MCQOPTIONS
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MCQOPTIONS
This section includes 1528 Mcqs, each offering curated multiple-choice questions to sharpen your Grade9 knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The bile is secreted by |
| A. | lungs |
| B. | pancreas |
| C. | stomach |
| D. | liver |
| Answer» E. | |
| 2. |
The foods from which humans can get carbohydrates does not include |
| A. | cereals and pastas |
| B. | white vegetables |
| C. | beans and rice |
| D. | potatoes and bran |
| Answer» C. beans and rice | |
| 3. |
The three pairs of salivary glands release a specific juice in an oral cavity called |
| A. | saliva |
| B. | bolus |
| C. | bile |
| D. | pancreatic juice |
| Answer» B. bolus | |
| 4. |
The ulcer of the stomach is also known as |
| A. | corneal ulcer |
| B. | venous ulcer |
| C. | gastric ulcer |
| D. | peptic ulcer |
| Answer» D. peptic ulcer | |
| 5. |
The 'WFP' stands for |
| A. | Wild Food Program |
| B. | World Food Program |
| C. | Wild Fire Protection |
| D. | Wild Fauna Protection |
| Answer» C. Wild Fire Protection | |
| 6. |
The organelle which is responsible for protein synthesis is |
| A. | Golgi bodies |
| B. | endoplasmic reticulum |
| C. | cytoplasm |
| D. | ribosomes |
| Answer» E. | |
| 7. |
The organ system by which the digestion process is carried is called |
| A. | endoplasmic system |
| B. | digestive system |
| C. | muscular system |
| D. | molecular system |
| Answer» C. muscular system | |
| 8. |
The process of assimilation takes place in |
| A. | small intestine only |
| B. | large intestine only |
| C. | liver |
| D. | small and large intestine |
| Answer» E. | |
| 9. |
Jabir bin Hayan was born in Iran and he practiced for medicine in |
| A. | Iraq |
| B. | Iran |
| C. | Kuwait |
| D. | America |
| Answer» C. Kuwait | |
| 10. |
The branch of biology which deals with the functions and structures of cells and its organelles is called |
| A. | taxonomy |
| B. | physiology |
| C. | genetics |
| D. | cell biology |
| Answer» E. | |
| 11. |
The three arteries that emerge from the surface of the aortic arch supplies the blood to |
| A. | kidneys, liver and stomach |
| B. | legs, feet and backbone |
| C. | shoulders, head and arms |
| D. | ribs, arms and hands |
| Answer» D. ribs, arms and hands | |
| 12. |
The scientist William Harvey was born in |
| A. | 1478 AD |
| B. | 1578 AD |
| C. | 1378 AD |
| D. | 1178 AD |
| Answer» C. 1378 AD | |
| 13. |
The monocytes are responsible for production of |
| A. | macrophages |
| B. | RBCs |
| C. | platelets |
| D. | oxygen |
| Answer» B. RBCs | |
| 14. |
The percentage of dissolved substances in plasma is about |
| A. | 90-95% |
| B. | 1-5% |
| C. | 8-10% |
| D. | 20-25% |
| Answer» D. 20-25% | |
| 15. |
The artery that supplies blood to the digestive tract is called |
| A. | celiac artery only |
| B. | superior mesenteric artery only |
| C. | inferior mesenteric artery |
| D. | celiac and superior mesenteric artery |
| Answer» E. | |
| 16. |
In binomial nomenclature, the part of the name which begins with a capital letter is |
| A. | whole name |
| B. | generic name |
| C. | proper name |
| D. | none of above |
| Answer» C. proper name | |
| 17. |
According to two-kingdom classification, the kingdom Animalia consists of |
| A. | autotrophs |
| B. | heterotrophs |
| C. | union-trophs |
| D. | metro-trophs |
| Answer» C. union-trophs | |
| 18. |
Carolus Linnaeus was the first person who introduced the |
| A. | binomial nomenclature |
| B. | evolution |
| C. | scientific nomenclature |
| D. | laws of science |
| Answer» B. evolution | |
| 19. |
Prions are composed of |
| A. | circular Ribonucleic Acid (RNA) |
| B. | protein |
| C. | infectious particle |
| D. | Deoxyribonucleic Acid (DNA) |
| Answer» B. protein | |
| 20. |
Ganda, basal, and vassal are common names for |
| A. | onion |
| B. | potato |
| C. | garlic |
| D. | green chili |
| Answer» B. potato | |
| 21. |
Introduction of new species into an ecosystem affects other species of |
| A. | extinction |
| B. | co-existence |
| C. | removal |
| D. | none of above |
| Answer» B. co-existence | |
| 22. |
The organisms that can prepare their food by inorganic materials and can also store energy are classified as |
| A. | socio-tropical |
| B. | geo-tropical |
| C. | autotrophs |
| D. | heterotrophs |
| Answer» D. heterotrophs | |
| 23. |
If a species is no longer found in the ecosystem it is said to be |
| A. | endangered |
| B. | extinct |
| C. | distinct |
| D. | threatened |
| Answer» C. distinct | |
| 24. |
The number of species whose characteristics were described by Abu-Usman Umar Alhijaz is |
| A. | 369 |
| B. | 372 |
| C. | 290 |
| D. | 350 |
| Answer» E. | |
| 25. |
The organisms in kingdom Animalia usually show movements and lacks |
| A. | chromatin material |
| B. | Deoxyribonucleic Acid (DNA) |
| C. | mRNA |
