Which process is best represented by this
sequence of diagrams?
(1) selective breeding
(2) ecological succession
(3) habitat destruction
(4) feeding relationships
(2) ecological succession
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seesaw
Swap points!
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gift
Win 10 points!
Okay!
fairy
Take points!
5
10
15
20
25
lifesaver
Give 5 points!
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10
What causes infectious diseases in the human population?
(1) allergic reactions
(3) toxic chemicals
(2) poor dietary habits
(4) microorganisms
microorganisms
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boom
Lose 50 points!
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star
Double points!
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gift
Win 20 points!
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lifesaver
Give 20 points!
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15
Name one consumer in this diagram
any animal
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trap
No points!
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star
Double points!
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shark
Other team loses 25 points!
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thief
Give points!
5
10
15
20
25
15
Name one producer in this diagram
Marsh Grasses
Pickerel Weeds
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15
translucent
light passes through but the image is distorted
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10
18 A Calorie is a unit used to measure
(1) energy
(3) density
(2) vitamins
(4) mass
energy
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15
the energy of motion
kinetic energy
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20
The numbers in the drawing represent the
number of
(1) genes
(3) chromosomes
(2) cells
(4) DNA
Chromosomes
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10
how long does it take for the Earth to spin once
24 hours
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25
Describe one energy conversion taking place in this diagram
chemical to heat
heat to mechanical
mechanical to electrical
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25
What topping should never go on pizza?
chicken
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20
What part of the visible light spectrum has the longest wavelength?