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Science > Cells > Flashcards

Cells Flashcards

1
Q

What is a cell?

A

A cell ia a basic unit from which cell tissues and all living things are made.

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2
Q

What are living things called?

A

Organism

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3
Q

What is an organ?

A

a part of an organism which is typically self-contained and has a specific vital function.

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4
Q

What are the parts of a plant cell?

A 
Chloroplasts
Nucleus
Cytoplasm
Vacuole
Cell membrane
Cell wall
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5
Q

What are the parts of an animal cell?

A

Cell membrane
Nucleus
Cytoplasm

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6
Q

What is an organ made of?

A

Tissues

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7
Q

What is the nucleus?

What type of cell is it?

A

This controls the cell

It is both.

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8
Q

What is cytoplasm?

What type of cell is it?

A

This is watery jelly. Most of the cell’s activities happen her. This includes resporation,which happens in tiny jelly been-shaped structures called mitochondria.
It is both

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9
Q

What is a cell membrane?

What type of cell is it?

A

It is a very thin bag. It keeps the cell togather and controls what enters and leaves the cell.

It is both

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10
Q

What is a cell wall?

What type of cell is it?

A

This is a bow with holes in it that supports the cell. It is made of cellulose, Which is very strong.

It is a plant cell

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11
Q

What is chloroplast?

What type of cell is it?

A

These are green discs in the cytoplasm that contains chlorophyll. They make food for the plant, using photosynthesis.

It is a plant cell.

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12
Q

What is a vacuole?

What type of cell is it?

A

This is a large storage space, filled with cell sap.

It is a plant cell

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13
Q

What is a mitochondria?

What type of cell is it?

A

Respiration happens here-energy created

It is both

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14
Q

What are the features of a nerve cell and its function?

A

There are extremely long cells, they have many branches at ends to connect to other nerve cells.

To carry nerve impulses around your body or send messages around the body

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15
Q

What are the features of a root hair cell and its function?

A

Large surface area to absorb lots of water, Thin Cell wall to allow water to pass through easily

Absorb minerals and water from soil

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16
Q

What are the features of a ciliated cell and its function?

A

The line all the air passages down to the lungs

Designed to stop long damage hair sweep trapped dust and bacteria Back of the throat to be swalloed

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17
Q

What are the features of the white blood cell and its function?

A

Has a flexible shape to help its engulf Disease organisims

These cells are found in your blood. They are attracted to disease and bacteria that enters your body

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18
Q

What are the features of a red blood cell and its function?

A

Large surface area. Has no nucleus to make more room for oxygen

Carries oxygen from the lungs to the body and carbon dioxide from the body back to the lungs

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19
Q

What are the features of a sperm cell and its function?

A

Have a long tail so they can swim to find an egg. Streamlined shape. Lots of mitochondria

To fertilise the egg bring the fathers DNA to the egg

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20
Q

What are the Features of an egg cell and its Function?

A

Much longer than other animal cell (Looks at the size of the sperm next to it)

Contains Half DNA To fuse with sperm cell to new life. Contains mother DNA 50%

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21
Q

What are the features of a palisade cell And function?

A

Found in the top of the leaf leaf. Tall and has a large surface area to catch as much sunlight as possible packed with chloroplasts to absorb sunlight

To help make plant food. to carry out photosynthesis

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22
Q

What are the organs you have inside of a body?

A

You have a brain, eyes, ears, lungs, heart, stomach, liver, kidneys, large intestine, small intestine and blader

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23
Q

What do Eyes do?

A

To see

24
Q

What does a brain do?

A

Send messages to your body

25
Q

What does ears do?

A

To hear

26
Q

What do lungs do?

A

Lungs get oxygen into the blood for respiration, and excrete carbon dioxide

27
Q

What does a heart do?

A

Pumps blood

28
Q

What does a liver do?

A

Make and stores Some substances and destroys other substances

29
Q

What does a stomach do?

A

Breaks up food

30
Q

What do kidneys do?

A

Cleans the blood and produce urine To excrete waste

31
Q

What does a blader do?

A

Stores urine

32
Q

What does a large intestine do?

A

Removes water From unwonted food

33
Q

What does a small intestine do?

A

Breaks up food and absorbs it, to provide nutrition for the body

34
Q

What are the parts of a flower and what are their function?

A

Flower:Attract insects for pollination
Stem:Carries substances around the plant and supports the leaves and flowers
Leaf:Traps sunlight to make food for the plant
Roots:Holds the planting please. Roots also take water and small amounts of other substances from the soil

35
Q

What is the order opof the following words? (S
From smallest to largest)

Cell,tissue,organ,organelle,organism and organ system

A

Smallest: organelle,cell,tissue,organ,organ system and organism

36
Q

What is the circulatory system?

A

the system that circulates blood and lymph through the body, consisting of the heart, blood vessels, blood, lymph, and the lymphatic vessels and glands.

37
Q

What are some examples of living things?

A 
For example:
Humans
Flies
Trees
Animals
Plants
Etc....
38
Q

What are examples of non living things?

A 
Table
Wind
Fur coat
Rock
Plastic bag
Etc......
39
Q

What is a suspension?

Put an example

A

Is a mixture of two substances that separates the mixture is not stirred. It is often solid and liquid

Sand mixed with water

40
Q

What is a colloid?

Put an example

A

One substance is Dispersed in another substances and it wouldn’t separate easily

Milk and fog

41
Q

What is a solution?

Put an example

A

Is a mixture where the solid dissolves in the liquid. It makes it clear or transparent

Salty water and sugar water

42
Q

What is evaporation?

A

the process of turning from liquid into vapour

43
Q

What is boiling?

A

at or near boiling point or extremely hot

44
Q

What is a soluble?

A

A Stands that can dissolve in a liquid

45
Q

What is a insoluble?

A

A substance that cannot be dissolved in a liquid

46
Q

What is a solvent?

A

The liquid in which a substance dissolves to make a solution

47
Q

What is a solute?

A

The substance that has dissolved in a liquid to make a solution

48
Q

What is a solution?

A

When a substance has dissolved in a liquid. Solutions are transparent

49
Q

What is a saturated?

A

A solution that contains so much dissolved Salut that no more salute can dissolve in it

50
Q

What is dissolve?

A

When a substance breaks up into such tiny pieces in a liquid that it can no longer be seen and forms a solution

51
Q

What is an example of a solute?

A

Chocolate powder or coco powder

52
Q

What is An example of a solvent?

A

Milk

53
Q

What is an example of a solution?

A

Hot chocolate

54
Q

What is the object called used to heat things?

A

Bunsen burner

55
Q

What is distillation?

A

.

the action of purifying a liquid by a process of heating and cool

56
Q

What is chromatography?

A

Chromatography is one technique used in water analysis. Chromatography separates substances dissolved in a mixture. This makes it easier to identify and analyse each substance

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