Year 9 FIT Task

Year 9 FIT Task
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Slide 1: Diapositive
ScienceLower Secondary (Key Stage 3)

Cette leçon contient 21 diapositives, avec quiz interactifs et diapositives de texte.

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Year 9 FIT Task

Slide 1 - Diapositive

Slide 2 - Diapositive

Diffusion is the movement of particles from an area of high concentration to an area of low concentration. 

Respiration
glucose+oxygen (reacts to make)  carbon dioxide + water

Respiration takes place in the mitochondria

Slide 3 - Diapositive

What is the job of the mitochondria?
A
controls what enters or leave the cell
B
To control what happens inside the cell
C
The place where respiration takes place
D
Where chemical reactions take place

Slide 4 - Quiz

What are the reactants in respiration?
A
oxygen and water
B
carbon dioxide and oxygen
C
carbon dioxide and water
D
glucose and oxygen

Slide 5 - Quiz

Carbohydrate is broken down by carbohydrase in to simple sugar (glucose)

Protein is broken down by protease in to amino acids

Lipids (fats) is broken down by lipase to produce fatty acids and glycerol

Bile is produced in the liver and stored in the gall bladder

The small intestine is where small soluble food molecules is absorbed

Slide 6 - Diapositive

Which organ produces bile to aid in digestion?
A
Pancreas
B
Spleen
C
Gallbladder
D
Liver

Slide 7 - Quiz

What enzyme breaks down proteins into amino acids?
A
Protease
B
Lipase
C
Carbohydrase
D
Amylase

Slide 8 - Quiz

Lipase breaks lipids down into ___________.
A
Glucose
B
amino acids
C
fatty acids and glycerol
D
sucrose

Slide 9 - Quiz

In digestion, where is soluble food absorbed into the body?
A
mouth
B
stomach
C
large intestine
D
small intestine

Slide 10 - Quiz

Food Tests
Iodine is use to test for starch. For a positive result food will turn black (blue-black)

Benedict reagent is used to test for sugar. Positive result - green - orange - brick red

Ethanol is used to test for lipids. Positive result - will turn cloudy white.

Biuret reagent is used to test for protein. If protein is present solution turns lilac (purple)

Slide 11 - Diapositive

If a food test is positive for proteins what colour does the solution become?
A
Red
B
Blue
C
Black
D
Purple

Slide 12 - Quiz

If a food test is positive for starch what colour does the solution become?
A
Red
B
black
C
Green
D
Purple

Slide 13 - Quiz

If a food test is negative for simple sugars what colour does the solution stay?
A
Blue
B
Black
C
Orange
D
Brown

Slide 14 - Quiz

If a food test is negative for starch what colour does the solution stay?
A
Blue
B
Black
C
Red
D
Orangy-Brown

Slide 15 - Quiz

If a food test is positive for simple sugars what colour does the solution become?
A
Brown
B
Red
C
Black
D
Blue

Slide 16 - Quiz

Group 1 elements are called alkali metals

Group 7 elements are called halogens

Group 0 elements are called noble gases

In group 1 reactivity increases down the group. 

In group 7 reactivity decreases down the group. 

The group number tells you the number of electrons in the outer shell. Group 0 elements all have a full outer shell. 

Slide 17 - Diapositive

What does the group number tell you?
A
The number of electrons in the element
B
The number of protons in the element
C
The number of electrons in the outer shell
D
How reactive the element is

Slide 18 - Quiz

What is the other name for Group 0 elements?
A
Noble gases
B
Alkali metals
C
Halogens
D
Transition metals

Slide 19 - Quiz

What is the other name for Group 1 elements?
A
Noble gases
B
Alkali metals
C
Halogens
D
Transition metals

Slide 20 - Quiz

What is the other name for group 7 elements?

A
Noble gases
B
Halogens
C
Alkali metals
D
Transition metals

Slide 21 - Quiz