18
Q:

# The intensity of Earthquakes is measured on

 A) Richter scale B) Secant scale C) Mercalli scale D) Beaufort scale

Explanation:

The intensity of Earthquakes is measured on Mercalli scale.

Subject: General Science
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Q:

Which of these equations best summarizes photosynthesis?

 A) CO2 + H2O -----> C6H12O6 + 6O2 B) 6O2 + 6H2O -----> C6H12O6 + 6CO2 C) 6CO2 + 6H2O -----> C6H12O6 + 6O2 D) C6H12O6 + 6O2 -----> CO2 + 6H2O

Answer & Explanation Answer: C) 6CO2 + 6H2O -----> C6H12O6 + 6O2

Explanation:

Here 6CO2 + 6H2O -----> C6H12O6 + 6O2 is the only option which best summarizes photosynthesis. We know that, photosynthesis is the reverse of cellular respiration in that carbon dioxide is used with water to form sugar, and oxygen is released.

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1 82
Q:

Which of the following is a micronutrient?

 A) Vitamin A B) Calcium C) Iron D) All of the above

Explanation:

Micronutrients are ne tothe nutrients which our body requires for functioning and to maintain immune to micro organisms. They include

1) Vitamins

2) Minerals

• Vitamins: A,B1,B2,B3,B5,B6,B8,B9,B12,C,D,E,K.

• Major minerals: calcium, magnesium, chlorine, phosphorus, potassium and sodium.

• Oligo-elements (trace minerals): iron, copper, zinc, iodine, manganese, chromium, cobalt, selenium.

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0 81
Q:

Which one of the following factors contributes to hypertension?

 A) A vigorous exercise regimen B) A diet that lacks protein C) A high-fat diet D) A lack of sleep

Explanation:

In the given options, a high-fat diet is the only factor that contributes to hypertension.

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1 105
Q:

Speed of laser printer is measured in

 A) PPM B) CPM C) LPM D) DPI

Explanation:

Now a days, printers we are using are called as laser printers. The speed of a laser printer is measured in PPM i.e, Pages Per Minute

Laser printing is an electrostatic digital printing process. It produces high-quality text and graphics by repeatedly passing a laser beam back and forth over a negatively charged cylinder called a "drum" to define a differentially charged image.

Compared to inkjet printers which use ink for printing laser printers are more expensive as they use toner which lasts for long.

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0 228
Q:

Brainstorming is an example of

 A) Computer language B) Problem solving technique C) Lightening effect D) None of the above

Explanation:

Brainstorming is an example of a problem solving technique of severe thinking.

Filed Under: General Science
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1 128
Q:

Extensive planting of trees to increase forest cover is called

 A) Agroforestry B) Social forestry C) Afforestation D) Deforestation

Explanation:

The process of extensive planting of trees or seeds in barren lands to increase forest cover is called as Afforestation.

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0 94
Q:

Galvanised iron sheets have a coating of

 A) Aluminium B) Copper C) Zinc D) None of the above

Explanation:

Galvanised iron sheets have a coating of zinc.

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2 85
Q:

Which industry is known as sunrise industry?

 A) petrochemical industry B) steel industry C) rice milling D) All of the above