A) Japanese beetles and gypsy moths were accidentally introduced into North America. The
most probable reasons these insects have become serious pests in North America is that they
(1 point)
are protected by environmental laws and feed on other insects species
have few natural enemies and reproduce successfully
were bred by research scientists and are resistant to all pesticides
are affected by biological controls and feed on plants
have few natural enemies and reproduce successfully
A) In a swamp ecosystem, the snapping turtle and the heron feed on the same species of
minnow. These feeding patterns will most likely result in (1 point)
competition between the heron and the turtle
extinction of the turtle
evolution of a new type of climax fauna
ecological succession of plants in the swamp