I. Multiple Choice

Choose the letter of the corect answer.

1. This process happens when the sperm cells are released into the body of the female and become fertilized. *

A. asexual reproduction
B. external fertilization
C. internal fertilization
D. incubation

2. Which among these does NOT describe reproduction that needs the union of the sex cells of the male and the female animal? *

A. asexual
B. sexual
C. external fertilization
D. internal fertilization

3. Which of the following animals is NOT born alive? *

A. dog
B. eagle
C. mouse
D. whale

4. What kind of fertilization happens when eggs are released by the female to the environment and is fertilized by the sperm of the male? *

A. asexual
B. external fertilization
C. internal fertilization
D. sexual

5. Which of the following animals did not hatch from an egg? *
1 point
A. cat
B. fish
C. turtle
D. snake

6. Which of the following animals can reproduce by means of external fertilization? *

A. eagle
B. frog
C. lizard
D. tarsier

7. What kind of reproduction involves only one parent? *

A. asexual
B. external fertilization
C. internal fertilization
D. sexual

8. Which of these animals is born alive? *

A. bird
B. butterfly
C. cockroach
D. goat

9. The different stages in the life cycle of a butterfly undergo series of changes called_______. *

A. chrysalis
B. incubation
C. metamorphosis
D. fertilization

10. How does sexual reproduction happen in animals? *

A. When sperm cell and egg cell unite.
B. When 2 sperm cells unite with 1 egg cell.
C. When 2 sperm cells unite with 2 egg cells.
D. When sperm cell unite with another sperm cell.

11. Chicks are hatched eggs. Goats are born alive and look like its parents. Frogs undergo many changes as they grow. What do these observations prove? *

A. All animals are born alive.
B. All animals are hatched from eggs.
C. Different animals move in different ways.
D. Different animals reproduce in different ways.

12. Why is reproduction important to living organisms? *

A. It controls the body parts.
B. It converts food into nutrients.
C. It collects and removes wastes.
D. It ensures continued existence of the organisms.

13. What is reproduction? *

A. when a young organism makes adults
B. when parents produce an offspring
C. when a young is different from its parent
D. when a young is an exact copy of its parent

14. Which reproductive method is common in most mammals? *

A. external fertilization
B. internal fertilization
C. regeneration
D. parthenogenesis

15. What do you call the mode of reproduction where the baby animal is hatched from an egg? *

A. ovipary
B. ovivipary
C. vipary
D. vivipary​