MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 132 Mcqs, each offering curated multiple-choice questions to sharpen your AIIMS MBBS knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Functional megaspore in an angiosperm develops into : |
| A. | Ovule |
| B. | Endosperm |
| C. | Embyro sac |
| D. | Embryo |
| Answer» D. Embryo | |
| 2. |
CAG stands for |
| A. | Comptroller and auditor general |
| B. | Computer assisted graphics |
| C. | Control assisted graphics |
| D. | Comptroller assisted general |
| Answer» B. Computer assisted graphics | |
| 3. |
The exact point where the earthquake actually originates deep inside the earth’s crust is called as |
| A. | epicentre |
| B. | seismic zone |
| C. | focus |
| D. | hyperpoint. |
| Answer» D. hyperpoint. | |
| 4. |
Which of the following days is celebrated as world food day? |
| A. | September 10 |
| B. | August 16 |
| C. | August 14 |
| D. | October 16 |
| Answer» E. | |
| 5. |
How many banks were nationalized in India in 1969? |
| A. | 16 |
| B. | 14 |
| C. | 15 |
| D. | 20 |
| Answer» C. 15 | |
| 6. |
Which of the following countries won 2015 Davis cup? |
| A. | Great Britain |
| B. | Belgium |
| C. | United States |
| D. | Germany |
| Answer» B. Belgium | |
| 7. |
In a row of serially placed students. A was placed 7th from left and B was 9th from right. Further they exchanged their positions. After exchanging positions B became nineteenth from right. So the position of B from the middle of the row is |
| A. | seventh |
| B. | seventh |
| C. | sixth |
| D. | eighth. |
| Answer» D. eighth. | |
| 8. |
From which year the women fighter pilots will be serving the Indian Air force? |
| A. | 2014 |
| B. | 2015 |
| C. | 2016 |
| D. | 2017 |
| Answer» E. | |
| 9. |
Which of the following states will not conduct assembly elections in the year 2017? |
| A. | Himachal Pradesh |
| B. | Uttarakhand |
| C. | Punjab |
| D. | Goa |
| Answer» B. Uttarakhand | |
| 10. |
The first bullet train in India will be run from |
| A. | Mumbai to New Delhi |
| B. | Mumbai to Ahmedabad |
| C. | New Delhi to Chennai |
| D. | New Delhi to Varanasi. |
| Answer» C. New Delhi to Chennai | |
| 11. |
Recently ISRO launched its IRNSS-IG satellite for the purpose of |
| A. | space research |
| B. | navigation |
| C. | communication |
| D. | meteorology |
| Answer» C. communication | |
| 12. |
Which of the following National Parks is known as “Sairandhri Vanam”? |
| A. | Periyar National Park |
| B. | Silent Valley National Park |
| C. | Jim Corbett National Park |
| D. | Neora Valley National Park |
| Answer» C. Jim Corbett National Park | |
| 13. |
Which among the following planets of solar system is known as blue planet? |
| A. | Venus |
| B. | Jupiter |
| C. | Mars |
| D. | Earth |
| Answer» E. | |
| 14. |
Olympic 2016 will be held at |
| A. | London |
| B. | Tokyo |
| C. | Beijing |
| D. | Rio de Janeiro |
| Answer» E. | |
| 15. |
Who among the following designed the new symbol of Indian rupee? |
| A. | D. Udaya Kumar |
| B. | Hitesh Padmashali |
| C. | Shibin KK |
| D. | Nondita Mehrotra |
| Answer» B. Hitesh Padmashali | |
| 16. |
In an aeroplane, the colour of ‘Black Box’ is |
| A. | grey |
| B. | orange |
| C. | white |
| D. | black. |
| Answer» C. white | |
| 17. |
Who among the following actresses won 63rd National Film Award for the best actress? |
| A. | Kangana Ranaut |
| B. | Priyanka Chopra |
| C. | Katrina Kaif |
| D. | Deepika Padukone |
| Answer» B. Priyanka Chopra | |
| 18. |
Which of the following states is declared as first digital state of India by President Pranab Mukherjee? |
| A. | Andhra Pradesh |
| B. | Kerala |
| C. | Karnataka |
| D. | Assam |
| Answer» C. Karnataka | |
| 19. |
Who among the following is the current CEO of google? |
| A. | Satya Nadella |
| B. | Pichai Sundararajan |
| C. | Francisco D’Souza |
| D. | Kalanithi Maran |
| Answer» C. Francisco D’Souza | |
| 20. |
Assertion : Number of chromosomes in one genome is equal to number of linkage groups. Reason : Linkage groups give important information about the location of genes in the chromosomes. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion. |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» C. If assertion is true but reason is false. | |
| 21. |
Assertion : All motor neurons nerve impulses from the spinal cord to the brain. Reason : Motor neurons conduct nerve impulses from the spinal cord to the brain. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» D. If both assertion and reason are false. | |
| 22. |
Assertion : Atmospheric nitrogen gas is always fixed by nitrogen-fixing micro-organisms. Reason : Decomposers release nitrogen gas from dead bodies of plants and animals. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion. |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion |
| C. | If assertion is true but reason is false |
| D. | If both assertion and reason are false |
| Answer» E. | |
| 23. |
