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Science and Technology - General Knowledge Questions
A)
Fats & Fibre
B)
Minerals & Vitamins
C)
Vitamins & Fats
D)
Calories & Fats

Correct Answer :   Minerals & Vitamins

Fruits and vegetables contain many vitamins and minerals that are good for your health. These include vitamins A (beta-carotene), C and E, magnesium, zinc, phosphorous and folic acid.

A)
Maize
B)
Rice
C)
Millet
D)
Wheat

Correct Answer :   Millet

A)
Fox
B)
Wolf
C)
Hyena
D)
Dog

Correct Answer :   Fox

A)
Towards the sun
B)
Away from earth
C)
Towards the earth
D)
Away from the sun

Correct Answer :   Away from the sun

A)
Environmental performance evalution
B)
Environmental labels and declarations
C)
Life Cycle Assessment
D)
Environmental management systems

Correct Answer :   Life Cycle Assessment

The ISO 14040 series standards, Life Cycle Assessment, address quantitative assessment methods for the assessment of the environmental aspects of a product or service in its entire life cycle stages. ISO 14040 is an overarching standard encompassing all four phases of LCA.

A)
Phenol and acetaldehyde
B)
Phenol and formaldehyde
C)
Melamine and formaldehyde
D)
Urea and formaldehyde

Correct Answer :   Phenol and formaldehyde

Bakelite or polyoxybenzylmethylenglycolanhydride was the first plastic made from synthetic components. It is a thermosetting phenol formaldehyde resin, formed from a condensation reaction of phenol with formaldehyde.

A)
Radiation zone
B)
Corona
C)
Chromosphere
D)
Photosphere

Correct Answer :   Photosphere

The photosphere is marked by bright, bubbling granules of plasma and darker, cooler sunspots, which emerge when the sun's magnetic field breaks through the surface. Sunspots appear to move across the sun's disk.

A)
Nitrogen
B)
Carbon dioxide
C)
Sulphur dioxide
D)
All of the above

Correct Answer :   Nitrogen

The most common nutrients causing eutrophication are nitrogen N and phosphorus P.

A)
Insects
B)
Humans
C)
Plants
D)
Animals

Correct Answer :   Insects

In terms of numbers of species, insects certainly represent the largest percentage of the world's organisms. There are more than 1 million species of insects that have been documented and studied by scientists.

A)
Calcium phosphate
B)
Sodium chloride
C)
Sodium bicarbonate
D)
Baker's yeast

Correct Answer :   Sodium bicarbonate

Sodium bicarbonate (NaHCO₃), also called baking soda, is a crystalline salt, found in a natural mineral form in nahcolite deposits.