Directions: Read each of the numbered items carefully, then choose the letter of the correct answer. 1. What type of reproduction requires male and female sex cells to unite? A. external fertilization B. internal fertilization C. sexual reproduction D. asexual reproduction 2. Which is NOT TRUE about sexual reproduction in animals? A. it promotes differences B. it has only one parent C. the young animals resemble each other D. animals may hatch from eggs or be born alive 3. Which of the following is TRUE about the heat eycle in cats? A. cats stay in heat for about 10-30 days B. cats in heat are moody towards people C. cats in heat are quiet and like to lay down D. cats in heat make more noise, louder and more frequent 4. Which of the following DOES NOT mate? A.cat B. pig C. lizard D. starfish 5. What do you call the process formed after the union of a sperm cell and egg cell? A wygote B fertilization C. reproduction D. sexual reproduction 6. What will happen if animals will not reproduce? A. population will decrease B. arganisms will not survive C. organisms will not improve D. organisms will not be able to adapt to their environment
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Answers & Comments
Answer:
1 a
2. B
3.c
d
e
f\g
Explanation: