MCQOPTIONS
Saved Bookmarks
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. |
Consider a wave, v = 15 sin (3πt + 5sin1300t), what is the carrier and signal frequency? |
| A. | 2.5Hz and 200Hz |
| B. | 1.5Hz and 100Hz |
| C. | 1.5Hz and 207Hz |
| D. | 5.5Hz and 500Hz |
| Answer» D. 5.5Hz and 500Hz | |
| 2. |
What is it called when two or more minerals crystallize simultaneously in a limited space? |
| A. | Directive texture |
| B. | Intergrowth texture |
| C. | Interstitial texture |
| D. | Intergranular texture |
| Answer» C. Interstitial texture | |
| 3. |
The texture which involves polygonal or trigonal spaces in rocks is ______________ |
| A. | Directive texture |
| B. | Intergrowth texture |
| C. | Interstitial texture |
| D. | Intergranular texture |
| Answer» E. | |
| 4. |
Example of directive texture is ______________ |
| A. | Tracheod |
| B. | Granitic |
| C. | Trachytic |
| D. | Porphyritic |
| Answer» D. Porphyritic | |
| 5. |
Which texture indicates the flow of magma during its formation? |
| A. | Equigranular |
| B. | Directive |
| C. | Intergrowth |
| D. | Intergranular |
| Answer» C. Intergrowth | |
| 6. |
The development of ophitic texture is completely understood. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
The cause which is not influencing the porphyritic texture is ______________ |
| A. | Difference in molecular concentration |
| B. | Change in physic-chemical conditions |
| C. | Relative insolubility |
| D. | Change in temperature |
| Answer» E. | |
| 8. |
The texture which the characteristics in between granitic and felsitic are ______________ |
| A. | Secondary |
| B. | Intermediate |
| C. | Orthophyric |
| D. | Transitional |
| Answer» D. Transitional | |
| 9. |
Which of the following receptors allow ions such as Na+, K+, and Ca+2, etc. to pass through the membrane in response to the binding of a chemical messenger? |
| A. | Sodium/glucose co-transporter |
| B. | GLUT 1 |
| C. | Na+/K+ – ATPase |
| D. | Ionotropic receptors |
| Answer» E. | |
| 10. |
Transmembrane proteins cannot have which of the following role? |
| A. | Structural role |
| B. | Catalytic role |
| C. | Transport role |
| D. | Replicative role |
| Answer» E. | |
| 11. |
Who discovered Na+/K+ – ATPase? |
| A. | Christian de Duve |
| B. | Landshulz |
| C. | Robert Hooke |
| D. | Jens Christian Skou |
| Answer» E. | |
| 12. |
Which of the following is true for sodium/glucose co-transporter? |
| A. | They transport glucose which has sodium ion attached |
| B. | It is an antiport protein |
| C. | It is a uniport protein |
| D. | It is a symport protein |
| Answer» E. | |
| 13. |
Which of the following is not a transporter protein? |
| A. | Na+/K+ – ATPase |
| B. | GLUT 1 |
| C. | Sodium/glucose co-transporter |
| D. | T cell receptor |
| Answer» E. | |
| 14. |
Which of the following is not true for Na+/K+ – ATPase? |
| A. | 3 sodium ions are exported out |
| B. | 2 potassium ions are imported |
| C. | It uses ATP to function |
| D. | It is found in specific animal cells |
| Answer» E. | |
| 15. |
Which of the following proteins are involved in the transport of certain substances across lipid bilayer? |
| A. | Extracellular matrix proteins |
| B. | Peripheral proteins |
| C. | Lipid-anchored proteins |
| D. | Transmembrane proteins |
| Answer» E. | |
| 16. |
Which of the following is not a transmembrane protein? |
| A. | CD4 receptor |
| B. | T cell receptor |
| C. | B cell receptor |
| D. | JAKs |
| Answer» E. | |
| 17. |
All membrane receptors are transmembrane proteins. |
| A. | False |
| B. | True |
| Answer» C. | |
| 18. |
Intermediate filaments are linked to the cytoplasmic domain of which transmembrane protein? |
| A. | Selectins |
| B. | Integrins |
| C. | Members of IgSF |
| D. | Desmosomal cadherins |
| Answer» E. | |
| 19. |
Which of the following transmembrane protein is present in gap junctions? |
| A. | Selectins |
| B. | Integrins |
| C. | Cadherins |
| D. | Connexins |
| Answer» E. | |
| 20. |
Which of the following transmembrane proteins form tight junctions? |
| A. | Selectins and IgSF |
| B. | Cadherins and selectins |
| C. | Integrins and selectins |
| D. | Occludin and Claudins |
| Answer» E. | |
| 21. |
Which of the following integral membrane proteins mediate calcium-dependent cell-cell adhesion? |
| A. | Selectins |
| B. | Integrins |
| C. | IgSF members |
| D. | Cadherins |
| Answer» E. | |
| 22. |
Which of the following is/are included in the general term avoid heterogeneity? |
| A. | Dissimilar metal contact |
| B. | Different phases such as vapor spaces |
| C. | Uneven heat and stress contribution |
| D. | Dissimilar metal contact, different phases such as vapor spaces, and uneven heat and stress distribution. |
| Answer» E. | |
| 23. |
Uneven temperature distribution leads to higher corrosion rates and may result in stress-corrosion cracking failure. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 24. |
Which of the following is not a design rule for corrosion prevention? |
| A. | Riveting the tanks rather than welding |
| B. | Specify operating and maintenance procedures |
| C. | Tank bottoms should be sloped toward drain holes |
| D. | Avoid electrical contact between dissimilar metals |
| Answer» B. Specify operating and maintenance procedures | |
