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. |
Development of an egg without - fertilization is called |
| A. | Gametogenesis |
| B. | Parthenogenesis |
| C. | Oogenesis |
| D. | Metamorphosis |
| Answer» C. Oogenesis | |
| 2. |
The term 'GM food' refers to the food - |
| A. | that grows under genetic measures |
| B. | that is genetically modified |
| C. | that grows under geographical modification |
| D. | with greater glucose metabolism |
| Answer» C. that grows under geographical modification | |
| 3. |
The specific role of Vitamin K is in the synthesis of - |
| A. | Albumin. |
| B. | Antibodies |
| C. | Globulin |
| D. | Prothrombin |
| Answer» E. | |
| 4. |
Which of the following vitamin combines with avid in contained in egg-white forming a compound that cannot be absorbed by the intestine and is therefore, excreted |
| A. | vitamin B |
| B. | vitamin B |
| C. | vitamin B |
| D. | vitamin A |
| Answer» D. vitamin A | |
| 5. |
The xylem in plants are responsible for |
| A. | transport of water |
| B. | transport of food |
| C. | transport of amino acids |
| D. | transport of oxygen |
| Answer» B. transport of food | |
| 6. |
Which of the following moves/transports water and mineral from the soil to other parts of the plants? |
| A. | Phloem |
| B. | Xylem |
| C. | Chlorophyll |
| D. | Roots |
| Answer» C. Chlorophyll | |
| 7. |
Animals do not have enzyme systems which enable them to make use of the energy from - |
| A. | fat |
| B. | water |
| C. | protein |
| D. | carbohydrate |
| Answer» B. water | |
| 8. |
Which of the following foods gives instant energy to the athletes? |
| A. | Cheese |
| B. | Glucose |
| C. | Ghee |
| D. | Vitamins |
| Answer» C. Ghee | |
| 9. |
Which are the largest fixator of solar energy - |
| A. | Bacteria |
| B. | Protozoa |
| C. | Fungi |
| D. | Green plants |
| Answer» E. | |
| 10. |
Which one of the following is not a digestive enzyme? |
| A. | Pepsin |
| B. | Renin |
| C. | Insulin |
| D. | Amylopsin |
| Answer» D. Amylopsin | |
| 11. |
Which one of the following is called the 'digestive bag' in the cell? |
| A. | Golgi body |
| B. | Mitochondrion |
| C. | Ribosome |
| D. | Lysosome |
| Answer» E. | |
| 12. |
Which of the following is/are digestive enzymes? |
| A. | Trypsin |
| B. | Lipase |
| C. | Pepsin |
| D. | All of the above |
| Answer» E. | |
| 13. |
The seeds of certain plants fail to germinate if they do not pass through the digestive tract of fruit-eating birds. This is due to - |
| A. | hibernation |
| B. | seed coat impermeability |
| C. | infertility |
| D. | vegetative reproduction |
| Answer» C. infertility | |
| 14. |
What is called sunshine vitamin? |
| A. | Vitamin A |
| B. | Vitamin B |
| C. | Vitamin C |
| D. | Vitamin D |
| Answer» E. | |
| 15. |
In which one of the following is swim bladder absent? |
| A. | Cutdefish |
| B. | Bony fish |
| C. | Cartilaginous fish |
| D. | Silverfish |
| Answer» D. Silverfish | |
| 16. |
The cuticle is absent in - |
| A. | Leaf |
| B. | Stem |
| C. | Root |
| D. | Fruit |
| Answer» B. Stem | |
| 17. |
Jaws are absent in |
| A. | Birds |
| B. | Fishes |
| C. | Protochordates |
| D. | Reptiles |
| Answer» D. Reptiles | |
| 18. |
One of the best solutions to get rid of non-biodeadable waste is |
| A. | Burning |
| B. | Dumping |
| C. | Burying |
| D. | Recycling |
| Answer» E. | |
| 19. |
When nitrogenous waste accumulates in the blood which organ is not functioning? |
| A. | Liver |
| B. | Lungs |
| C. | Kidneys |
| D. | Heart |
| Answer» D. Heart | |
| 20. |
Deficiency of vitamin D in children causes - |
| A. | beriberi |
| B. | pellagra |
| C. | rickets |
| D. | scurvy |
| Answer» D. scurvy | |
| 21. |
The limb bones of children become bent if there is deficiency of vitamin - |
| A. | A |
| B. | B1 |
| C. | D |
| D. | E |
| Answer» D. E | |
| 22. |
Excessive secretion from the pituitary gland in children results in |
| A. | increased height |
| B. | retarded growth |
| C. | weakening of bones |
| D. | None of the above |
| Answer» B. retarded growth | |
| 23. |
Mesothelioma is a type of cancer. The most common area affected in it is the lining of the |
| A. | heart |
| B. | brain |
| C. | stomach |
| D. | lungs |
| Answer» E. | |
| 24. |
Growth of the baby in the uterus is found using - |
| A. | X-rays |
| B. | Gamma rays |
| C. | Ultra sound |
| D. | Ultraviolet rays |
| Answer» D. Ultraviolet rays | |
| 25. |
'Stone Cancer' occurs due to |
| A. | Acid rain |
| B. | Global warming |
| C. | Radioactivity |
| D. | Bacterial action |
| Answer» B. Global warming | |
| 26. |
Blood cancer is otherwise called as - |
| A. | Anaemia |
| B. | Polycythemia |
| C. | Leucopenia |
| D. | Leukaemia |
| Answer» E. | |
| 27. |
Which of the following green house gases has the greatest heat trapping ability? |
