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Biology > Chapter 2: The Characteristics of Life > Flashcards

Chapter 2: The Characteristics of Life Flashcards

1
Q

Extinct or endangered animals

A

Honeybees
Polar bears
White tiger
Dodo birds

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2
Q

Life

A

An organ-based object that possesses the characteristics of metabolism and continuity of life

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3
Q

Metabolism

A

The sum of all chemical reaction that occurs in an organism

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4
Q

Continuity of life

A

How cells arise from cells of the same type and organisms arise from organisms of the same type

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5
Q

Biological Organisation

A

The different levels of complexity in an organism

Cells -> tissues -> organs -> system -> organisms -> population

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6
Q

Nutrition

A

The way in which living organisms obtain and use food

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7
Q

Autotrophic

A

When an organism makes its own food

Plants

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8
Q

Heterotrophic

A

Where an organism goes and gets its own food

Animal

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9
Q

Characteristics of living things

A 
Biological organisation
Response
Excretion
Nutrition
Reproduction
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10
Q

Excretion

A

When an organism get rid of the waste products of metabolism

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11
Q

Response

A

The way living organisms react to their environment

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12
Q

Reproduction

A

The way in which offspring are produced from their parents

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13
Q

Animals excrete

A

Sweat by the skin
Urine by the kidney
Carbon dioxide by the lungs

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14
Q

Plants excrete through

A

Stomata and lenticels

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15
Q

Sexual production

A 
More advanced
Shows variation
Amongst members of the same species
Two parents
Humans
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16
Q

Asexual production

A 
More primitive
Produces identical copies of the organisms
No variation
One parent
Bacteria
17
Q

Single celled organisms get rid of waste through

A

Diffusion

18
Q

Diversity

A

The large variety of living organisms present on the Earth

19
Q

Diffusion

A

The movement of molecules from areas of high concentration to areas of low concentration

Biology (38 decks)

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