MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In ethane C |
| A. | C-H atoms |
| B. | C-C atoms |
| C. | no π-bond is formed. |
| D. | H-H atoms |
| Answer» E. | |
| 2. |
The ionic equation O |
| A. | alkaline solution |
| B. | acidic solution |
| C. | None of Above |
| D. | Acidic and Alkaline solution |
| Answer» B. acidic solution | |
| 3. |
The oxidation number of P in PCl |
| A. | +2 |
| B. | +1 |
| C. | +4 |
| D. | +3 |
| Answer» E. | |
| 4. |
Upon the reaction: SiCl |
| A. | the gaseous HCl is formed |
| B. | H |
| C. | are produced. |
| D. | All of Above |
| E. | some of the HCl(g) can get dissolved in water |
| Answer» D. All of Above | |
| 5. |
The basis for naming system is given by class of hydrocarbons |
| A. | alkenes |
| B. | Alkanes |
| C. | aldehydes |
| D. | alcohols |
| Answer» C. aldehydes | |
| 6. |
Introducing NO |
| A. | nitrogen fixation |
| B. | nitration |
| C. | all of them |
| D. | nitrogenation |
| Answer» C. all of them | |
| 7. |
The dispersal of water lily seed depends upon the organ called |
| A. | bract |
| B. | glumes |
| C. | testa |
| D. | aril |
| Answer» E. | |
| 8. |
With drawl symptoms from a narcotic drug includes |
| A. | insomnia |
| B. | hallucinations |
| C. | sweating |
| D. | excess hunger |
| Answer» C. sweating | |
| 9. |
All are characteristics of energy but |
| A. | energy can not be destroyed |
| B. | energy can not be created |
| C. | energy is never lost |
| D. | energy can be converted from one form to the other |
| Answer» D. energy can be converted from one form to the other | |
| 10. |
An average daily intake of proteins shall be |
| A. | 0.15 |
| B. | 0.1 |
| C. | 0.6 |
| D. | 0.25 |
| Answer» B. 0.1 | |
| 11. |
In the fermented dough, the cavities appear due to |
| A. | carboxy acids |
| B. | carbon monoxide |
| C. | oxygen |
| D. | carbon dioxide |
| Answer» E. | |
| 12. |
Energy released as heat to the environment |
| A. | returns to the same organisms that produced it |
| B. | returns to the same system |
| C. | XX |
| D. | is non-cyclical in nature |
| Answer» E. | |
| 13. |
Nectar is usually absent in flowers pollinated by |
| A. | insects |
| B. | wind |
| C. | XX |
| D. | XX |
| Answer» C. XX | |
| 14. |
The ovary walls are fused with the receptacle if the |
| A. | ovary is superior |
| B. | ovary is inferior |
| C. | XX |
| D. | XX |
| Answer» C. XX | |
| 15. |
Food substances like starch can be stored in |
| A. | epidermis |
| B. | vascular bundles |
| C. | pith |
| D. | cuticle |
| Answer» D. cuticle | |
| 16. |
The purpose of bracts include |
| A. | protect the stigma |
| B. | protect the stamen |
| C. | XX |
| D. | enclose the flowers |
| Answer» E. | |
| 17. |
Short term effect of alcohol disturbs the |
| A. | digestive system |
| B. | nervous system |
| C. | all of these |
| D. | cardio-vascular system |
| Answer» C. all of these | |
| 18. |
Energy pyramid is broader at base and narrower at apex, as the energy |
| A. | decreases along the food chain |
| B. | increases along the food chain |
| C. | XX |
| D. | XX |
| Answer» B. increases along the food chain | |
| 19. |
Starfish and corals can be found in |
| A. | in oceans and seas only |
| B. | fresh water only |
| C. | XX |
| D. | XX |
| Answer» B. fresh water only | |
| 20. |
DNA stands for |
| A. | Deoxyribo nucleic acid |
| B. | Dehydratic neuronic acid |
| C. | none of these |
| D. | Detoxifying neutral acids |
| Answer» B. Dehydratic neuronic acid | |
| 21. |
Exhaust motor vehicle is the main source of |
| A. | carbon monoxide |
| B. | Manganese |
| C. | nitrogen oxide |
| D. | sulphur dioxide |
| Answer» B. Manganese | |
| 22. |
All are organic nutrients but |
| A. | proteins |
| B. | fats |
| C. | minerals |
| D. | fiber |
| Answer» D. fiber | |
| 23. |
Digestive systems do not exist in |
| A. | plants |
| B. | animals |
| C. | all of these |
| D. | mammals |
| Answer» B. animals | |
| 24. |
The examples of winged seeds include |
| A. | Shorea |
| B. | Tacoma |
| C. | Cotton |
| D. | Tridex |
| Answer» C. Cotton | |
| 25. |
When the heart relaxes, |
| A. | peristalsis movements occur |
| B. | person respires |
| C. | the heart gets filled with blood |
| D. | bile is produced |
| Answer» D. bile is produced | |
| 26. |
Sensations are greatly motorized through |
| A. | cerebrum |
