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Question 1 of 50
1. Question
Human eye can view electromagnetic radiation with wavelengths from ____to____ nanometer
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Question 2 of 50
2. Question
An object of mass 8kg on the Earth will have a mass of ____ kg on the moon
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Question 3 of 50
3. Question
Suppose the force of gravity on the Earth is 10m/s2 and on the moon, it is 2/ms2. If the weight of an object on the Earth is 200N, what will be its weight on the moon?
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Question 4 of 50
4. Question
Red +Green+Blue=?
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Question 5 of 50
5. Question
The SI unit of electricity is
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Question 6 of 50
6. Question
The most reduced form of carbon is
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Question 7 of 50
7. Question
The most oxidized form of carbon is
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Question 8 of 50
8. Question
Most of the dry mass in the trunk of a tree is basically derived from
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Question 9 of 50
9. Question
Most of the cholesterol in human’s bloodstream is produced by the
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Question 10 of 50
10. Question
Which from the following is NOT a function of lipids?
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Question 11 of 50
11. Question
Severe deficiency of Vitamin-D results in
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Question 12 of 50
12. Question
People living in high altitudes (like mountains) usually have a
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Question 13 of 50
13. Question
The average adult has a blood volume of about ______ liters
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Question 14 of 50
14. Question
The average internal temperature of human body is
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Question 15 of 50
15. Question
Vitamin ______ is needed for the formation of a light-sensitive pigment in the retina
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Question 16 of 50
16. Question
About _______ of the body weight of a mammal is water
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Question 17 of 50
17. Question
On wound ______ fight foreign particles, like bacteria
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Question 18 of 50
18. Question
Blood is carried towards the heart by
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Question 19 of 50
19. Question
_____ is essential for the formation of hemoglobin
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Question 20 of 50
20. Question
_______ are needed as a source of energy for the vital activities of the body
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Question 21 of 50
21. Question
Fungi can absorb food from the substrate because they have
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Question 22 of 50
22. Question
A seed may be defined as a fertilized
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Question 23 of 50
23. Question
Platyhelminthes means
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Question 24 of 50
24. Question
The first land vertebrates were
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Question 25 of 50
25. Question
All life on planet earth is powered by
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Question 26 of 50
26. Question
If we add all 7 colors of the rainbow (red, yellow, blue, green, orange, violet, and indigo), the resultant color wound be?
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Question 27 of 50
27. Question
When white light passes through a prism, it splits into _____ colors
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Question 28 of 50
28. Question
A camera uses a ______ to form an image on a piece of film at the back
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Question 29 of 50
29. Question
Short-sight defect could be corrected by a
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Question 30 of 50
30. Question
In humans, heart functions as a source of
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Question 31 of 50
31. Question
The melting point of ice is lowered by a/an _________ in pressure
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Question 32 of 50
32. Question
At high altitude, the air temperature is lower as compared to sea level, therefore water boils at ________temperatureÂ
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Question 33 of 50
33. Question
Evaporation is a _______ process
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Question 34 of 50
34. Question
The refrigerator work on the two processes
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Question 35 of 50
35. Question
Air is very good _____ of heat
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Question 36 of 50
36. Question
The atomic number of Hydrogen is
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Question 37 of 50
37. Question
Electron in its ground state does not
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Question 38 of 50
38. Question
The number of periods in modern periodic table is
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Question 39 of 50
39. Question
Which of the following is a transition element?
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Question 40 of 50
40. Question
Ink spreads in water because of
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Question 41 of 50
41. Question
The atomic number of an element is the number of _____ in the _____ of an atom
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Question 42 of 50
42. Question
An element is a substance whose atoms all have the same
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Question 43 of 50
43. Question
Acidic rain is caused by
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Question 44 of 50
44. Question
Lower the pH value, _____ will be an acid
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Question 45 of 50
45. Question
The Homologues has the same
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Question 46 of 50
46. Question
A numerical value used as a summary measure for a sample, such as sample mean, is known as a
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Question 47 of 50
47. Question
In a week the prices of a bag of rice were 350, 280, 340, 290, 320,310, 300. The range is
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Question 48 of 50
48. Question
The middle value of an ordered arrays of numbers is the
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Question 49 of 50
49. Question
A researcher selects a probability sample of 100 out of the total population. It is
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Question 50 of 50
50. Question
In statistics, a population consist of
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