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Natural Science > Micro-organisms > Flashcards

Micro-organisms Flashcards

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Biology 101 flashcards
0
Q

What is bacteria smaller than

A

Animal cells

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1
Q

What are viruses smaller than

A

Bacteria

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2
Q

Name the 4 types of bacteria

A

1) Spherical
2) comma shaped
3) rod shaped
4) spirals

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3
Q

Give a word for

Organism that is not a plant, animal or fungus

A

Protista

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4
Q

Name the only unicellular fungus

A

Yeast

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5
Q

Name all 7 characteristics of life

A

1) growth
2) respiration
3) nutrition
4) reproduction
5) excretion
6) movement 7) sensitivity and response

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6
Q

True or false

Viruses can only reproduce in living cells

A

True

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7
Q

What is a pathogen

A

An organisms that causes disease

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8
Q

Name the 8 transmissions of pathogens

A

1) water-borne 7) food 8) cross contamination
2) air- borne
3) bites of animals
4) physical contact
5) blood
6) indirect

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9
Q

What diseases will you get from viruses

A

Polio, rabies, AIDS

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10
Q

What diseases will get from bacteria

A

TB and cholera

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11
Q

What diseases will you get from fungi

A

Athletes foot and ringworm

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12
Q

What diseases will you get from Protista

A

African sleeping sickness and amoebic dysentery

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13
Q

Give ways of preserving food

A 
Drying
Smoking
Salting 
Pickling 
Freezing
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14
Q

What is the virus that causes cervical cancer

A

Human papilloma virus

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15
Q

Who are the decomposers in our ecosystems

A

Micro organisms

16
Q

What do our decomposers do ?

A

Break down dead plant and animal matter and clean the environment

17
Q

Who was Edward Jenner

A

The inventor of smallpox vaccine by injecting a small quantity of pus from a cowpox blister into a little boys arm

18
Q

Who was Louis Pasteur

A

He was the man who discovered that you had to boil milk to certain temperature to purify it

19
Q

Who was Alexander Flemming

A

He was the man who discovered penicillin

20
Q

Who was Joseph Lister

A

The man who realised that he had to sterilise his instruments and himself before surgery

Natural Science (12 decks)

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