विज्ञान र प्रविधि प्रश्नपत्र

Which major aspect is required for observation?

• knowledge

• experience

• inquiry

• sense organ

What is the property of an object that cannot be known by observation?

• Taste

• Roughness

• Warmth

• Combustibility

Which gas is required for preparing food by plant?

• Nitrogen

• Oxygen

• Hydrogen

• CO2

What are the characteristics of a schematic diagram?

• colored

• three dimensional

• shaded

• two dimensional

There is some water in a bottle. To find the volume of that water, which of the following tools would you use?

• balance

• weights

• funnel

• measuring cylinder

Which of the following is the main source of heat?

• fire

• gas

• electric lamp

• sun

Which unit is used to measure the length of a pencil?

• metre

• kilometre

• millimetre

• centimetre

Which unit is used to measure the length of a pencil?

• metre

• kilometre

• millimetre

• centimetre

Which of the following is a renewable source of energy?

• kerosene

• diesel

• water

• coal

Which of the following source of energy does not pollute the air?

• diesel

• electricity

• firewood

• coal