides
What are the only carbohydrates that can be absorbed into the bloodstream through the intestinal lining? Glucose, fructose and galactose (monosaccharides)
Whare are lactose, sucrose and maltrose? Disaccharides
What do disaccharides contain 2 of? Monosaccharides
What are the 2 things that are called simple carbohydrates? Monosaccharides and disaccharides
How are disaccharides converted to their monosaccharides bases? By enzymes in the digestive tract.
What are the only carbohydrates that can be absorbed into the bloodstream through the intestinal lining? Glucose, fructose and galactose (monosaccharides)
What are complex carbohydrates commonly known as? Starches
What are starches? The way plants store energy.
What is a complex carbohydrate made up of? A chain of glucose molecules.
What are some things that are high in starch? Grain, wheat, corn, oats, rice
How does your digestive system handle complex carbohydrates? Breaks them down into glucose so it can enter your bloodstream.
What is digested quicker - simple or complex carbohydrate Simple
What is the essential energy source for your body? Glucose
Where does your body store glucose? In your liver.
What provides the energy cells need to survive? Carbohydrates.
Created by: rpelzel