1) Layers of cells that form a basic structural material of a plant or animal are known as
A.) system
B.) organ
C.) tissue
D.) organism
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2)
All of these plant structures are used in reproduction except
A.) spore
B.) stamen
C.) pistil
D.) phloem
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3)
A nonliving or chemical factor that affects the ability of organisms to survive and reproduce is called
A.) a limiting factor
B.) a biotic factor
C.) an abiotic factor
D.) succession
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4)
The phyla that is the largest and most diverse is the
A.) sponges
B.) flatworms
C.) arthropods
D.) chordates
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5)
In order to survive all organisms must be able to do all of these except
A.) grow
B.) reproduce
C.) move from place to place
D.) eliminate wastes