| D. | cell wall |
| Answer» E. | |
| 26. |
The examples of sinks in plants are |
| A. | root hairs |
| B. | roots |
| C. | stems |
| D. | shoots |
| Answer» C. stems | |
| 27. |
The kind of granulocytes which destroys the small particles through phagocytosis are |
| A. | eosinophils |
| B. | neutrophils |
| C. | basophils |
| D. | chlorophylls |
| Answer» C. basophils | |
| 28. |
The left atrium pumps and contracts the blood to |
| A. | left atrium |
| B. | right atrium |
| C. | right ventricle |
| D. | left ventricle |
| Answer» E. | |
| 29. |
The average life of RBCs is |
| A. | 250 days |
| B. | 220 days |
| C. | 120 days |
| D. | 180 days |
| Answer» D. 180 days | |
| 30. |
In plasma, the bicarbonate salt and table salt are present in |
| A. | trace amounts |
| B. | considerable amount |
| C. | large amounts |
| D. | none of above |
| Answer» C. large amounts | |
| 31. |
If descendants of the same ancestor reside in the same group it is called |
| A. | monophyletic |
| B. | phyletic |
| C. | polyphyletic |
| D. | biphyletic |
| Answer» B. phyletic | |
| 32. |
The factors on which the five-kingdom classification system is based includes |
| A. | modes of nutrition only |
| B. | levels of cellular organization only |
| C. | presence of cell wall |
| D. | modes of nutrition and levels of cellular organization |
| Answer» E. | |
| 33. |
The unnatural cross-breeding between two organisms leads to |
| A. | unicellular offspring |
| B. | infertile offspring |
| C. | fertile offspring |
| D. | multicellular offspring |
| Answer» D. multicellular offspring | |
| 34. |
The characteristics of species include |
| A. | interbreed freely |
| B. | fertile offspring |
| C. | reproductively isolated |
| D. | all of above |
| Answer» E. | |
| 35. |
Whales, Ibex, urial, and markhor are at risk of extinct from Pakistan due to |
| A. | pollution |
| B. | over hunting |
| C. | domino effect |
| D. | deforestation |
| Answer» C. domino effect | |
| 36. |
The subatomic particle that orbits in energy levels are |
| A. | neutrons |
| B. | protons |
| C. | electrons |
| D. | neurons |
| Answer» D. neurons | |
| 37. |
The example of biochemistry is |
| A. | cost value of yield of crops |
| B. | metabolism of photosynthesis |
| C. | analysis of data |
| D. | none of above |
| Answer» C. analysis of data | |
| 38. |
The major groups in which organisms are divided does not include |
| A. | protists |
| B. | eukaryotes |
| C. | prokaryotes |
| D. | animals |
| Answer» C. prokaryotes | |
| 39. |
Different organ systems combine together to form a complete |
| A. | system |
| B. | organism |
| C. | organism |
| D. | tissue |
| Answer» B. organism | |
| 40. |
Strength is provided to plants by tissues known as |
| A. | parenchyma only |
| B. | collenchyma only |
| C. | ground tissues |
| D. | parenchyma and collenchyma |
| Answer» E. | |
| 41. |
The cells that lack prominent nucleus are |
| A. | eukaryotic cells |
| B. | open system cells |
| C. | prokaryotic cells |
| D. | metabolism cells |
| Answer» D. metabolism cells | |
| 42. |
Microscopy is the use of |
| A. | microscope |
| B. | telescope |
| C. | spectroscope |
| D. | optical lens |
| Answer» B. telescope | |
| 43. |
The meristems that are located at the tips of shoots and roots are called |
| A. | cambium meristems |
| B. | vascular meristems |
| C. | apical meristems |
| D. | lateral meristems |
| Answer» D. lateral meristems | |
| 44. |
The phenomena of turgor pressure is known as |
| A. | isotonicity |
| B. | exotonicity |
| C. | turgor |
| D. | tonicity |
| Answer» D. tonicity | |
| 45. |
The cartilage does not includes ends of |
| A. | kidney tubes |
| B. | blood vessels |
| C. | bones |
| D. | esophagus |
| Answer» D. esophagus | |
| 46. |
The cuboidal epithelium tissue which is composed of a single layer of cube-shaped cells is found in |
| A. | external ear and nose |
| B. | urinary bladder and alimentary canal |
| C. | small glands and kidney tubes |
| D. | blood vessels and heart |
| Answer» D. blood vessels and heart | |
| 47. |
The increase in the size of a particular object is classified as |
| A. | up gradation |
| B. | magnification |
| C. | termination |
| D. | recognition |
| Answer» C. termination | |
| 48. |
The types of tissues can be divided based on |
| A. | shape of cells only |
| B. | number of cell layers only |
| C. | shape of spindle fibers |
| D. | shape of cells and number of cell layers |
| Answer» E. | |
| 49. |
The types of microscopes are |
| A. | proton microscope |
| B. | electron microscope |
| C. | light microscope |
| D. | none of above |
| Answer» C. light microscope | |
| 50. |
The sclerenchyma tissues found in plants are composed of |
| A. | rigid primary cell walls |
| B. | thickened secondary cell walls |
| C. | rigid secondary cell walls |
| D. | thickened primary cell walls |
| Answer» D. thickened primary cell walls | |