Everyday Science

The source of oxygen in photosynthesis is

A) Water

B) Salts

C) Minerals

D) Glucose

The instrument used to measure wind speed is?

A) Anemometer

B) Barometer

C) Hydrometer

D) Hygrometer

The natural fats and oils are composed of_________?

A) Carbon, Hydrogen and Oxygen

B) Carbon, Hydrogen and Nitrogen

C) Carbon, Oxygen and Nitrogen

D) Hydrogen, Oxygen and Nitrogen

The energy value of food is measured in_______?

A) Joule

B) Calories

C) Tesla

D) Proteins

Wind energy is the __________ energy.

A) Potential

B) Transverse

C) Kinetic

D) Mechanical

Who is considered the founder of meteorology?

A) Aristotle

B) Plato

C) Einstein

D) Newton

Water covers __________ of the Earth’s surface?

A) 61%

B) 67%

C) 71%

D) 76%

In general, wind speed of 105–137 caused_______?

A) Minor or no damage

B) Considerable damage

C) Severe damage

D) Extreme damage

Acid rain is mainly caused by emissions of __________ in the atmosphere?

A) Sulfur Dioxide and Potassium Nitrate

B) Sulfur and Charcoal

C) Nitrogen Oxide and Potassium Nitrate

D) Sulfur Dioxide and Nitrogen Oxide

About 50% of the Earth’s crust, including the waters on the Earth and atmosphere, is?

A) Oxygen

B) Carbon Dioxide

C) Silicon

D) Clay

The fourth state of matter is?

A) Water

B) Salts

C) Vapours

D) Plasma

The device used to convert Alternate Current into Direct Current is called?

A) Anemometer

B) Battery

C) Galvanometer

D) Rectifier

In night, when photosynthesis is stopped, plants__________?

A) Take in Carbon Dioxide

B) Take in Oxygen

C) Give off Carbon Dioxide

D) Give off Oxygen

__________ are called the powerhouses of the cell?

A) Mitochondria

B) Vesicles

C) Lungs

D) Liver

One of the countries through which equator passes is___________?

A) Kenya

B) Malaysia

C) Malta

D) Pakistan

Copper can be converted into gold by ?

A) Artificial radioactivity

B) Heating

C) Electroplating

D) Chemical reaction

The three elements needed for healthy growth of plants are __________?

A) N, P, K

B) N, C, P

C) N, K,

D) N, S, P

Clocks, which moves with the velocities comparable with the velocity of light, run ?

A) Fast

B) Slow

C) Equal to the velocity of light

D) With zero velocity 

Max Planck received the noble prize in Physics in 1918 for his discovery of ?

A) Electron

B) Energy quanta

C) Photon

D) Positron

Bronze medal is made up of metals ?

A) Copper,nickel

B) Copper, tin

C) Copper, silver

D) Copper, zinc

Addison’s disease is caused by the deficiency of____________?

A) Antiduretic Harmone

B) Luteinising Harmone

C) Melanophore stimulating Harmone

D) Adrenocorticotrophic Harmone