List of top Science Questions

The flow of blood in the heart is
Blood is
Which blood group is known as universal donor?
How do protozoans expel excretory substances?
By which method is water absorbed by root hairs?
The condition of high blood pressure is called
The completely digested food in the small intestine is called
The length of the small intestine in herbivorous animals is
Which of the following is the commercial unit of electrical energy?
Which of the following is a vestigial organ in the human alimentary canal?
Which lens is used in nearsightedness (myopia)?
The SI unit of resistance is
Which of the following controls the size of the pupil?
Which of the following is the formula to find the resistance of a coil?
How many colours are there in white light?
Which colour of white light bends the least after passing through a prism?
Which of the following is an allotrope of carbon?
In which lens can both real and virtual images be formed?
Which of the elements represented by the following symbols is a metal?
The ratio of nitrogen and hydrogen atoms in one molecule of ammonia is
Which of the following is the most acidic oxide?
What type of salt is Pb(OH)NO$_3$?
An alloy of mercury and another metal is called
Which of the following is the focal length of a convex mirror whose radius of curvature is 32 cm?
Which of the following mirrors has a positive focal length?