General Science MCQ Quiz Hub

1. Chromosome complement in Turner's syndrome is
47; XXY
45; XO
46; XX
47; XYY

2. Excess of amino acids is broken down to form urea in:
Kidney
Liver
Spleen
Rectum

3. If a person can see an object clearly when it is placed at about 25cm away from him, he is suffering from:  
Myopia
Hyper- myopia
Astigmatism
None of the above

4. Who among the following discovered the anti-rabies vaccine?
Edward Jenner
James Lind
Louis Pasteur
Robert Koch

5. Which of the following teeth of child (3-4 Years) is not a part of the milk teeth?
Incisors
Canines
Molars
Premolars

6.  Who said this statement? "I flatter myself having discovered the method that nature employs to purify air.  It is vegetation."
Antonine Laurent Lavoisier
Joseph Priestley
Louis Pasteur
William Harvey

7. Why it is not advisable to sleep under a tree at night?
Release of less oxygen
Release of more oxygen
Release of carbon dioxide
Release of carbon monoxide

8. What is the averages rate of the heart beats (per minute) in an adult?
60
72
84
96

9. Which of the following is the volume of the urine produced in an adult human every 24 hours?
1 litre
1.5 litres
3.0 litres
5.0 litres

10. Which of the following pigment causes eye colour of person (brown eyes, blue eyes or black eyes)?
Cornea
Choroid
Iris
Vitreous body

11. Which of the following led to the expulsion of milk from the breast during suckling?
Prolactin
Oxytocin
Vasopressin
Estrogen and Progesterone

12. Where does fertilization occurs in the female?
Fallopian tube
Uterus
Cervix
Vagina

13. Which of the following is the universal recipient blood group?
A
B
AB
0

14. What proportion of children is likely to be colour blindness when their parent (mother has normal vision & father has colour-blindness)?
0 per cent
25 per cent
50 per cent
100 per cent

15. Which of the following blood group is considered as Universal Donor?
A
AB
B
O

16. What part of the Quinine plant is commonly used drug for Malaria?
Leaves
Fruits
Root
Stem bark

17. Which of the following disease occur when the replacement of breast feeding by less nutritive food, low in proteins and calories, infants below the age of one year?
Kwashiorkor
Marasmus
Rickets
Pellagra

18. What happen when the exposure to carbon monoxide (from coal gas) is extremely dangerous and can kill a patient?
The compound carboxy-haemoglobin (COHb) it forms with haemoglobin can gradually clot the blood resulting in circulatory failure.
COHb reduces the ability of blood to transport oxygen by rupturing a vast majority of erythrocytes.
COHb is stable compound and thus deprives blood of its ability to transport oxygen.
COHb greatly modifies the structure of haemoglobin thus making it lose its affinity for oxygen.

19. In how many times human will lose their consciousness if blood will stop flowing to the brain?
2 sec
5 sec
15 to 20 sec
5 min

20. How many bones comprise the adult human skeleton?
204 bones
206 bones
208 bones
214 bones

21. Which of the following statement is related with the 'Sulphur shower'?
Discharge of large quantities of Crocus (yellow kesar) pollen grains into the air.
Discharge of large quantities of pinus pollen grains into the air forming yellowish clouds.
Release of a large amount of sulphur particles into the air from factories processing sulphur.
Release of a large amount of sulphur particles into the air near sulphur mines.

22. How many grams of carbohydrate is present in a hen’s egg?
0.61 g
0.5 g
1.3 g
2.5 g

23. What is the total number of permanent incisors in both the upper and lower jaws of the cattle and buffaloes?
4
8
12
16

24. What is the gestation period of camel?
280 to 300 days
320 to 350 days
365 to 400 days
425 to 440 days

25. From which of the following part of a plant opium is obtained?
Dried leaves
Dried latex
Roots
Stem bark

26. Which of the following crop is affected by the "early blight" disease?
Potato
Rice
Sugarcane
Wheat

27. Where is the Central Drug Research Institute of India is located?
Delhi
Bangalore
Madras
Lucknow

28. Which of the following deficiency causes the dietary deficiency of Xerophthalmia?
Protein
Vitamin A
Riboflavin
Unsaturated fatty acids, linoleic and linolenic acids

29. How many HIV positive infections that are occurring everyday in the world?
6,000
60,000
6,00,000
10,00,000

30. Bombyx mori, that produces fine filaments of silk inside the cocoon, is a:
Butterfly
Dipteran (silkworm)
Moth
Mulberry plant hemipteran

31. Why was DDT banned which an organ chlorine compound, used first to control malaria, carried in mosquitoes and later to a variety to insect pests?
It brings about a change in sex chromosomes
It persists in the environment and bio-accumulates
It increases its affinity hundred-fold for haemoglobin preventing its coupling with oxygen
All of these

32. What is the reason behind the small shrunken scrotal of an adult bulls straying on Delhi roads?
Congenital defect
Negative feedback due to extremely high levels of testosterone
Castration
All of these

33. Which of the following components increases the effectiveness of the Photosynthesis process?
Ultraviolet
Red
Blue
Infrared

34. What is the weight of human heart?
100 gms
300 gms
800 gms
1000 gms

35. Which of the following  gland controls the blood pressure?
Thalamus gland
Adrenal gland
Thyroid gland
Pancreas gland

36. In which organ of the human body are the lymphocyte cells formed?
Liver
Long bone
Pancreas
Spleen

37. Which of the following is one of the functions of antigen?
Lowers body temperature
Destroys harmful bacteria
Triggers the immune system
Used as an antidote to poison

38. Which of the following process that does not involve evolution of CO2?
Combustion
Respiration
Fermentation
Photosynthesis

39. Who discovered cell in 1665?
Robert Hook
Robert Crook
David Thomson
Marie Francois

40. Name an Organelle which serves as a primary packaging area for molecules that will be distributed throughout the cell?
Mitochondria
Plastids
Golgi apparatus
Vacuole

41. Name the outermost boundary of the cell?
Plasma membrane
Cytoplasm
Nuclear membrane
None of the above

42. Name the process in which the ingestion of material by the cells is done through the plasma membrane?
Egestion
Diffusion
Osmosis
Endocytosis

43. Which among the following sentence is not correct about the organelles?
They are found in all Eukaryotic cells.
They are found in multicellular organisms.
They coordinate to produce the cell.
They are small sized and mostly internal.

44. Name the process in which the passage of water goes from a region of higher concentration to a region of lower concentration through a semi permeable membrane?
Diffusion
Osmosis
Both a) and b)
Neither a) nor b)

45. Name an organism that contains a single chromosome and cell division occurs through fission or budding?
Eukaryotes
Prokaryotes
Bacteria
Primitive organism

46. Name the process in which the membrane of a vesicle can fuse with the plasma membrane and extrude its contents to the surrounding medium?
Exocytosis
Endocytosis
Osmosis
Diffusion

47. The jelly-like substance present inside the cell is known as:
Cytoplasm
Ectoplasm
Nucleoplasm
None of the above

48. Blue-green Algae are:
Prokaryotes
Eukaryotes
Both a) and b)
Neither a) nor b)

49. Name the process through which much needed oxygen is supplied to all the cells of the plants?
Diffusion
Endosmosis
Exosmosis
Photosynthesis

50. Due to Water logging:
An air is expelled from in-between the particles of soil.
Oxygen becomes unavailable to the roots of the plants.
Plants respire anaerobically which produces alcohol and kill them.
All the above are correct.