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7A- Class- Nora Taylor > Classifying organisms > Flashcards

Classifying organisms Flashcards

1
Q

Organisms

A

all living things

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2
Q

cell

A

the building blocks of all living things

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3
Q

Microscope

A

a tool used to magnify or enlarge something

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4
Q

Animalcules

A

a microscopic animal

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5
Q

Unicellular

A

organisms that are made up of one cell

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6
Q

multicellular

A

organisms that are made up of more than 2 cells

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7
Q

Stimulus

A

a change in an organisms surroundings

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8
Q

response

A

how an organism reacts to the stimulus

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9
Q

Autotroph

A

organisms that make their own food

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10
Q

Heterotroph

A

organism that cannot make their own food

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11
Q

Classification

A

the process of grouping things based on similarities

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12
Q

Magnification

A

the ability to make things larger than they are

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13
Q

Resolution

A

To create a useful image a microscope must help you to see
individual parts clearly

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14
Q

Tissue

A

A group of similar cells that work together to perform a
specific function

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15
Q

Organ System

A

A group of organs that work together to perform a major
function

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16
Q

What are the six characteristics of life?

A

Cellular organization

Contain similar chemicals

Use energy

Respond to their surroundings

Grow and develop

Reproduce

17
Q

What was Redi’s Experiment?

A

He took two jars, both with rotten meat. One was open, the other closed. The one that was open had flies and the one that was closed didn’t. With this he disproved Spontaneous Generation.

18
Q

What was Pasteur’s Experiment?

A

He used different containers of broth. Through his experiments he proved that new bacteria could
only grow in a container where bacteria already existed.

19
Q

What are the four needs of all living things?

A

Water, Food, Living Space, Stable Internal Conditions

20
Q

Why do scientist classify?

A

to find information out about
different organisms.

21
Q

What are the eight levels of classification?

A

Domain
Kingdom
Phylum
Class
Order
Family
Genus
Species

22
Q

List and define the three domains

A

Bacteria - all are unicellular prokaryotes
Archaea - unicellular prokaryotes and the first kind of organism to exist on the planet
Eukarya - includes eukaryotes which are organisms whose cells contain nuclei

23
Q

What is a general statement about the evolution of cell theory over time?

A

The cell theory holds true for all living things
regardless of size

24
Q

What is the order of the scientists who helped put together the cell theory?

A

Robert Hooke
Anton van Leeuwenhoek
Schleiden
Schwann
Virchow

25
Q

What is Spontaneous Generation?

A

thought living things could come from non-living things.

26
Q

Who is Linnaeus and what did he contribute to biology?

A

A Swedish naturalist who created the Binomial Nomenclature.

7A- Class- Nora Taylor (7 decks)

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