In an atom, the nucleus when compared to the extra-nuclear part, is _____...? Mcqs

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In an atom, the nucleus when compared to the extra-nuclear part, is _____...?

(A) More significant in volume and heavier in mass
(B) Smaller in volume and lighter in mass

(C) Smaller in volume but heavier in mass
(D) More significant in volume but lighter in mass

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Which of the following is not an Arrhenius acid...?

(A) HCl
(B) CO2

(C) HNO3
(D) H2SO4

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How many layers does the earth have...?

(A) 1
(B) 2

(C) 3
(D) 4

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Non stick cooking utensils are coated with________...?

(A) Black paint
(B) PVC

(C) Teflon
(D) polystyrene

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Aluminium powed + Nitrate Called...?

(A) Ammonal
(B) Aluminium nitrogen

(C) Nitrate solid
(D) None of these

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Diffusion is a _____ process, which does not require energy input....?

(A) Active
(B) Fast

(C) Passive
(D) Slow

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In chloroplast different pigments absorb light of different _____...?

(A) Intensity
(B) Wavelength

(C) Frequency
(D) Amplitude

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What is the average distance of the moon from earth...?

(A) 384,400 km
(B) 350,000 km

(C) 380,200 km
(D) 384,500 km

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A region in a longitudinal wave where the particles are closest together is called...?

(A) Rarefaction
(B) Compression

(C) Crest
(D) Trough

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Ageusia is the loss of which sense...?

(A) Taste
(B) Smell

(C) Memory
(D) Sight

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