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Prentice Hall Biology

Chapter 26: Sponges and Cnidarians

TAKS Practice Test

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(TAKS 2, Bio TEKS 10A)
1. Most essential life functions of a sponge depend on
A individual organs.
B specialized cells.
C symbiotic algae.
D movement of water.

(TAKS 3, Bio TEKS 8C)
2. Which of the following is NOT a characteristic of animals?
F multicellular body
G cells that have cell walls
H heterotrophic nutrition
J eukaryotic cells

(TAKS 3, Bio TEKS 8C; TAKS 2, Bio TEKS 5A.5)
3. A unique characteristic of cnidarians is their
A heterotrophic nutrition.
B stinging cells.
C soft bodies.
D reproduction.

(TAKS 3, Bio TEKS 8C)
4. The phylum Cnidaria does NOT include
F sponges.
G hydras.
H corals.
J sea anemones.

(TAKS 2, Bio TEKS 5A.5)
5. Complex animals tend to have a concentration of
A nerve cells in the head.
B blood vessels in the tail.
C muscle cells in the tentacles.
D bone cells in the body wall.

(TAKS 2, Bio TEKS 5A.5)
6. The simplest animals with body symmetry and specialized organs are
F sponges.
G insects.
H cnidarians.
J worms.

(TAKS 3, Bio TEKS 8C)
7. Bilateral symmetry and an internal body cavity are typical of
A sponges.
B cnidarians.
C polyps.
D complex animals.

(TAKS 2, Bio TEKS 10A.10)
8. Excretion and response are functions of
F cnidarians.
G sponges.
H cnidarians and sponges.
J all animals.

9. A material composed of two or more elements or compounds physically mixed together but not chemically combined is a(an)
A compound.
B acid.
C base.
D mixture.

10. A change in color, the production of a gas, and the formation of a precipitate are all evidence of a(an)
F change in viscosity.
G chemical change.
H change in density.
J physical change.