Sometimes young trees are killed when mice or rabbits eat outer regions of the trunk. Which best explains how this kills the tree.
The trunk is exposed to the air, therefore it dries out
The trunk is exposed to the air; therefore fungal pathogens take hold and kill the tree
The vascular tissues are destroyed; therefore food cannot be transported from the leaves to the roots, and water cannot be transported from the roots to the upper regions
Because of the damage, the tree will eventually be cut down by the feeding
The many kinds of aquatic animals that are large enough and strong enough to be able to swim against currents and tides and go where they want are referred to as
An adult tapeworm might be found in the intestines of a
Most sessile animals are
Materials move through a moss plant by
All of the following are arthropods EXCEPT
In animals constructed of a tube within a tube, the open space between the two tubes is the
These are parasitic flatworms.
Exhibit internal fertilization
Produce free-swimming sperm
Are strictly asexual
Sexual reproduction of the schistosomiasis fluke occurs
Within a human’s body
In fresh water
The clams, oysters, and mussels belong to this group because of the nature of their shells.
Radial symmetry is a characteristic of
A(n) ____ has bilateral symmetry.
Arthropods (Crustaceans, spiders, insects, millipedes, centipedes) have this kind of skeleton that surrounds all other organs.
Animals with a backbone are
Plants having naked seeds out in the open are
Plants that do not shed all their leaves at one time are
Monocots and dicots are types of
Cells that perform a special function form
Plants with seeds inside the ovary are
Plants that are similar in nearly all respects are members of the same
Root hairs in a plant
Produce new roots
Absorb food and water
Cover bald spots
All of the following are parts of the pistil EXCEPT the
Which one of the following is the most primitive vascular plant?