Assertion : Carbohydrates are more suitable for the production of energy in the body than proteins and fats. Reason : Carbohydrates can be stored in the tissues as glycogen and can be used for the production of energy, whenever necessary. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false |
| D. | If both assertion and reason are false. |
| Answer» C. If assertion is true but reason is false | |
| 24. |
Assertion : Presence of penumatophores is a special adaptation of hydrophytes. Reason : Pneumatophorres are positively geotropic shoots that have lenticels and help in gaseous exchange. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion. |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» E. | |
| 25. |
Assertion : Storage of seeds low temperature is possible. Reason : Respiration and enzymatic activity of seeds are very high at low temperature. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» D. If both assertion and reason are false. | |
| 26. |
Assertion : Curdling is required in the manufacture of cheese. Reason : Lactic acid bacteria are used for the purpose. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion. |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false |
| D. | If both assertion and reason are false. |
| Answer» C. If assertion is true but reason is false | |
| 27. |
Assertion : XX-XY type of sex determination mechanism is an example of male heterogametry. Reason : In birds, male heterogamety is seen as males produce two different types of gametes. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion. |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» D. If both assertion and reason are false. | |
| 28. |
Assertion : In opposite phyllotaxy two leaves are borne on the opposite sides of a single node. Reason : Opposite phylotaxy is seen in China rose and Oleander. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» D. If both assertion and reason are false. | |
| 29. |
Assertion : Pili are tubular structures present in bacteria which help in conjugation. Reason : Formation of pili is controlled by F+ or fertility factor. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion. |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» C. If assertion is true but reason is false. | |
| 30. |
Assertion : IgM is a type of immunoglobulin which cannot cross the placenta. Reason : IgM is pentamer immunoglobulin, joined by J-chain. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» B. If both assertion and reason are true but reason is not the correct explanation of assertion. | |
| 31. |
Assertion : The technique of micropropagation has been used to introduce variations in the offspring. Reason : It is not possible to generate virus-free plants by micropropagation |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion. |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» E. | |
| 32. |
Assertion : Consciousness is considered as the defining property of living organisms. Reason : All organisms, from the prokaryotes to the most complex eukaryotes can sense and respond to environmental stimuli. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion. |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion |
| C. | If assertion is true but reason is false |
| D. | If both assertion and reason are false. |
| Answer» B. If both assertion and reason are true but reason is not the correct explanation of assertion | |
| 33. |
Assertion : Foetal disorders can be diagnosed by chorionic villi sampling. Reason : Karyotyping can be done for mitotically dividing cells of chorionic villi. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion. |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» B. If both assertion and reason are true but reason is not the correct explanation of assertion. | |
| 34. |
Assertion : In Pleuraobrachia, eight comb like ciliary plates called comb plates are present on the body that help in locomotion. Reason : Pleurobrachia reproduces sexually and its life cycle includes cydippid larva. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» C. If assertion is true but reason is false. | |
| 35. |
Assertion : Sphagnum is slowly carbonized, compressed, and fossilized over thousands of years to produce a dark spongy mass called peat. Reason : Peat helps to keep soil porous and it also improves water holding capacity of the soil. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion. |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» C. If assertion is true but reason is false. | |
| 36. |
Assertion : Endothecium layer of anther wall plays an important role in dehiscence of anther. Reason : The presence of fibrous bands and differential expansion of inner and outer tangential walls of endothecial cells cause dehiscence of anther. |
| A. | If both assertion and reason are true and reason is the correct explanation of assertion. |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false |
