MCQOPTIONS
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MCQOPTIONS
This section includes 28 Mcqs, each offering curated multiple-choice questions to sharpen your Science knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In an accident, if a bone of ribcage is fractured then which among the following organs could be affected? |
| A. | Lung |
| B. | Heart |
| C. | Fehling's reagent |
| D. | All the above |
| E. | None of these |
| Answer» E. None of these | |
| 2. |
Out of twelve pairs of ribs ____ pairs are not joined to the breastbone. |
| A. | Two |
| B. | Three |
| C. | \[HCOOH+C{{H}_{3}}OH\] |
| D. | Five |
| E. | None of these |
| Answer» B. Three | |
| 3. |
Which one among the following statements is correct for the human skull? |
| A. | Skull is a soft structure surrounds the spinal cord. |
| B. | Supper part of skull, made up of 10 bones Joined together |
| C. | Carbon dioxide, carbon monoxide, hydrogen and water |
| D. | The lower jaw bone is immovable. |
| E. | None of these |
| Answer» D. The lower jaw bone is immovable. | |
| 4. |
A group of cells that perform a special work together: |
| A. | Organs |
| B. | Bones |
| C. | 1, 2-dimethyl ethane |
| D. | Organ system |
| E. | None of these |
| Answer» D. Organ system | |
| 5. |
A skeletal system includes: |
| A. | Bones |
| B. | Cartilages |
| C. | hexanal-1-carboxylic acid |
| D. | Either [a] or [b] |
| E. | None of these |
| Answer» D. Either [a] or [b] | |
| 6. |
Which of the following in a fish provides least resistance for the forward movement in water? |
| A. | Flat and long body |
| B. | Thik and circular body |
| C. | 3-chloro-1-propene |
| D. | Streamlined body |
| E. | None of these |
| Answer» E. None of these | |
| 7. |
Match the following Column A Column B (i) Knee cap [A] Radius (ii) Smallest bone [B] Humerus (iii) Lower arm home [C] Patella (iv) Upper arm bone [D] Stapes |
| A. | (i-D), (ii-C), (iii-A), (iv-B) |
| B. | (i-C), (ii-A), (iii-D), (iv-B) |
| C. | Isomers |
| D. | (i-C), (ii-B), (iii-D), (iv-A) |
| E. | None of these |
| Answer» D. (i-C), (ii-B), (iii-D), (iv-A) | |
| 8. |
The organ which is not protected by the ribcage. |
| A. | Heart |
| B. | Liver |
| C. | both [a] and [b] and |
| D. | Kidneys |
| E. | None of these |
| Answer» E. None of these | |
| 9. |
Cartilage is present in: |
| A. | Pinnae of ears |
| B. | Ear lobe |
| C. | ethyl alcohol + water |
| D. | All the above |
| E. | None of these |
| Answer» B. Ear lobe | |
| 10. |
Spongy inside of bone, where red blood cells are made. |
| A. | Tendon |
| B. | Ligament |
| C. | Diamond |
| D. | Cartilage |
| E. | None of these |
| Answer» D. Cartilage | |
| 11. |
Ulna is a bone which is present in: |
| A. | Arm |
| B. | Leg |
| C. | 60 |
| D. | Rib cage |
| E. | None of these |
| Answer» B. Leg | |
| 12. |
Which one of the following terms is correct for skeletal system? |
| A. | Tissue |
| B. | Organ |
| C. | 9 covalent bonds |
| D. | All the above |
| E. | None of these |
| Answer» E. None of these | |
| 13. |
Which of the following statements is incorrect about the bones present in arm? |
| A. | Humerus is present in upper arm. |
| B. | Radius and ulna are present in forearm. |
| C. | 30 |
| D. | Each finger has three bones and thumbs have two bones. |
| E. | None of these |
| Answer» D. Each finger has three bones and thumbs have two bones. | |
| 14. |
Which among the following is not an arm bone? |
| A. | Radius |
| B. | Ulna |
| C. | Statement 1 is true but statement 2 is false. |
| D. | Humerus |
| E. | None of these |
| Answer» D. Humerus | |
| 15. |
