Abundant resources mean that there is a surplus or resources while scarce resources means that there are very little resources
B. <span>It was a failed biological control mechanism for cane beetles.
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I got C. it is a homogenous mixture and particles settle down if left undisturbed.
Vacuole. Amoeba is a unicellular organism formerly grouped under Kingdom Protista. Amoeba in freshwater need contractile vacuole to control input and output of water. (osmosis). Without this structure, ameboid cells will be filled with water and eventually burst.