11.. How do butterflies reproduce?
A. Sexually
C. Asexually
B. Internal breeding of reproduction
D. though internal fertilization
12. What part of male butterfly's reproductive system conveys sperm out from the testis?
A. accessory gland
C. seminal vesicle
B. ejaculatory duct
D. vas deferens
13. Which of these animals reproduce by external fertilization?
A. butterflies
C. dogs
B. cats
D. frogs
14. Which reproductive method is common in most mammals?
A. external fertilization
C. regeneration
B. internal fertilization
D. parthenogenesis
15. Which statement best describes reproduction?
A. Animals produce another kind of animals.
B. Adult animals make more of their kind.
C. The offspring produces more adult animals.
D. Parent animals take care of their young,
16. All of the following animals are oviparous EXCEPT
A. dog
C. parrot
B. insect
D. turtle​