Zoology Quiz 96 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. The absence of a central point or axis around which an animal's body parts are equally distributed.

Correct Answer: C) Asymmetry.

2. Study of classification and naming systems

Correct Answer: D) Taxonomy.

3. The baby duckling hatched and immediately began to follow Tom the cat around. What is this an example of?

Correct Answer: B) Imprinting.

4. What period in the Mesozoic Era were dinosaurs dominant?

Correct Answer: B) Triassic Period.

5. Sea Urchins are also called as

Correct Answer: B) Sea porcupines.

6. In natural selection, the selective agent is the

Correct Answer: D) Environment.

7. Scientists believe that animals evolved from:

Correct Answer: B) Protists.

8. Describes the twisted ladder-like shape of a DNA molecule

Correct Answer: C) Double Helix.

9. Which of the following is correct about human heart?

Correct Answer: B) The volume of both ventricles < the volume of both atria.

10. The muscle that helps mammals use their lungs is called

Correct Answer: A) Diaphragm.

11. A simple, automatic response to a sensory stimulus.

Correct Answer: B) Reflex.

12. How would you describe an organism that is "carnivorous" ?

Correct Answer: B) It primarily eats meat.

13. What do you call it when one species benefits while the other species is harmed?

Correct Answer: B) Parasitism.

14. "True jellyfish" belong to Class .....

Correct Answer: A) Scyphozoa.

15. In the level of organization of life what is formed when the different systems functions as one.

Correct Answer: B) Organism.

16. Index fossils are useful b/c they tell the ..... age of rock layers

Correct Answer: B) Relative.

17. Among the molluscs, this class exhibits the least amount of cephalization.

Correct Answer: C) Class Bivalvia.

18. There are about ..... lymph nodes are found in body

Correct Answer: A) A 100.

19. An unpopular thing humans could do to reduce deforestation is .....

Correct Answer: B) Eat less meat.

20. This phylum contains Flukes that have 7 stages to their life cycles

Correct Answer: E) Worms (annelida, nematoda, plathelminths).