Which mineral builds red blood cells and it is also involved in the building of bones...? Mcqs

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Which mineral builds red blood cells and it is also involved in the building of bones...?

(A) Magnesium
(B) Sodium

(C) Copper
(D) Iodine

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Latest MCQs

In Eye donation, which part of the eye used...?

(A) Retina
(B) Iris

(C) Cornea
(D) Optic nerve

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Latest MCQs

In a compound microscope, as compared to an objective, the eyepiece lens has a focal length _____...?

(A) Zero
(B) Small

(C) Negative
(D) Large

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Latest MCQs

How many rows and columns are in the modern Periodic Table...?

(A) 18 columns and 7 rows
(B) 12 columns and 9 rows

(C) 7 columns and 18 rows
(D) 25 columns and 15 rows

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Which gas can turn lime water milky...?

(A) O2
(B) NO2

(C) CO2
(D) N2

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Which statement is incorrect about solution...?

(A) The solution is a homogeneous mixture
(B) In a solution the particles of solute and solvent are mixed

(C) The solution is a heterogeneous mixture
(D) The colour and appearance are same in every part of the solution

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A D.C motor converts _______...?

(A) Mechanical energy into electrical energy
(B) Mechanical energy into chemical energy

(C) Electrical energy into mechanical energy
(D) Electrical energy into chemical energy

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Vernal equinox of northern hemisphere in March marks season of __________ ...?

(A) Spring
(B) Summer

(C) Winter
(D) Autumn

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What natural phenomena are measured by the Richter Scale...?

(A) Volcanoes
(B) Typhoons

(C) Earth quacks
(D) Tsunami

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The two chromatids are attached to each other at ______...?

(A) Telomere
(B) Histone

(C) Chromonema
(D) Centromere

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