1st Semester Test # 1 Question Preview (ID: 34425)


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What is a food web made of?
a) all food in the world
b) Dead organisms
c) A spider web
d) Food chains

What are cells?
a) large structures in the body
b) Smallest unit that can carry out life processes
c) Units that allow us to breath
d) Small plates in plants

What part of a plant cell provides support for a plant?
a) Chloroplast
b) Cell Wall
c) Mitochondria
d) Vacuole

What organelle directs the cells activites?
a) Chloroplast
b) Cell Wall
c) Nucleus
d) Mitochondria

What organelle changes sunlight into food for a plant?
a) Cell membrane
b) Chloroplast
c) Nucleus
d) Cell wall

During duffusion, substances will move from an area of_______concentration to an area of_______concentration.
a) low to high
b) meduim to low
c) High to low
d) medium to high

Why do red fox, gray fox and white fox have different appearances?
a) They are not related
b) They have different parents
c) They have adpated to different environments
d) They are not the same species

If a species cannot adapt to its changing environment what will happen?
a) Nothing will happen
b) It will continue to reproduce
c) It will live happily
d) It will die

What are the three types of adaptaions?
a) structural, behavioral, body processes
b) structural, beahviroal, acting
c) Physical, behavioral, body processes
d) behavioral, body processes, actual

What organism breaks down the remains of dead things?
a) Producer
b) Consumer
c) Decomposer
d) Moss

How does the theory of plate tectonics explain why most earthquakes occur on plate boundaries?
a) Convection currents move plates causing them to slide past each other
b) Conduction causes plates to collide
c) Conduction causes plates to converge
d) Convection causes plates to collide

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