General Science MCQ-46

Science IAS Prelims,SSC,KPSC,Railways,IBPS,SBI,UPSC,Civil Services

‘Pellagra’ disease is caused due to the scarcity of:


Which part of human ear is the most important in hearing sound?


If the amplitude of a sound wave quadruples, how many fold will its intensity increase?


How many macro-nutrients are supplied to the plants by the soil?


Which of the following is not a micronutrients for plants?


Which of the following are breeds of cow?
1. Aseel
2. RedSindhi
3. Sahiwal
4. Leghorn
Choose the correct option:


The distance between two particles is doubled. The force of gravitation between them will:


The weight of a body on moon is l/6th of that on the earth. Then accordingly mass of body on the moon is __of that on the Earth,


Which of the following can be a unit for work?


A porter lifts a luggage of 10kg from the ground and put it on his head 1m above the ground. Calculate the work done by him on the luggage (g=10m/s2)?


The speed of a body becomes thrice. How many times its kinetic energy will increase?


A sound wave has a frequency of 2 KHz and wavelength 35cm. What is its speed in m/s?


What is the average atmospheric pressure?


Consider the following statements:
1. The number of protons in the nucleus of an atom of a given element is called the atomic number of that element.
2. Mass number of an atom is defined as the sum of number of protons and neutrons present in the nucleus of an atom.
3. Atoms of an element that have the same atomic number (Z) but different mass number (A) are called isotopes. Which of the above statements is incorrectly stated?


Which of the following statement regarding Carbon is incorrectly stated?


A: Pressure exerted by dry air is more than that by humid air.

R:Humid air is denser than dry air.


Which of the following is responsible for accelerating the chemical reaction in the biological system?


Which of the following breathes through skin?


Match List I with List II.

List I(Creatures Responsible) List II (Disease)

A. Fileria 1. Bacteria
B. Influenza2. Thread like worms
C. Typhoid 3. Virus
C. Psesbyopia D. Astigmatism


Sleeping sickness is caued by Trypanosoma. Who is the carrier?