Most frogs and toads must reproduce in still waters because.......?

Question

a) they fertilize their eggs externally

b) still water is necessary to produce the chromatophores in their skin

c) tadpoles perfer the still water over moving water

d) their gills cannot extract oxygen from water that is moving too swiftly

e) they are specialized to eat the types of plants that grow in still water

Answer 1

a) they fertilize their eggs externally

e) they are specialized to eat the types of plants that grow in still water like algea

tree frogs lay their eggs on leaves the overhang the water and the male fertilizes them when the sperm meets the egg a tappole is created (wonderfull to watch)and drops into the water

on the dark edges of still waters are less preditor fish that would eat the eggs

d) their gills cannot extract oxygen from water that is moving too swiftly

Answer 2

The answer is c.