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. |
GTC stands for |
| A. | Gestion Technique Centralisee |
| B. | Government Technology Conference |
| C. | Generic Token Card |
| D. | Gigatonnes of carbon |
| Answer» E. | |
| 2. |
A compound, consist of atom of two or more of elements, along with a chemical combination of: |
| A. | Mixed propotion |
| B. | Random proportion |
| C. | Varying proportion |
| D. | Fixed proportions |
| Answer» E. | |
| 3. |
FAO' overestimated that, deforestation of tropical rainforests is about |
| A. | 0.4 |
| B. | 0.24 |
| C. | 0.23 |
| D. | 0.5 |
| Answer» D. 0.5 | |
| 4. |
What gases are involved in ozone depletion ? |
| A. | Nitrogen |
| B. | Chlorine and Bromine |
| C. | Chlorofluorocarbons (CFCs) and Ozone Depleting Substances (ODS) |
| D. | Both b and c |
| Answer» C. Chlorofluorocarbons (CFCs) and Ozone Depleting Substances (ODS) | |
| 5. |
Methane is produced by human, through fossil fuel production and |
| A. | Boating |
| B. | Farming |
| C. | Re creational activities |
| D. | Afforestation |
| Answer» C. Re creational activities | |
| 6. |
How much fine particles are smaller? |
| A. | 2.5 micrometer |
| B. | 8 micrometer |
| C. | 1.5 micrometer |
| D. | 4 micrometer |
| Answer» B. 8 micrometer | |
| 7. |
According to current survey, both water cycle and rainfall patterns are: |
| A. | Forming and shifting |
| B. | Changing and shifting |
| C. | Disturbing and changing |
| D. | Moving and shifting |
| Answer» C. Disturbing and changing | |
| 8. |
Antarctic ozone layer is known as |
| A. | Ozone hole |
| B. | Stratosphere |
| C. | Mesosphere |
| D. | All of above |
| Answer» B. Stratosphere | |
| 9. |
Hydrogen atoms, having same number of protrons, but a different number of neutrons, known as: |
| A. | Radiative Force |
| B. | Isotopes |
| C. | Nucleus |
| D. | Atoms |
| Answer» C. Nucleus | |
| 10. |
According to Nasa's data, researchers indicated that: world war 3 will be fought over |
| A. | Food |
| B. | Minerals |
| C. | Water |
| D. | Natural Resources |
| Answer» D. Natural Resources | |
| 11. |
Short exposure to 'UV-B' radiations can cause the |
| A. | DNA damage |
| B. | Asthama |
| C. | T.B |
| D. | Kidney problem |
| Answer» B. Asthama | |
| 12. |
Troposphere is region of lower atmosphere up to a height of about |
| A. | 10km |
| B. | 20km |
| C. | 30km |
| D. | 40km |
| Answer» B. 20km | |
| 13. |
Perennial ice cover in Arctic, has been melting at rate, approximately |
| A. | 41.5% per decade |
| B. | 11.5% per decade |
| C. | 17.5% per decade |
| D. | 91.5% per decade |
| Answer» C. 17.5% per decade | |
| 14. |
Industrial smog is also known as: |
| A. | Black Smog |
| B. | White Smog |
| C. | Grey smog |
| D. | Both a and c |
| Answer» E. | |
| 15. |
Carbon dioxide is regarded as one of major: |
| A. | Poisonous gas |
| B. | Pollutant gas |
| C. | Atmospheric gas |
| D. | Greenhouse gas |
| Answer» E. | |
| 16. |
Wind farm is a group of wind turbines for generating: |
| A. | Heat |
| B. | Electric Power |
| C. | Light |
| D. | Current |
| Answer» C. Light | |
| 17. |
What does form when two or more elements are chemically joined? |
| A. | Complex substances |
| B. | Compound |
| C. | Atom |
| D. | Oxygen |
| Answer» C. Atom | |
| 18. |
Proton is a positively charged component of the: |
| A. | Atomic nucleus |
| B. | Molecule |
| C. | Electron |
| D. | Neutron |
| Answer» B. Molecule | |
| 19. |
Atmosphere is a blanket of |
| A. | Air |
| B. | Chemicals |
| C. | Planets |
| D. | Gases |
| Answer» E. | |
| 20. |
'Phytoplankton' is a small forms of plant life, usually live in: |
| A. | Rivers |
| B. | Sea |
| C. | Oceans |
| D. | Ponds |
| Answer» D. Ponds | |
| 21. |
Agricultural land has been lost due to |
| A. | Soil Erosion |
| B. | Deforestation |
| C. | Floods |
| D. | Eutrophication |
| Answer» B. Deforestation | |
| 22. |
Natural green house effect helps in |
| A. | Producing oxygen |
| B. | increasing earth's pressure |
| C. | Maintaining earth's temperature |
| D. | All of above |
| Answer» D. All of above | |
| 23. |
Sources of methane in atmsphere are biomass burning, enteric fermentation and: |
| A. | Rice Paddies |
| B. | Farming |
| C. | Hoticulture |
| D. | Poultry farming |
| Answer» B. Farming | |
| 24. |
Ozone hole is disaapearance of ozone layer over the |
| A. | Artic |
| B. | Atlantica |
| C. | Pacifice |
| D. | Poles |
| Answer» C. Pacifice | |
| 25. |
What is largest feature of an oceanic plateau? |
| A. | Tamu Massif |
| B. | Shatsky Rise |
| C. | Mauna Loa |
| D. | Mount Pinatubo |
