CBSE Class 9 c9skeletaljoints — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 9 c9skeletaljoints in the app →Per NCERT Class 9 Science, the MUSCULOSKELETAL SYSTEM is composed of which combination?Per NCERT, the SHOULDER joint allows free arm movement in MANY directions because it is which type?Per NCERT, the ELBOW (and the KNEE) are examples of which type of joint?Per NCERT, the NECK joint (connecting skull to backbone) allows side-to-side 'no' head movement — it is which Per NCERT, the joints between the BONES OF THE SKULL are which type?Per NCERT, what is the function of CARTILAGE in joints?Per NCERT, what is the VERTEBRAL COLUMN (backbone / spine) made of?Per NCERT, how many PAIRS of RIBS does an adult human have?Per NCERT, the rib cage attaches to the spine at the back and to which bone at the front?Per NCERT, why is the RIB CAGE flexible — and what advantage does this give?Per NCERT, what percentage of TOTAL BODY WEIGHT is contributed by the adult human SKELETON on average?Per NCERT, what is TOTIPOTENCY — referenced in the 'Think as a Scientist' box about F. C. Steward's carrot exp