| 25. |
Which of the following is the design rule to reduce erosion-corrosion? |
| A. | Avoid excessive mechanical stress |
| B. | Avoid sharp bend in piping systems |
| C. | Avoid sharp bends in piping systems and provide thicker sections to reduce impingement effects |
| D. | Avoid sharp bends in the piping system and excessive mechanical stress |
| Answer» D. Avoid sharp bends in the piping system and excessive mechanical stress | |
| 26. |
Which of the following is/are the design rules for corrosion prevention? |
| A. | Weld rather than riveting containers |
| B. | Design systems for easy replacement of components that fails rapidly |
| C. | Avoid excessive mechanical stress and stress concentration |
| D. | Weld rather than riveting containers, design systems for easy replacements of components that fail rapidly, and avoid excessive mechanical stress and stress concentration |
| Answer» E. | |
| 27. |
Which of the following design of vessels is/are preferred regarding corrosion prevention? |
| A. | Sharp-edged vessel only |
| B. | Curve edged vessel only |
| C. | Both sharp and curve edged vessel |
| D. | Neither sharp nor curve edged vessel |
| Answer» C. Both sharp and curve edged vessel | |
| 28. |
What should be the approximate thickness of a wall for better performance if the corrosion rate of that wall is estimated as 1/8 inches in 1 year? |
| A. | 1/2 inches |
| B. | 1/8 inches |
| C. | 1/4 inches |
| D. | 1/16 inches |
| Answer» D. 1/16 inches | |
| 29. |
Since corrosion is a penetrating action, it is necessary to make allowances for the reduction in thickness in designing pipes and tanks. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 30. |
In a cantilever of span “L” subjected to a concentrated load of “W” at a distance of L/3 from free end. The deflection is ________ |
| A. | WL3/3EI |
| B. | 14WL3/81EI |
| C. | WL3/81EI |
| D. | 8WL3/81EI |
| Answer» E. | |
| 31. |
Solar arrays are defined in terms of ____________ |
| A. | Circuits |
| B. | Diodes |
| C. | Kernel |
| D. | Panels |
| Answer» B. Diodes | |
| 32. |
The first solar cooker was developed in the year ____________ |
| A. | 1947 |
| B. | 1953 |
| C. | 1945 |
| D. | 1960 |
| Answer» D. 1960 | |
| 33. |
______ bridge any opening like a window, door, cupboard etc in a building. |
| A. | Sunshade |
| B. | Lintel |
| C. | Footings |
| D. | Stairs |
| Answer» C. Footings | |
| 34. |
_____ is measured on percentage basis. |
| A. | Camber |
| B. | Formation width |
| C. | Super elevation |
| D. | Shoulder |
| Answer» B. Formation width | |
| 35. |
The ultimate bearing capacity/factor of safety = ____________ |
| A. | Bearing capacity |
| B. | Allowance bearing capacity |
| C. | Safe bearing capacity |
| D. | Soil consolidation capacity |
| Answer» D. Soil consolidation capacity | |
| 36. |
______ is part of a structure which transmits the load to the soil underneath. |
| A. | Basement |
| B. | Plinth |
| C. | Lentils |
| D. | Foundation |
| Answer» E. | |
| 37. |
The horizontal platform in between any two flights of a staircase is called ___________ |
| A. | Landing |
| B. | Balustrade |
| C. | Nosing |
| D. | Stringer |
| Answer» B. Balustrade | |
| 38. |
Scaffolding you generally adopted when the height of structure is above ___________ |
| A. | 1.3 m |
| B. | 1.5 m |
| C. | 1.7 m |
| D. | 2.2 m |
| Answer» C. 1.7 m | |
| 39. |
Cantilever scaffolding is also known as ____________ |
| A. | mason’s scaffolding |
| B. | suspended scaffolding |
| C. | needle scaffolding |
| D. | ladder scaffolding |
| Answer» D. ladder scaffolding | |
| 40. |
A cantilever beam subjected to a point load at free end of span “l” m and possess flexural rigidity (EI). |
| A. | Wl3 / 6EI |
| B. | Wl4/ 8EI |
| C. | Wl2/ 2EI |
| D. | Wl4/ 5EI |
| Answer» D. Wl4/ 5EI | |
| 41. |
Ambassadors have _____ manners. |
| A. | urban |
| B. | urbane |
| C. | urben |
| D. | urbaen |
| Answer» C. urben | |
| 42. |
_____ were breached during the Hitler’s regime. |
| A. | Canons |
| B. | Canon |
| C. | Cannon |
| D. | Cannons |
| Answer» B. Canon | |
| 43. |
Which of these means “bundle of cotton”? |
| A. | Bail |
| B. | Bael |
| C. | Bale |
| D. | Beal |
| Answer» D. Beal | |
| 44. |
When we draw attention to the similarities between two things, we use compared with. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 45. |
When we are trying to show what someone is like, we use compared to. |
| A. | True |
| B. | False |
| Answer» C. | |
| 46. |
Stainless steel is expensive. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 47. |
The wood used in the vessel is relatively light. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 48. |
Who reported that height-aspect-ratio is linked with perturbations in beer flavour? |
| A. | Hoggan |
| B. | Shardlow |
| C. | Vrieling |
| D. | Ulenberg |
| Answer» D. Ulenberg | |
| 49. |
Which of the following is referred to as machinery mould? |
| A. | Geotrichum candidum |
| B. | Geotrichum capitatum |
| C. | Geotrichum pneumonia |
| D. | Geotrichum klebahnii |
| Answer» B. Geotrichum capitatum | |
| 50. |
The carbon dioxide concentration can be monitored by ____________ |
| A. | Manual monitor |
| B. | Automatic monitor |
| C. | Alarm |
| D. | Automatic monitor with an audible alarm |
| Answer» E. | |