Biology is a study which discusses human living and living organisms. Modern biology is a vast study and has a lot of branches. This post contains Biology Questions and Answers Multiple Choice for NTS, PPSC, CSS, FPSC and other job tests preparation online. Students can practice this Biology Quiz questions for entry test in medical colleges. These MCQs are taken from Caravan General Knowledge Book. For Previous Questions Go Here.
Biology Questions and Answers Multiple Choice for NTS, PPSC, CSS, FPSC | Biology Quiz Questions
26. What does blood consists of?
(a) 60% plasma, 40% corpuscles
(b) 40% plasma, 60% corpuscles
(c) 25% plasma, 75% corpuscles
(d) 90% plasma, 10% corpuscles
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (a) 60% plasma, 40% corpuscles[/bg_collapse]
27. The pituitary gland is located just below the _______
(a) Brain
(b) Heart
(c) Liver
(d) Kidney
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (a) Brain[/bg_collapse]
28. Mother’s milk lacks _______
1. Vitamin C 2. Proteins 3. Sodium 4. Iron
(a) 1 and 3
(b) 2 and 3
(c) 1 and 4
(d) 2 and 4
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (c) 1 and 4[/bg_collapse]
29. During sleep a man’s blood pressure_________
(a) Increase
(b) Decrease
(c) Remains constant
(d) Fluctuates
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (d) Fluctuates[/bg_collapse]
30. A victim of a road accident order the steps in first aid ______
1. Treating for cardiac arrest 2. Treating for asphyxia 3. Treating for shock 4. Arrest haemorrhage 5. . Cleanse and cover wounds
(a) 1, 2, 3, 4, 5
(b) 2, 1, 4, 3, 5
(c) 2, 3, 1, 4, 5
(d) 5, 2, 1, 3, 4
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (a) 1, 2, 3, 4, 5[/bg_collapse]
31. Why do we feel drowsy after a heavy meal?
(a) The biological clock is upset
(b) The body muscles are fatigued
(c) The hypothalamus produces melatonin to induce sleep
(d) Brain receives less oxygen as blood rushes to supply oxygen and nutrition to the contracting stomach and intestines
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (d) Brain receives less oxygen as blood rushes to supply oxygen and nutrition to the contracting stomach and intestines[/bg_collapse]
32. Ready source of energy available for athletes is _________
(a) Carbohydrates
(b) Fats
(c) Proteins
(d) Vitamins
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (a) Carbohydrates[/bg_collapse]
33. Chromosomes are _______
(a) Present only in the nucleus of a cell
(b) The biggest in number in human cells
(c) Made up of DNA as the main component
(d) Visible in all cells at every time
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (c) Made up of DNA as the main component[/bg_collapse]
34. The part of the cell which is essential for protein synthesis is________
(a) Chloroplast
(b) Ribosomes
(c) Golgi bodies
(d) Chromosomes
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (b) Ribosomes[/bg_collapse]
35. Short-sightedness is due to ________
(a) Shifting of the iris
(b) Weaker muscles
(c) Elongation of eyeballs
(d) The weakening of the retina
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (c) Elongation of eyeballs[/bg_collapse]
36. There are approximately ________ muscles in human body.
(a) 200
(b) 350
(c) 500
(d) 700
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (d) 700[/bg_collapse]
37. The organ which destroys worn-out RBCs in the body of a vertebrate is______
(a) Pancreas
(b) Liver
(c) Bone marrow
(d) Spleen
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (d) Spleen[/bg_collapse]
38. The saliva helps in the digestion of __________
(a) Proteins
(b) Fats
(c) Fibres
(d) Starch
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (d) Starch[/bg_collapse]
39. Biological death of a patient means the death of tissues of the ________
(a) Kidney
(b) Heart
(c) Lungs
(d) Brain
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (d) Brain[/bg_collapse]
40. Which of the following hormones contains iodine?
(a) Adrenaline
(b) Insulin
(c) Testosterone
(d) Thyroxine
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ] (d) Thyroxine[/bg_collapse]
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