PHYSICS
Railway tracks are laid with gaps at regular distances apart. Why are they laid as such?
THERMAL EXPANSION (It allow for expansion and contraction of the metal due to changes in temperature)
Name a metalloid whose name starts with S______.
SILICON
Pitcher plant traps insects for __________.
Nitrogen
The discovery of penicillin by Alexander Fleming occurred due to the phenomenon of microbe killing properties found in certain molds. This led to the invention of what class of drugs?
ANTIBIOTICS
The ozone layer, which shields us from the sun’s harmful ultraviolet radiation, is found in a specific layer of the Earth’s atmosphere. This layer also contains the majority of our weather phenomena. In which layer would you find the ozone layer?
STRATOSPHERE
Two identical, same size tin cans, one painted black and another white are filled with equal amount of water and heated. After sometimes the temperature of water in both cans were measured. What will you observe?
Water in black tin will be hotter than water in white tin.
Pick the odd one out
Sugar solution, Copper sulphate solution, Starch solution, Saltwater.
STARCH SOLUTION
Hiccups are caused due to?
Closure of the windpipe
Who discovered the functioning of the human stomach for the first time and recorded it?
William Beaumont
The greenhouse effect, which warms the Earth, is primarily caused by a gas that is produced both naturally and through human activities, such as burning fossil fuels. Which gas is most responsible for trapping heat in the atmosphere?
CARBON DIOXIDE
There are 11 letters in the word : EXAMINATION. How many letters are not undergoing lateral inversion and what are them?
8 letters
They are : X, A, M, I, A, T, I & O
Temperature required above which the fuel burns is called _______.
IGNITION TEMPERATURE
Which animal pops its stomach out to eat its prey?
Star Fish
Plastics are versatile materials used in various applications. The first fully synthetic plastic was invented in the early 20th century. What is the name of this plastic, which marked the beginning of the modern plastics industry?
BAKELITE
Deforestation leads to several environmental changes. One such change is the loss of habitat, which can result in a decrease in the number of species in an area. What is the variety of life in an area called?
BIODIVERSITY
At what temperature, both Celsius and Fahrenheit scale will read same?
-40
Acidic salt is made up of strong acid and _______ base.
WEAK
This part of an animal's body helps break down the food it eats into smaller pieces and nutrients that the body can use. It includes the mouth, stomach, and intestines. This system also helps get rid of waste that the body doesn't need.
Which system is described in the passage above?
Digestive System
The Wright brothers are credited with inventing the first successful airplane. Their design was based on the understanding of aerodynamics and control surfaces. Which principle explains why an airplane wing generates lift?
BERNOULLI'S PRINCIPLE
This biological process converts sugar to acids, gases, or alcohol in the absence of oxygen. It is used in making bread. What is this process called?
FERMENTATION
Superman moves 10 km towards the east. Then, he takes a sharp turn towards the north and moves 10 km more and finally, he moves upward by another 10 km.
What is the net displacement of superman from the starting point?
17.32 km
Regarding a soda acid fire extinguisher, The gas released responsible for extinguishing ability is ______ than air and has one carbon atom and ____ oxygen atom.
HEAVIER, TWO
This nutrient is important for building and repairing tissues in both plants and animals. In plants, it is absorbed from the soil in the form of nitrates. In animals, it is found in foods like meat, beans, and nuts. It is essential for growth and development.
Which nutrient is described in the passage above?
Proteins
This medical invention by Edward Jenner provides immunity against a particular disease. What is this preventive medicine called?
VACCINE
This process involves the decomposition of organic matter, resulting in a nutrient-rich soil amendment. What is this process called?
COMPOSTING