Q:

‘Plum Pudding Model’ for an atom was proposed by

A) Antoine Lavoisier	B) Robert Boyle
C) Ernest Rutherford	D) J. J. Thomson

Answer & Explanation Answer: D) J. J. Thomson

Explanation:

The first model of atom was proposed by J. J. Thomson in 1898.According to this model, the positive charge of the atom is uniformly distributed throughout the volume of the atom and the negatively charged electrons are embedded in it like seeds in a watermelon. This model was picturesquely called plum pudding model of the atom

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Q:

Which of the following gases is known as "Laughing Gas"?

A) Nitrous oxide	B) Nitrogen peroxide
C) Nitrogen	D) Nitric oxide

Answer & Explanation Answer: A) Nitrous oxide

Explanation:

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Q:

Which one of the following substances is normally found in urine?

A) Blood proteins	B) creatinine
C) red blood cells	D) white blood cells

Answer & Explanation Answer: B) creatinine

Explanation:

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Q:

Which Indian territory was formerly known as 'Black Water' before Independence?

A) Lakshadweep Group	B) Andaman and Nicobar Islands
C) Diu	D) Aliabet and Khadiabet

Answer & Explanation Answer: B) Andaman and Nicobar Islands

Explanation:

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Q:

Kala Ghoda Arts festival is held in which city?

A) New Delhi	B) Pune
C) Hyderabad	D) Mumbai

Answer & Explanation Answer: D) Mumbai

Explanation:

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Q:

What does Section 124A of Indian Penal Code deal with?

A) Atrocity against women	B) Sedition
C) Crime for demanding dowry	D) Atrocity against SC / ST

Answer & Explanation Answer: B) Sedition

Explanation:

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Q:

The coil wire in the electric room heater or electric cooking heater is called __________.

A) Circuit	B) Element
C) Filament	D) Cells

Answer & Explanation Answer: B) Element

Explanation:

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Q:

If an object moves in a purely rotatory motion, then each constituent particle of the body moves in a circle, the centre of which is located on a line is called _______.

A) the axis of rotation	B) the line of rotation
C) the spinning rod	D) the fixed line

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