revision class 6

Which of the following are the characteristics of the birds?

• Forelimbs modified as wings

• Hollow bones

• Strong muscles

• All the above

The two bones of the lower arm are

• Tibia and Fibula

• Femur and Humerus

• Ulna and Radius

• Humerus and Radius

Which of the following are the functions of the skeleton

• Gives support to the body

• Protects inner organs

• Give shape to the body

• All of the above

How many pairs of ribs do a human body have?

• 20 pairs

• 12 pairs

• 6 pairs

• 24 pairs

Which type of bone is present in ear

• Cartilage

• Femur

• Scapula

• Humerus

The strong muscle of snail which helps in movement is called

• Foot

• Leg

• Wings

• Claw

The contraction of the ___________pulls the bones during movement

• Bones

• Muscles

• Both

• None

One of the following does not have a hinge joint

• 1.  jaw 
•  elbow
• Knee
• shoulder

The up down movement of our arm are controlled by two muscles_

• Tendons and ligaments

• Biceps and Triceps

• Ball and Socket Joints

• Cartilage, ligaments

Joints are the

• places where two parts of our body seem to be joined

• the points of contact between two(or more) bones together with tissues that surround it

• the points of contact between two(or more) bones

• Both (a) and (b)