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Science Year 7 > 7A - Tissues and transplants > Flashcards

7A - Tissues and transplants Flashcards

1
Q

What are the seven life processes?

A

Movement Reproduction Sensitivity Growth Respiration Excretion Nutrition

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2
Q

What are all organisms made form?

A

Cells

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3
Q

What is the function of the cell surface membrane?

A

Keeps the cell together and controls what goes into and out of the cell.

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4
Q

What is the function of the nucleus?

A

Controls the cell

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5
Q

What is the function of the cytoplasm?

A

Is the place where activities happen (for example, respiration in mitochondria)

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6
Q

What is the function of chloroplasts?

A

Contain chlorophyll to trap sunlight for photosynthesis.

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7
Q

What is the function of the cell wall?

A

Provides support (is made out of cellulose).

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8
Q

What is the function of the vacuole?

A

Serves as storage space

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9
Q

What is A?

A

Cell surface membrane

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10
Q

What is B?

A

Nucleus

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11
Q

What is C?

A

Cytoplasm

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12
Q

What is D?

A

Chloroplast

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13
Q

What is E?

A

Vacuole

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14
Q

What is F?

A

Cell wall

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15
Q

What type of cell is cell A?

A

Animal cell

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16
Q

What type of cell is cell B?

A

Plant cell

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17
Q

Total magnification =

A

Total magnification = Magnification of objective lens x magnification of eyepiece lens

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18
Q

How is the object you look at through a microscope called?

A

Specimen

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19
Q

What would you see if the specimen is very thick? Why?

A

Nothing would be seen. If the object is too thick, no light can pass through.

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20
Q

Where is the specimen placed?

A

Onto a slide (with a drop of water)

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21
Q

What is placed on top of the specimen? Why?

A

A coverslip. To prevent the specimen drying out, hold it flat, and stop it from moving.

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22
Q

Why is sometimes a stain used?

A

To help you see parts of the cell trough a microscopic cell

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23
Q

what means if a cell si specialised?

A

It is adapted for a particular questions

24
Q

What do muscle cells do?

A

Shape to move things

25
Q

What do root hair cells do?

A

Take in water

26
Q

What do fat cells do?

A

Store fat

27
Q

What do xylem cells do?

A

Carry water

28
Q

What is a tissue?

A

A group of cells that are the same, all doing the same job. (i.e. musle tissue)

29
Q

What is an organ?

A

A group of different tissues working together to do an important job.

(i.e. the heart is made out of nerve, muscle and fat tissue)

30
Q

What is A and what is its function?

A

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

31
Q

What is B and what is its function?

A

Heart: pumps blood

32
Q

What is C and what is its function?

A

Liver: makes, stores, and breaks down substances.

33
Q

What is D and what is its function?

A

Diaphragm: helps breathing.

34
Q

What is E and what is its function?

A

Stomach: breaks up food.

35
Q

What is F and what is its function?

A

Kidneys: Clean the blood and produce urine to excrete wastes. We have one on each side.

36
Q

What is G and what is its function?

A

Small intestine: Breaks up food and absorbs it, to provide nutrition for the body.

37
Q

What is H and what is its function?

A

Large intestine: removes water from unwanted food.

38
Q

What is H and what is its function?

A

Rectum: stores faeces (waste materials and unwanted food.

39
Q

What is I and what is its function?

A

Bladder: stores urine.

40
Q

What is A and what is its function?

A

Leaf: traps sunlight to make food for the plant.

41
Q

What is B and what is its function?

A

Stem: carries substances around the plant and supports the leaves and flowers.

42
Q

What is C and what is its function?

A

Root: holds the plant in place. Roots also take water and small amounts of other substances to the soil.

43
Q

What is the job of the breathing system?

A

Takes air into the body and gets rid of waste gases.

44
Q

What is the job of the circulatory system?

A

Carries oxygen and food around the body.

45
Q

What is the job of the digestive system?

A

Breaks down food.

46
Q

What is the job of the nervous system?

A

Carries signals around the body.

47
Q

What is the job of the urinary system?

A

Gets rid of waste.

48
Q

What is the job of the locomotor system?

A

Allows movement.

49
Q

What is the job of the water transport system in plants?

A

Carries water up a plant.

50
Q

Name some organs from the breathing system

A

Windpipe (trachea), lungs.

51
Q

Name some organs from the circulatory system

A

Heart, blood vessels.

52
Q

Name some organs from the digestive system

A

Mouth, gullet, stomach, intestines

53
Q

Name some organs from the nervous system

A

Brain, spinal cord, nerves.

54
Q

Name some organs from the urinary system

A

bladder, kidneys.

55
Q

Name some organs from the locomotor system

A

Mucles, bones.

56
Q

Name some organs from the water transport system in plants

A

Roots, stem, leaves.

Science Year 7 (11 decks)

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