biology

HideShow resource information
  • Created by: 14barkerb
  • Created on: 22-04-16 10:00
state what is meant by a nutrient
Nutrient are important substances that your body needs to survive and stay healthy
1 of 18
state the function of carbohydrates
they are your main source of energy they can be found in quick burst of energy or long term energy
2 of 18
state two functions of proteins
They repair body tissues and make new cells
3 of 18
list four ways in which you lose water from the body
sweat, tears ,urine and exhaling
4 of 18
state the colour change in iodine if a food contain starch
The color change if they is starch is present it will go dark blue-black
5 of 18
state how you would test a solid piece of food for lipids
rub some of the food onto a piece of filter paper 2 hold the paper up to the light if the paper has gone translucent the food contains lipids
6 of 18
state the colour change in benedict's solution if a food contains sugar
the solution turns orange-red the food contain sugar
7 of 18
state the color change in a solution of copper sulfate and sodium hydroxide if a food contains proteins
the solution turns purple the food contain protein
8 of 18
state the unit that energy in food is measured in
joules (J) or kilojoules (KJ)
9 of 18
state three problems caused by being underwight
poor immune system lack of energy likely to suffer from lack of vitamins or mintrals
10 of 18
name the condition caused by a vitamin A deficency
it can lead to night blidness
11 of 18
state three diseases that obese people are more likely to suffer from
heat disease stroke diabetes ans some cancers
12 of 18
state what happen during digestion
food is digested and the nutcase is exposed in to the blued stream
13 of 18
name the structure that food passes along to reach the stomach
it pass down the gullet
14 of 18
describe how food move along the gut
it move along the gut by mussel that squish-it like a toothpaste
15 of 18
state why bacteria are important in your digestive
bacteria is important as it make vitamin and brake down fiber
16 of 18
state the role of enzymes in digestion
biological catalyts
17 of 18
sate the funstion of bile
to make it easy for the lipase to beak down the lipids
18 of 18

Other cards in this set

Card 2

Front

state the function of carbohydrates

Back

they are your main source of energy they can be found in quick burst of energy or long term energy

Card 3

Front

state two functions of proteins

Back

Preview of the front of card 3

Card 4

Front

list four ways in which you lose water from the body

Back

Preview of the front of card 4

Card 5

Front

state the colour change in iodine if a food contain starch

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Biology resources:

See all Biology resources »See all Enzymes and digestion resources »