| B. | cerebellum |
| C. | pituitary gland |
| D. | hypothalamus |
| Answer» B. cerebellum | |
| 27. |
Transference of food from one trophic level to the next is |
| A. | accompanied with energy loss |
| B. | accompanied with an energy gain |
| C. | XX |
| D. | XX |
| Answer» B. accompanied with an energy gain | |
| 28. |
With the split of testa, the radicle emerges and grows |
| A. | downwards |
| B. | upwards |
| C. | XX |
| D. | XX |
| Answer» B. upwards | |
| 29. |
Bacteria may be |
| A. | anaerobic |
| B. | aerobic |
| C. | none |
| D. | both of these |
| Answer» E. | |
| 30. |
Biomass is the |
| A. | total mass of living things in a biosphere |
| B. | total mass of living matter at each trophic level |
| C. | XX |
| D. | XX |
| Answer» C. XX | |
| 31. |
The enzyme to bring about the conversion of glycogen to glucose is |
| A. | adrenaline |
| B. | insulin |
| C. | galactose |
| D. | glucagon |
| Answer» E. | |
| 32. |
Spermatic cord and spermatic duct are |
| A. | different in functions and location |
| B. | essentially similar |
| C. | XX |
| D. | XX |
| Answer» B. essentially similar | |
| 33. |
The mechanisms to loose heat in larger animals include all of these but; |
| A. | flapping big ears |
| B. | spraying water over body |
| C. | avoiding sun basking |
| D. | more body hair |
| Answer» E. | |
| 34. |
For most types of fresh water organisms, best water |
| A. | has a pH below 8 |
| B. | has a ph above 8 |
| C. | XX |
| D. | has a pH almost neutral |
| Answer» E. | |
| 35. |
The interdisciplinary field of biotechnology to address biological problems using computation techniques is known as |
| A. | bioleaching |
| B. | bioremediation |
| C. | biodegradation |
| D. | bioinformatics |
| Answer» E. | |
| 36. |
The nectar at the base of the androecium can be reached |
| A. | can cling to the wings or feathers of visiting birds and insects |
| B. | by any insect |
| C. | XX |
| D. | can be sucked only by insects with a long proboscis |
| Answer» E. | |
| 37. |
Sunflower is an example of |
| A. | herbaceous plants |
| B. | woody plants |
| C. | biennials |
| D. | perennials |
| Answer» B. woody plants | |
| 38. |
The enzymes to break down food reserves are produced through |
| A. | radical |
| B. | plumule |
| C. | cotyledons |
| D. | testa |
| Answer» D. testa | |
| 39. |
As compared to carbohydrates, fats are lower in the proportion of |
| A. | oxygen |
| B. | hydrogen |
| C. | all of these |
| D. | carbon |
| Answer» B. hydrogen | |
| 40. |
Motile-bacterium moves with the help of |
| A. | a tail |
| B. | a whip |
| C. | all of these |
| D. | a flagellum |
| Answer» E. | |
| 41. |
Cork exchanges air through |
| A. | placenticles |
| B. | pleurons |
| C. | lenticels |
| D. | tentacles |
| Answer» D. tentacles | |
| 42. |
The water insolubility of glycogen makes it excellent for |
| A. | suitable for storage materials |
| B. | polymerization |
| C. | weight loss |
| D. | late digestion |
| Answer» B. polymerization | |
| 43. |
In custard apple, |
| A. | the flowers are dioecious |
| B. | self pollination is highly likely |
| C. | all of these |
| D. | anthers and stamens may mature at different times |
| Answer» E. | |
| 44. |
In Healthy Diet Pyramid, fruits and vegetables are at the |
| A. | level 2 |
| B. | level 1 |
| C. | level 4 |
| D. | level 3 |
| Answer» B. level 1 | |
| 45. |
Dietary imbalances cause |
| A. | starvation |
| B. | malnutrition |
| C. | high cholesterol |
| D. | eating only proteins |
| Answer» C. high cholesterol | |
| 46. |
Minerals do not include |
| A. | calcium |
| B. | iodine |
| C. | iron |
| D. | sodium |
| Answer» C. iron | |
| 47. |
In the spinal cord, the impulse is transmitted from receptor neuron to relay neuron via |
| A. | pituarity gland |
| B. | effector neuron |
| C. | sebum |
| D. | synapse |
| Answer» E. | |
| 48. |
Bacteria grow and multiply rapidly in |
| A. | anaerobic environment |
| B. | aerobic environment |
| C. | XX |
| D. | XX |
| Answer» C. XX | |
| 49. |
Stamens are protruding, large and feathery in plants pollinated by |
| A. | insects |
| B. | winds |
| C. | XX |
| D. | XX |
| Answer» C. XX | |
| 50. |
Saliva helps in the conversion of starch to maltose through enzyme |
| A. | pepsin |
| B. | pancreatic amylase |
| C. | maltase |
| D. | salivary amylase |
| Answer» E. | |