In 1869 Mandeleev put forward his periodic law about _____...? Mcqs

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In 1869 Mandeleev put forward his periodic law about _____...?

(A) Atomic Number
(B) Chemical properties

(C) Physical properties
(D) Atomic Mass

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Which planet looks reddish in the night sky ...?

(A) Jupiter
(B) Saturn

(C) Mars
(D) MercurY

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Which of the following cutting conditions greatly affects the tool wear...?

(A) Cutting speed
(B) Feed

(C) Depth of cut
(D) None of the above

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Fatal degenerative lung disease caused by particulate asbestos is referred to as _____________...?

(A) asbestosis
(B) asthma

(C) allergy
(D) sinusitis

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______________ is used for measuring velocity...?

(A) Speedometer
(B) Anemometer

(C) Odometer
(D) Hygrometer

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How many Calories are there in 100 grams Natural Honey...?

(A) 107
(B) 209

(C) 304
(D) 416

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Animal that eat the producers (plants) are called...?

(A) Primary Consumers
(B) Secondary Consumers

(C) Tertiary Consumers
(D) None of these

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Who invented the safety pin...?

(A) Charles Goodbye
(B) steward Harshone

(C) Walter Hunt
(D) A.Rose

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Who discovered the Solar system ...?

(A) Copernicus
(B) Newton

(C) Galileo
(D) Kepler

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All of the following organs in the human body are located both on the right and the left sides, except;_________...?

(A) Lungs
(B) Kidneys

(C) Spleen
(D) Eyes

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