Molluscan Characteristics Quiz PDF: Questions and Answers - 83

MCQ 411: The study of similarities and differences in the early development of an animal is called

1. development
2. comparative embryology
3. embryology
4. endocrinology

MCQ 412: The number of roundworm present on the earth ranges from 16000 to

1. 5000000
2. 20000
3. 27000
4. 120000

MCQ 413: The eyes of the cephalopods are similar to the eyes of the

1. vertebrates
2. invertebrate s
3. flies
4. ticks

MCQ 414: The tracheoles are intracellular, abundant and metabolically

1. active tissues
2. inactive tissues
3. neutral tissues
4. smooth tissue

MCQ 415: The arrangements of the parts of animals around an axis or a certain point are called

1. point of arrangement
2. symmetry
3. design
4. pattern