Class VI Chapter: Animal Form and Functions
Q1. Name the system that transports
nutrients oxygen and waste?
Ans: Circulatory system
Q.2. The mouth is the part of which
bodily system?
Ans: Digestive system
Q.3. kidney is part of which
system?
Ans: Excretory system
Q.4. what are the animals with back
bone known as?
Ans: vertebrates.
Q.5. which fin of fish help to
swim?
Ans: Paired fins
Q.6. Do the joint between rib and
breast bone allow movement?
Ans: No
Q.7. How many bone a human body
have?
Ans: A child have 306 bones
some of which latter fuse hence
fully grown body have 206 bones
Q. 8. Name the organism born with
extra rib called gorilla rib?
Ans: Gorilla
Q.9. What is the given to the first
vertebra of the vertebral column support skull?
Ans: Atlas and bones called yes bones
Q.10. What is science in which we
study about bones?
Ans: Osteology.
Q.11. What is science in which we
study about muscles?
Ans: Myology.
Q.11. Name the two organ protected
by rib cage?
Ans: Heart and Lungs
Q.12. Define cell and tissue?
Ans: cell is basic and functional unit of Life. A group of
similar cell is called tissue.eg. bones, blood
Q.13. What is bone marrow. Mention
its functions?
Ans: A soft substance present in bones called Bone marrow.
it makes blood cell.
Q.14. What is joint what are its
types?
Ans: The place where two bones join together is called
joints. Types of joints are Fixed joint, Ball and
socket joints, Hing Joint,
Gliding Joints, Pivotal joint.
Q. 15.What is organ system? Name
organs of digestive system?
Ans: A group of Organs form organ system. Mouth, esophagus,
stomach and intestine form digestive system
Q.16. what is ball and Socket
joints?
Ans: The joint that allows movement in all direction is
called ball and socket joint .like arm, Shoulder, hip and Thigh joints.
Q.17.Explain three types of
skeleton?
Ans: Skeleton found outside the body is called exoskeleton
like Skeleton of crab and snail. It
ptotect, give
sense and help in feeding and excretion.
Skeleton found inside the body is called endoskeleton like
Skeleton of fish, bird reptiles etc.
Skeleton found inside the body in the form of liquid is
called liquid skeleton like Skeleton of earth worm,
caterpillar.
Q.18. what are the types joints?
Ans: Types of joints are:
Fixed joint -Skull
Ball and socket
joints- arm, shoulder, hip and Thigh joints.
Hinge Joint :- knee, elbow and Ankle
Gliding Joints- backbone,sole of foot
Pivotal joint.- Neck
Q.19. how do muscles help to move
bones?
Ans: A pairs of muscles helps bone to move. When one of them contracts, the bone is
pulled in that
direction. The other muscle of the pair relaxes. To move the
bone in the opposite direction, the relaxed
muscle contracts to pull the bone
towards its original position, while the first relaxes.
20. Differentiate between Floating
and Fixed rib.
Ans: The last two pairs of ribs which are free called
floating rib. Whereas rest of 10 pairs which are not free and forma cage is called fixed rib.
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