| A. | Chlorofluoro carbon |
| B. | Methane |
| C. | Carbon dioxide |
| D. | Nitrous oxide |
| Answer» B. Methane | |
| 28. |
'Green House Effect' means - |
| A. | cultivation of crops in green house to conserve heat |
| B. | trapping of solar energy due to carbon dioxide gases |
| C. | trapping of solar energy by earth upper surface |
| D. | increase of heat due to atmospheric pollution |
| Answer» C. trapping of solar energy by earth upper surface | |
| 29. |
Which of the following branches deals with the interactions of same species of living organisms with their nonliving environment? |
| A. | Autecology |
| B. | Synecology |
| C. | Ecology |
| D. | Palaeontology |
| Answer» D. Palaeontology | |
| 30. |
Which of the following weeds has been found useful to check water pollution caused by industrial affluents? |
| A. | Parthenium |
| B. | Elephant grass |
| C. | Water hyacinth |
| D. | Both (1) and (2) above |
| Answer» D. Both (1) and (2) above | |
| 31. |
In water treatment plant, use of chloramines ensures |
| A. | taste and odour control |
| B. | weed control in reservoirs |
| C. | disinfection |
| D. | removal of permanent hardness |
| Answer» D. removal of permanent hardness | |
| 32. |
Minamata disease is caused by pollution of water by - |
| A. | lead |
| B. | tin |
| C. | methy isocyanate |
| D. | mercury |
| Answer» E. | |
| 33. |
Which one of the following is an indicator of air pollution? |
| A. | Cycas |
| B. | Algae |
| C. | Bryophytes |
| D. | Lichens |
| Answer» E. | |
| 34. |
Cooking oil can be converted into vegetable ghee by the process of |
| A. | oxidation |
| B. | hydrogenation |
| C. | distillation |
| D. | crystalisation |
| Answer» C. distillation | |
| 35. |
Cooking oil can be converted into vegetables ghee by the process of |
| A. | Oxidation |
| B. | Hydrogenation |
| C. | Distillation |
| D. | Crystallization |
| Answer» C. Distillation | |
| 36. |
The main cause of rancidity in of fats and foods is the oils - |
| A. | hydrolysis |
| B. | oxidation |
| C. | clarification |
| D. | reduction |
| Answer» C. clarification | |
| 37. |
The pollutants which move downward with percolating ground water are called - |
| A. | Leachates |
| B. | Pollutates |
| C. | Earthites |
| D. | Percolates |
| Answer» B. Pollutates | |
| 38. |
The heat treatment applied to milk before distribution to stabilize and to remove disease causing bacteria is called as |
| A. | Pasteurisation |
| B. | Fermentation |
| C. | Coagulation |
| D. | Homogenisation |
| Answer» B. Fermentation | |
| 39. |
The term 'Green Revolution' was coined by |
| A. | William Gaud |
| B. | Charles Elton |
| C. | Eugene Odum |
| D. | M.S. Swaminathan |
| Answer» B. Charles Elton | |
| 40. |
The carbon dioxide content in the air that we exhale is about - |
| A. | 4% |
| B. | 8% |
| C. | 12% |
| D. | 16% |
| Answer» B. 8% | |
| 41. |
Vegetables and fruits should be a part of our diet because they stimulate - |
| A. | Peristalsis |
| B. | Salivation |
| C. | Excretion |
| D. | Respiration |
| Answer» B. Salivation | |
| 42. |
The natural disaster in which carbon- dioxide suddenly erupts from a deep lake water is known as . |
| A. | Lacaustrine |
| B. | Fluvial |
| C. | Glacial |
| D. | Liminic |
| Answer» E. | |
| 43. |
Which of the following process-es does not increase the amount of carbon dioxide in air? |
| A. | Breathing |
| B. | Photosynthesis |
| C. | Burning of petrol |
| D. | Aerobic decay of vegetation |
| Answer» C. Burning of petrol | |
| 44. |
RBCs do not perform aerobic respiration because these do not contain - |
| A. | Mitochondria |
| B. | Nucleus |
| C. | Endoplasmic Reticulum |
| D. | Lysosomes |
| Answer» B. Nucleus | |
| 45. |
Organisms that generate energy using light are known as - |
| A. | Chaemolithotrophs |
| B. | Oligotrophs |
| C. | Bacteria |
| D. | Photoautotrophs |
| Answer» E. | |
| 46. |
Study of organisms in relation to their environment is called |
| A. | Ecology |
| B. | Zoology |
| C. | Entomology |
| D. | Paiynology |
| Answer» B. Zoology | |
| 47. |
Free-living nitrogen fixing micro- organisms are - |
| A. | Rhizobia |
| B. | Soil fungi |
| C. | Vesicular arbuscular mycorrhiza |
| D. | Blue green algae |
| Answer» B. Soil fungi | |
| 48. |
Which of the following is the basic characteristic of a living organism? |
| A. | Ability to breathe |
| B. | Ability to reproduce |
| C. | Ability to move |
| D. | Ability to eat |
| Answer» B. Ability to reproduce | |
| 49. |
The functional unit of the kidney is - |
| A. | neuron |
| B. | glomerulus |
| C. | nephron |
| D. | ureter |
| Answer» D. ureter | |
| 50. |
Functional unit of 'Kidney' |
| A. | A on |
| B. | Neuron |
| C. | Nephron |
| D. | Artery |
| Answer» D. Artery | |