Which among the following is also known as shoulder blade? |
| A. | Clavicle |
| B. | Scapula |
| C. | \[{{C}_{3}}{{H}_{4}}\] |
| D. | Sacrum |
| E. | None of these |
| Answer» C. \[{{C}_{3}}{{H}_{4}}\] | |
| 16. |
Name the type of joint present between the thigh bone and hip bone. |
| A. | pivot joint |
| B. | Hinge joint |
| C. | Sulphonic acid |
| D. | Gliding joint |
| E. | None of these |
| Answer» D. Gliding joint | |
| 17. |
Which among the following is not a hip bone? |
| A. | Ilium |
| B. | Ischium |
| C. | Ethanol |
| D. | Pubis |
| E. | None of these |
| Answer» D. Pubis | |
| 18. |
Which among the following helps the vertebrae to move slightly and enable the backbone to bend forwards and backwards? |
| A. | Fixed joints |
| B. | Cartilage |
| C. | Ethanol reacts with ethanoic acid. |
| D. | Bone marrow |
| E. | None of these |
| Answer» C. Ethanol reacts with ethanoic acid. | |
| 19. |
Which joint allows movement in all directions? |
| A. | Hinge |
| B. | Pivot |
| C. | Have pH less than 7 |
| D. | Gliding |
| Answer» D. Gliding | |
| 20. |
DIRECTIONS: The questions in this segment consists of two statements, one labelled as ?assertion 4? and the other labelled as ?reason R?. You are to examine these two statements carefully and decide if the assertion A and reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using odes given below. Assertion (A): Cartilage covers the ends of bones. Reason (R): Cartilage acts as a shock absorber and reduces friction between bones. |
| A. | Both A and R are true and R is the correct explanation of A. |
| B. | Both A and R are true but R is not the correct explanation of A. |
| C. | Oxalic acid |
| D. | A is false but R is true. |
| Answer» B. Both A and R are true but R is not the correct explanation of A. | |
| 21. |
Which one of the following has a different type of joint than others? |
| A. | Finger |
| B. | Elbow |
| C. | Oxygen |
| D. | Shoulder |
| Answer» E. | |
| 22. |
In shark the skeleton is made up of |
| A. | bones |
| B. | cartilage |
| C. | Pentene |
| D. | tendons |
| Answer» C. Pentene | |
| 23. |
What is the difference between cartilage and bone? |
| A. | Bone is hard and firm whereas cartilage is soft and can be bent. |
| B. | Cartilage is flexible and stronger than bone. |
| C. | \[C{{H}_{_{3}}}\] |
| D. | Bone is inside the body, and cartilage is outside. |
| Answer» B. Cartilage is flexible and stronger than bone. | |
| 24. |
Which of the following statement(s) is correct? |
| A. | Backbone forms main supporting axis of body. |
| B. | Backbone is a single strong bone. |
| C. | An unsaturated hydrocarbon containing a double bond is an alkene. |
| D. | All of the above |
| Answer» B. Backbone is a single strong bone. | |
| 25. |
Which part of the skeleton is present in the external ear? |
| A. | Cartilage |
| B. | Soft bones |
| C. | \[C{{H}_{3}}C{{H}_{2}}-\overset{O}{\mathop{\overset{||}{\mathop{C}}\,}}\,-OH:\]Ethanoic acid |
| D. | Ligament |
| Answer» B. Soft bones | |
| 26. |
Which of the following joints and their parts enable a bowler to bowl, while playing cricket? |
| A. | Ball and socket joint at shoulder. |
| B. | Hinge joint at elbow. |
| C. | Propene |
| D. | Ball and socket joint at elbow. |
| Answer» B. Hinge joint at elbow. | |
| 27. |
Shell |
| A. | refers to skeleton of a snail |
| B. | is a single unit |
| C. | \[{{C}_{4}}{{H}_{10}}\] |
| D. | Both (a) and (b) |
| Answer» E. | |
| 28. |
Which joint allows movement in one direction only? |
| A. | Ball and socket joint |
| B. | Hinge joint |
| C. | Four |
| D. | Gliding joint |
| Answer» C. Four | |