| Answer» B. If both assertion and reason are true but reason is not the correct explanation of assertion. | |
| 37. |
Assertion : Gap junctions perform cementing function to neighbouring cells together. Reason : Tight junctions facilitate the cells to communicate with each other by connecting the cytoplasm of adjoining cells, for rapid transfer of ions, small and big molecules, etc. |
| A. | If both assertion and reason a of assertion. |
| B. | If both assertion and reason are true but reason is not the correct explanation of assertion. |
| C. | If assertion is true but reason is false. |
| D. | If both assertion and reason are false. |
| Answer» E. | |
| 38. |
The number of chromosomes present in the cells of the bread wheat, Triticum aestivum suggests that it is |
| A. | Hexaploid |
| B. | diploid |
| C. | tetraploid |
| D. | pentaploid. |
| Answer» B. diploid | |
| 39. |
If ‘A’ represents the dominant gene and ‘a’ represents its recessive allele, which of the following would be the most likely result in the first generation offspring when Aa is crossed with aa? |
| A. | All will exhibit dominant phenotype. |
| B. | All will exhibit recessive phenotype. |
| C. | Dominant and recessive phenotypes will be 50% each |
| D. | Dominant phenotype will be 75%. |
| Answer» D. Dominant phenotype will be 75%. | |
| 40. |
Which of the following is a group of micronutrients for plants? |
| A. | Fe, Mn, Cu, Mo, Zn |
| B. | Fe, Mn, Cu, O, C |
| C. | Cu, B, Cl, Fe, Ca |
| D. | Ca, Mg, Fe |
| Answer» B. Fe, Mn, Cu, O, C | |
| 41. |
Which one of the following is correct for the transmembrane proteins in lipid bilayer of plasma membrane? |
| A. | They are absent in animal cells. |
| B. | They act as channel proteins |
| C. | They are absent in plant cells |
| D. | They are only externally located. |
| Answer» C. They are absent in plant cells | |
| 42. |
A plasmolysed cell can be deplasmolysed by placing it in |
| A. | isotonic solution |
| B. | saturated solution |
| C. | pure water or hypotonic solution |
| D. | hypertonic solution |
| Answer» D. hypertonic solution | |
| 43. |
The chemiosmotic coupling hypothesis of oxidative phosphorylation proposes that adenosine triphosphate (ATP) is formed because |
| A. | a proton gradient forms across the inner mitochondrial membrane |
| B. | there is a change in the permeability of the inner mitochondrial membrane towards adenosinie diphosphate (ADP) |
| C. | high energy bonds are formed in mitochondrial proteins |
| D. | ADP is pumped out of the matrix into the intermembrane space. |
| Answer» B. there is a change in the permeability of the inner mitochondrial membrane towards adenosinie diphosphate (ADP) | |
| 44. |
Which of the following represents the action of insulin? |
| A. | Increases blood glucose level by stimulating glucagon production. |
| B. | Decreases blood glucose level by forming glycogen. |
| C. | Increases blood glucose level promoting cellular uptake of glucose. |
| D. | Increases blood glucose level by hydrolysis of glycogen. |
| Answer» C. Increases blood glucose level promoting cellular uptake of glucose. | |
| 45. |
Yeast is not included in protozoans but in fungi because |
| A. | it has chlorophyll |
| B. | it shows saprotrophic mode of nutrition |
| C. | it has eukaryotic organization |
| D. | cell wall is made up of cellulose and reserve food materials as starch. |
| Answer» C. it has eukaryotic organization | |
| 46. |
Tetradynamous condition is found in |
| A. | Hibiscus rosa-sinesis |
| B. | Ocimum sanctum |
| C. | Helianthus annuus |
| D. | Brassica campestris. |
| Answer» E. | |
| 47. |
The volume of ‘anatomical dead space’ air is normally |
| A. | 230 mL |
| B. | 210 mL |
| C. | 190 mL |
| D. | 150 mL |
| Answer» E. | |
| 48. |
The H-zone in the skeletal muscle fibre is due to |
| A. | the central gap between actin filaments extending through myosin filaments in the A-band |
| B. | extension of myosin filaments in the central portion of the A-band |
| C. | the absence of myofibrils in the central portion of A-band |
| D. | the central gap between myosin filaments in the A-band |
| Answer» B. extension of myosin filaments in the central portion of the A-band | |
| 49. |
One of the following statements is incorrect with reference of biodiversity. Identify it. |
| A. | The areas with very few plant and animal species (low species richness) with no threatened species are called biodiversity hotspots. |
| B. | Biodiversity increases from higher altitudes to lower altitudes. |
| C. | Biodiversity decreases from the equator to polar regions. |
| D. | Depletion in genetic diversity of crop plants is mainly due to the introduction of better varieties with high yield, disease resistance, etc. |
| Answer» B. Biodiversity increases from higher altitudes to lower altitudes. | |
| 50. |
In a 3.2 Kbp long pieces of DNA, 820 adenine bases were found. What would be the number of cytosine bases? |
| A. | 780 |
| B. | 1560 |
| C. | 740 |
| D. | 1480 |
| Answer» B. 1560 | |