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Latest MCQs

Burning of Fossil Fuels Results In ____________...?

(A) Increased oxygen level
(B) Decreases greenhouse gases

(C) Increased greenhouse gases
(D) Increased ethane level

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Latest MCQs

which Planet is Called Earth’s Sister...?

(A) Mercury
(B) Venus

(C) Mars
(D) Neptune

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Latest MCQs

An instrument to detect the purity of milk is____________...?

(A) Lactometer
(B) Hygrometer

(C) Manometer
(D) Sonometer

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Latest MCQs

In the manufacture of banaspati ghee the gas used is __________...?

(A) Helium
(B) Hydrogen

(C) Oxygen
(D) Nitrogen

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Latest MCQs

Enzymes catalyze chemical reaction by _____ the activation energy....?

(A) Raising
(B) Lowering

(C) Maintaining
(D) Ignoring

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Latest MCQs

Liquids which evaporate quickly are known as___________...?

(A) Evaporation
(B) Volatile

(C) Condense
(D) None

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Latest MCQs

In that the half of the Earth which is facing away from sun, there is...?

(A) Day
(B) Winter

(C) Night
(D) Summer

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Latest MCQs

Brass gets discoloured in air because of the presence of which of the following gases in air ________ ...?

(A) Carbon dioxide
(B) Oxygen

(C) Nitrogen
(D) Hydrogen sulphide

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Latest MCQs

When carbon dioxide is released in the dough, what will be result...?

(A) It rises up
(B) It rises down

(C) It became harder
(D) None

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Latest MCQs

The mesosphere ranges from ________ to _________...?

(A) 46 km to 85 km
(B) 48 km to 85 km

(C) 50 km to 85 km
(D) 52 km to 85 km

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