Which process is used for purifying a solid...? Mcqs

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Which process is used for purifying a solid...?

(A) Sublimation
(B) Distillation

(C) Filtration
(D) Crystallization

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Latest MCQs

Select the mismatched one of the following...?

(A) Plantae → Pteridophyta
(B) Fungi → Mucor

(C) Protista → Paramecium
(D) Animalia → Amoeba

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A powder contains 100mg of a radioactive material that emits α-particles. (See in detail)...?

(A) 0mg
(B) 25mg

(C) 50mg
(D) 75mg

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What is the largest artificial object in space...?

(A) ISS (International Space Station)
(B) AI powered robot

(C) Parabolic aircraft
(D) None of the above

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The nearest Star to the planet earth is ________ ...?

(A) Regel
(B) Canopus

(C) Sun
(D) Betelgeuse

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The process of comparing an unknown physical quantity with a known standard quantity of the same kind is called...?

(A) Observation
(B) Measurement

(C) Experimentation
(D) Calculation

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The materials required for photosynthesis are _______...?

(A) Water (H2O) and Oxygen (O2)
(B) Water (H2O) and Carbon Dioxide (CO2)

(C) Carbon Dioxide (CO2) and Light Energy
(D) Glucose (C6H12O6) and Oxygen (O2)

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Which of the following vitamin is known as Pyridoxine...?

(A) Vitamin B-1
(B) Vitamin B-2

(C) Vitamin B-6
(D) Vitamin B-12

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A soldier drove eastward for 4 miles then drove North for 5 miles then turned to his left and drove for 1 mile and again turned to his left. Which choice gives the direction in which he was driving now....?

(A) South
(B) West

(C) North
(D) East

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Which planets rotate in the opposite direction of the other planets...?

(A) Saturn and Jupiter
(B) Jupiter and Neptune

(C) Saturn, Jupiter and Mercury
(D) Venus and Uranus

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