Practice General science Common Questions and Answers

• What is the speed of light in a vacuum?
• The unit of electric current is:
• The energy of a photon is proportional to:
• The most common isotope of hydrogen is:
• The Planck constant is used to:
• What is the primary source of the Sun’s energy?
• The SI unit of power is:
• The phenomenon of splitting white light into its component colours is called:
• The Doppler Effect occurs in:
• The dimensional formula of angular momentum is:
• The photoelectric effect is best explained by:
• The frequency range of human hearing is approximately:
• Which of the following is a physical change?
• Which one of the following is a compound?
• Which of the following is a compound?
• Metalloids are
• Chemical equation is balanced according to the law of
• The atom of an element contains 2 electrons in its M-shell. The element is:
• Match the following:  
• The base of the modern periodic table is
• Group number and valency have no relation in
• Which period and group in the long form of periodic table contain maximum number of elements?
• Zero group was introduced by
• Which among the following has specialized tissue for conduction of water? Thallophyta Bryophyta Pteridophyta Gymnosperms ...
• Statement I: Cells are the functional unit of life. Statement II: All Cells are totipotent.
• Which is not shown by vitamins?       
• Which of the following is Vitamin-E?
• Which vitamin is essential for RBC formation?
• Which vitamin is also known as Vitamin-B2?
• Which one of the following vitamins is synthesized in our own skin?
• Match the Column I with Column II and select the correct answer using the codes given below: Column I (Molecule) A. Proteins B. Carbohydrates C. Nucleic ac...
• The arrangement of leaves on stems or its branches is
• Which of the following is an example of storage leaves?
• In blood, platelets are required for
• Which element is the constituent of the chlorophyll molecule?
• Which of the following is not a purpose of transpiration?
• The rate of transpiration accelerates due to
• Energy is essential for the continuity of life. Energy is obtained by which one of the following events?
• Muscle fatigue is due to the accumulation of
• In Egypt, ancient mummies can be found to have their arteries intact due to well-preserved