Chapter 8: Body Movements
Choose the correct answer,
Q1. Muscular foot is a locomotory organ in
(a) snakes
(b) earthworm
(c) housefly
(d) snails
Answer
Answer: (a) snakes
Q2. The organ that protects the main nerve cord is
(a) skull
(b) backbone
(c) breast bone
(d) chest bone
Answer
Answer: (a) skull
Q3. The number of cervical vertebrae in man is
(a) ten
(b) five
(c) seven
(d) eight
Answer
Answer: (c) seven
Q4. Fixed joints are found in
(a) lower jaw
(b) skull
(c) hands
(d) hip bone
Answer
Answer: (b) skull
Q5. Knee joints are
(a) hinge joints
(b) ball and socket joints
(c) pivotal joints
(d) fixed joints
Answer
Answer: (a) hinge joints
Q6. Fish swims by
(a) forming loops alternately on two sides of the body
(b) forming loops on single side
(c) somersaulting
(d) alternate dipping and coming up
Answer
Answer: (a) forming loops alternately on two sides of the body
Q7. Which one of the following is the characteristics of birds?
(a) Strong muscles
(b) Light bones
(c) Hollow bones
(d) All of these
Answer
Answer: (d) All of these
Q8. In cockroaches, the body parts helping in movement are
(a) three pairs of legs and two pairs of wings
(b) two pairs of legs and two pairs of wings
(c) two pairs of legs and three pairs of wings
(d) none of these
Answer
Answer: (a) three pairs of legs and two pairs of wing
Q9. Skeleton of human body is made up of
(a) bones
(b) cartilage
(c) both bones and cartilage
(d) None of these
Answer
Answer: (c) both bones and cartilage
Q10. Human skeleton comprises
(a) skull and backbone
(b) ribs and breast bone
(c) shoulder and hip bones
(d) All of these
Answer
Answer: (d) All of these