Support and Movement Class 10 Notes

Important Complete 10th class biology chapter 4 notes written by Professor Mr. Adnan Haider. These computerized notes are very helpful in the preparation of Support and Movement Class 10 Notes for 10th class biology chapter 4 notes of the 10th class Biology and these are according to the paper patterns of all Punjab boards.

• Important 10th class biology chapter 4 mcqs for all students of Punjab  Textbook Board.
• Very Important Multiple Choice Questions (MCQs) with Answers of the Chapter No. 13: Support and Movement Class 10 Notes in Biology English Medium Class 10th Punjab Book Boards.
• Important 10 class biology chapter 4 mcqs for all students of Punjab  Textbook Board.
• Define locomotion and movement.
• What is the role of skeletal system in body?
• Important class 10 biology chapter 4 mcqs with answers for all students of Punjab  Textbook Board.
• Write down evolutionary changes that are adapted by the mammals in lower jaw bones
• Define Cartilage. Write the names of its two types.
• Important biology chapter 4 class 10 notes for all students of Punjab  Textbook Board.
• What is difference between hyaline cartilage and elastic cartilage?
• Give structure of cartilage. And Write two minerals are found in bones.
• Important class 10 biology chapter 4 notes for all students of Punjab  Textbook Board.
• What do you know about Andreas vesailus?
• How many bones are in vertebral column. Write name of biggest bone in human body.
• Important 10th class biology chapter 4 question answer for all students of Punjab  Textbook Board.
• What is the difference between immoveable (fixed) and slightly moveable joints?
• Define Joint. And what is the difference between fixed and moveable joints.
• Important 10th class biology chapter 4 important questions for all students of Punjab  Textbook Board.
• Differentiate between origin and insertion of muscle.
• What is the difference between osteoarthritis and rheumatoid arthritis?
• Important 10th class biology chapter 4 exercise for all students of Punjab  Textbook Board.
• Write down cause of Rheumatoid Arthritis, also give its two symptoms.
• Write down two disorders along with one reason of each of human Skeletal.
• Important biology class 10 chapter 4 short notes for all students of Punjab  Textbook Board.
• Skeleton provides protection to many internal organs e.g. skull protects brain, vertebral column protects spinal cord and ribs protect most of our other internal organs. Vertebral column also provides the main support to our body mass.
• Important biology class 10 chapter 4 full explanation for all students of Punjab  Textbook Board.
• What is Bone? Explain its composition with diagram. OR What is bone. Explain its two-kinds.
• What is Antagonism? Describe it with the example of Flexor Muscle, and Extensor Muscle.
• Important class 10 biology chapter 4 notes pdf for all students of Punjab  Textbook Board.
• Components of Human Skeleton:  The 206 bones in the adult human skeleton are organized into a longitudinal axis i.e. axial skeleton, to which appendicular skeleton is attached.
• Important biology class 10 chapter 4 notes for all students of Punjab  Textbook Board.
• Axial skeleton: Axial skeleton consists of the 80 bones in the head and trunk of body. It is composed of five parts. Skull contains 22 bones out of which 8 are cranial bones (enclosing the brain) and 14 are facial bones. 
• Important class 10th biology chapter 4 important notes for all students of Punjab  Textbook Board.
• There are 6 middle ear ossicles (3 in each ear). There is also a hyoid bone in neck. Vertebral column contains 26 bones (vertebrae). The chest is made of a chest bone called sternum and 24 (12 pairs) ribs.
• Important 10th class biology chapter 4 short questions pdf for all students of Punjab  Textbook Board.
• Appendicular Skeleton: Appendicular skeleton is composed of 126 bones. Pectoral (shoulder) girdle is made of 4 bones. Arms have 6 bones. Both hands have 54 bones. Pelvic girdle (hips) has 2 bones. Legs have 6 bones. Both feet have 54 bones. 
• Important class 10th biology chapter 4 short question answer for all students of Punjab  Textbook Board.
• The upper jaw is fixed with the skull and is composed of two bones. The lower jaw is mobile and articulates with the skull. In lower vertebrates, the lower jaw is made up of more than one bone while in mammals, it is made of single bone. 
• Important class 10th biology chapter 4 short notes for all students of Punjab  Textbook Board.
• During evolution, mammals modified the lower jaw bones and incorporated four of them into the middle ear (in the form of malleus and incus in both ears). This adaptation proved beneficial for mammals. Lower jaw with single bone is stronger and the malleus and incus also improve hearing.
• Important class 10 biology chapter 4 short questions and answers for all students of Punjab  Textbook Board.
• Types Of Joints: A joint is the location at which two or more bones make contact. They allow movement and provide mechanical support. Joints can be classified on the basis of the degree of movement they allow.
• Important class 10 biology chapter 4 short notes pdf for all students of Punjab  Textbook Board.
•  Immoveable joints (Fixed): Such joints allow no movement e.g. the joints between the skull bones. Slightly moveable joints: Such joints allow slight movements e.g. joints between the vertebrae.
• Important class 10 biology chapter 4 short questions and answers pdf for all students of Punjab  Textbook Board.
• Moveable joints: They allow a variety of movements e.g. shoulder joint, hip joint, elbow joint, knee joint etc. There are many types of moveable joints in body. The main types are hinge joints and ball-and-socket joints.
• Important class 10 biology chapter 4 important questions with answers pdf for all students of Punjab  Textbook Board.
•  Hinge joints move back and forth like the hinge on a door and allow movements in one plane only. The knee and elbow are hinge joints.
  
• Important class 10 biology chapter 4 important questions pdf for all students of Punjab  Textbook Board.