Which lenses are used by people having short-sightedness...? Mcqs

Latest MCQs

Which lenses are used by people having short-sightedness...?

(A) Convex
(B) Concave

(C) Concavo-convex
(D) Plain

Latest MCQs

The ISS (International Space Station) orbits Earth about once every...?

(A) 60 minutes at an altitude of about 400 km
(B) 60 minutes at an altitude of about 500 km

(C) 90 minutes at an altitude of about 400 km
(D) 90 minutes at an altitude of about 500 km

Latest MCQs

In NaCl crystal lattice each Na ion is surrounded by ______...?

(A) 6 Cl^- ions
(B) 6 Na^+ ions

(C) 8 Cl^- ions
(D) 12 Cl^- ions

Latest MCQs

High solubility of fertilizers also degrades ecosystem through _____...?

(A) Acidification
(B) Erosion

(C) Salinity
(D) Eutrophication

Latest MCQs

Dioptre is used to measure...?

(A) optical power
(B) luminous intensity

(C) power
(D) distance of heavenly bodies

Latest MCQs

Cancer can be treated by ...?

(A) Antibiotics & vaccines
(B) Radiotherapy & antibiotics

(C) Chemotherapy & radiotherapy
(D) Antibiotics & Chemotherapy

Latest MCQs

What are the three "R's" to remember about waste management...?

(A) Reduce, Reuse, and Recycle
(B) Remove, Return, and Relocate

(C) Refuse, Retrain, and Redeem
(D) None of these

Latest MCQs

In an oil lamp, the oil rises up in the wick due to...?

(A) Capillary action
(B) Atmospheric pressure

(C) Viscosity of oil
(D) Change in temperature

Latest MCQs

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

(A) Mercury
(B) Venus

(C) Mars
(D) Neptune

Latest MCQs

Cancer that does not form a tumor....?

(A) metastatic breast cancer
(B) leukemia

(C) lung cancer
(D) bladder cancer

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