Everyday Science Mcqs

Transistors do not need a warm up period because they have no ?

A. Plate
B. Grid
C. Filament
D. None of above

Involuntary muscles in a human body are present in__________?A. Brain
B. Tongue
C. Digestive system
D. Limbs

 

Which of the following has not involuntary muscles?A. Bigestive System
B. Blood Vessels
C. Heart
D. Brains

 

Tyndall effect is related to the ______ of light?A. Reflection
B. Dispersion
C. Scattering
D. Refraction

The Tyndall effect is the scattering of light as a light beam passes through a colloid. The individual suspension particles scatter and reflect light, making the beam visible. The amount of scattering depends on the frequency of the light and density of the particles.

 

______ is the “Work done in moving a unit charge between two points in an electric circuit”?A. Potential difference
B. Current
C. Power
D. Resistence

 

The contraction and expansion of the movement of the walls of the food pipe after entering the slightly digested food is known as ______ movementA. Gastric
B. Diastolic
C. Peristaltic
D. Oscillatory

 

The process of splitting water molecules in the presence of light energy is called_________?A. Electrolysis
B. Photolysis
C. Radiolysis
D. Thermolysis

In a process called photolysis (‘light’ and ‘split’), light energy and catalysts interact to drive the splitting of water molecules into protons (H+), electrons, and oxygen gas

 

______ soil is also called Regur soil?A. Desert
B. Mountain
C. Black
D. Alluvial

Black soil is also called Regur soil. It is black in colour and ideal for growing cotton. This type of soil is typical of the Deccan trap (Basalt) region spread over North-West Deccan plateau and is made up of lava flows.

 

A Rhinoscope (or Nasoscope) is a thin, tube-like instrument used to examine the inside of the_____?A. Eyes
B. Nose
C. Ears
D. Brains

 

What is Melioidosis?A. Infectious disease
B. Loss of memory
C. Red spot in skin
D. Pain in joints

Melioidosis, also called Whitmore’s disease, is an infectious disease that can infect humans or animals. The disease is caused by the bacterium Burkholderia pseudomallei. … The bacteria causing melioidosis are found in contaminated water and soil.