Q.1: The framework of all bones in our body are called _________.
Q.2: The change in the position of any part of the body with respect to its axis is called _________.
Q.3: There are _______ pairs of ribs in our body.
Q.4: Our upper arm has only one bone called ________.
Q.5: Our upper leg has only one bone called _________.
Q.6: There are ______ types of girdle.
Q.7: Bones are joined by tough, flexible bands of elastic tissues called _________.
Q.8: ___________ joints do not allow any movement between the bones.
Q.9: The ends of bones forming a joint is lined with a layer of tough and elastic tissue called ________.
Q.10: A child has more bones than an adult person.
Q.11: The joint, where our neck joins the head, is a __________ joint.
Q.12: The number of muscles varies from ______ to ______ in the human body.
a) 656, 800
b) 700, 850
c) 250, 300
Q.13: An earthworm has a long cylindrical body made up of many ________ joined end to end.
Q.14: Red and white blood cells are made inside the _________.
c) bone marrow
Q.15: Backbone is made up of _____ small ring-shaped bones called vertebrae.
Q.16: __________ is the longest bone in our body.
Q.17: The bones of the legs are joined to the spine by _________.
a) shoulder girdle
b) hip girdle
Q.18: The skeleton of an adult human is made up of ____ bones.
Q.19: The foot of snail produces a slimy substance called _______.
Q.20: The shape of body of fish is __________.