Quiz 1 Flashcards

1
Q

What is biology?

A

the study of life

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2
Q

Name the 7 properties of life.

A
  1. order 2. regulation 3. growth and development 4. energy processing 5. response to environment 6. reproduction 7. evolution
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3
Q

What is the lowest level of life that exhibits all of life’s characteristics?

A

the cell

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4
Q

Name the levels of life from highest to lowest.

A

biosphere ecosystem community population organism organ system organ tissue cell organelle molecule/atom

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5
Q

Define biosphere.

A

all ecosystems on Earth; abiotic and biotic

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6
Q

Define ecosystem.

A

habitat with multiple species; abiotic and biotic

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7
Q

Define community.

A

group of organisms living in specific place

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8
Q

Define population.

A

organisms of same species

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9
Q

Define organism.

A

individual living thing

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10
Q

Define organ system.

A

two or more organs

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11
Q

Define organ.

A

group of tissue performing same function

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12
Q

Define tissue.

A

group of specialized cells

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13
Q

Define cell.

A

basic building block of life

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14
Q

Define organelle.

A

parts of cells performing same function

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15
Q

Define molecule/atom.

A

basic unit of matter

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16
Q

What is an example of an ecosystem?

A

tundra

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17
Q

What is an example of a community?

A

Rabbit Pond

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18
Q

What is an example of a population?

A

humans

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19
Q

What is an example of an organism?

20
Q

What is an example of an organ system?

A

endocrine system

21
Q

What is an example of an organ

22
Q

What is an example of a tissue?

23
Q

What is an example of a cell?

24
Q

What is an example of an organelle?

A

mitochondrion

25
What is an example of a molecule/atom?
deoxyribonucleic acid/hydrogen
26
What is an example of order?
pinecone
27
What is an example of regulation?
maintenance of body temperature
28
How does growth and development occur?
through the use of DNA, a universal genetic code
29
What is an example of energy processing?
a puffin eats fish to power swimming and other locomotion
30
What is an example of response to environment?
a venus fly trap closes its leaves in response to insect's touch
31
What is an example of reproduction?
hippos make a new generation of hippos
32
What is an example of evolution?
a katydid gains camouflage abilities suited to its environment through natural selection for these traits over time
33
What is the magnification on the scanning objective?
4x
34
What is the magnification on the low power objective?
10x
35
What is the magnification on the high power objective?
40x
36
What is the TOTAL magnification of scanning?
40x
37
What is the TOTAL magnification of low power?
100x
38
What is the TOTAL magnification of high power?
400x
39
What is the magnification on the ocular lens?
10x
40
What is the diameter of the field of view under scanning?
4mm=4000 microns
41
What is the diameter of the field of view under low power?
2mm=2000 microns
42
What is the diameter of the field of view under high power?
0.5mm=500 microns
43
How many millimeters are in a centimeter?
10mm
44
How many millimeters are in a meter?
1000mm
45
How many centimeters are in a meter?
100cm
46
How many meters are in a kilometer?
1000m