| Answer» C. Mauna Loa | |
| 26. |
Three part of milankovitch forcing, included: |
| A. | eccentricity, axial tilt and eutrophication |
| B. | eccentricity, axial tilt and precession |
| C. | eccentricity, deforestation and precession |
| D. | eccentricity, afforestation and precession |
| Answer» C. eccentricity, deforestation and precession | |
| 27. |
99% of air we breath is a mixture of nitrogen and |
| A. | Oxygen |
| B. | Argon |
| C. | Metals |
| D. | Helium |
| Answer» B. Argon | |
| 28. |
An increased 'UV' radiation, having advese effects on: |
| A. | Plants |
| B. | Building materials |
| C. | Synthethic Polymers |
| D. | Animals |
| Answer» D. Animals | |
| 29. |
Paleoclimatology' is study of reconstruction of ancient climates by: |
| A. | Water Cycle |
| B. | Snow crystal |
| C. | ice-core measurements |
| D. | All of above |
| Answer» D. All of above | |
| 30. |
'CFCs' absorbs solar ultraviolet radiation, which heats the |
| A. | Biosphere |
| B. | Thermosphere |
| C. | Troposphere |
| D. | stratosphere |
| Answer» E. | |
| 31. |
Indirect use of energy only possible, in |
| A. | Buildings |
| B. | Industries |
| C. | Space |
| D. | Earth Surface |
| Answer» B. Industries | |
| 32. |
'FSU' stands for |
| A. | Fresno state University |
| B. | Floating Storage Unit |
| C. | Former Soviet Union |
| D. | Friends stand United |
| Answer» D. Friends stand United | |
| 33. |
ppb' stands for |
| A. | Power per person |
| B. | Power per brake |
| C. | Plasma protein bonding |
| D. | parts per billion |
| Answer» E. | |
| 34. |
'PM' stands for |
| A. | Pole Matrix |
| B. | Pollutants matter |
| C. | Particulate Matters |
| D. | Pullutant Matrix |
| Answer» D. Pullutant Matrix | |
| 35. |
Biggest source of carbon monoxide is: |
| A. | vehicle |
| B. | Industries |
| C. | Heaters |
| D. | All of above |
| Answer» B. Industries | |
| 36. |
High atmospheric pressure leads to |
| A. | Stable weather conditions |
| B. | Unstable weather conditions |
| C. | Uncontrolled weather |
| D. | Unstable weather |
| Answer» B. Unstable weather conditions | |
| 37. |
Which GHGs are non toxic? |
| A. | Nitrous Oxide |
| B. | Chlorofluorocarbon |
| C. | Carbon monoxide |
| D. | Carbon dioxide |
| Answer» C. Carbon monoxide | |
| 38. |
Passive solar design works in an affective way, building design for maximizing use of: |
| A. | Heaters |
| B. | Solar Radiation |
| C. | Hydro energy |
| D. | Wind Energy |
| Answer» C. Hydro energy | |
| 39. |
Which chemical is used in air conditions and refrigerators ? |
| A. | CFCs |
| B. | Chlorine |
| C. | Fluorine |
| D. | Carbon |
| Answer» B. Chlorine | |
| 40. |
During 1990 to 2000, 60% of deforestation occurred in |
| A. | Temperate Forest |
| B. | Boreal Forest |
| C. | Sub tropical regions |
| D. | Tropical Forest |
| Answer» E. | |
| 41. |
What is source of energy in passive solar energy? |
| A. | Turbine energy |
| B. | Potential energy |
| C. | Kinetic enery |
| D. | Thermal energy |
| Answer» E. | |
| 42. |
Carnivorous zooplankton eat herbivorous |
| A. | Plants |
| B. | zooplankton |
| C. | Phytoplankton |
| D. | Animals |
| Answer» C. Phytoplankton | |
| 43. |
IPCC, introduced concept of Global Warming Potentials in: |
| A. | 1995 |
| B. | 1970 |
| C. | 1980 |
| D. | 1990 |
| Answer» E. | |
| 44. |
Ecosystem is a distinct system of interdependent plants and animals, along with their: |
| A. | Physical environment |
| B. | Biological Environment |
| C. | Chemical Reactions |
| D. | Physical change |
| Answer» B. Biological Environment | |
| 45. |
Montreal Protocol was set up in: |
| A. | 1987 |
| B. | 1988 |
| C. | 1977 |
| D. | 1967 |
| Answer» B. 1988 | |
| 46. |
Carbon Capture and Storage (CCS), helps in |
| A. | Producing ozone layer |
| B. | Reducing greenhouse gas emission |
| C. | Generating electricity |
| D. | All of above |
| Answer» C. Generating electricity | |
| 47. |
In winters, ozone layer has become |
| A. | Wide |
| B. | Thin |
| C. | Thick |
| D. | High |
| Answer» D. High | |
| 48. |
Troposphereic' ozone harmful effects on humans, included: |
| A. | Chest pain |
| B. | Throat irritation |
| C. | Vomiting |
| D. | Both a and b |
| Answer» E. | |
| 49. |
Water evaporates from sea surface using the |
| A. | Hydro Energy |
| B. | Wind Energy |
| C. | Sun's Energy |
| D. | Wave Energy |
| Answer» D. Wave Energy | |
| 50. |
'GCI' stands for |
| A. | Global common Institute |
| B. | Global Climate Institute |
| C. | Global Control Integration |
| D. | Giga Carbon Initiators |
| Answer» B. Global Climate Institute | |