Describe four ways shells can benefit animals. What will be an ideal response?
The formation of an exoskeleton, or shell, confers many advantages on an organism, such as
(1) providing protection against ultraviolet (UV) radiation, thus allowing animals to move
into shallower waters; (2) helping to prevent drying out in an intertidal environment; (3)
allowing animals to increase their size and providing attachment sites for muscles; and (4)
providing protection against predators.
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Net deposition of sediments results in a building up, or _______________, of the landscape
Fill in the blank(s) with correct word
Culture means to
A. both care about something and take care of something B. develop new variations. C. discard effective practices. D. take care of something.
Salt marshes exhibit greater species diversity than estuarine marshes
a. True b. False
A perfect pesticide kills or inhibits the growth of nontarget organisms as well as target organisms.
Answer the following statement true (T) or false (F)