Practice General science Common Questions and Answers

• What is the primary source of the Sun’s energy?
• 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 frequency range of human hearing is approximately:
• 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
• Zero group was introduced by
• Statement I: Cells are the functional unit of life. Statement II: All Cells are totipotent.
• 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
• 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
• Muscle fatigue is due to the accumulation of
• In Egypt, ancient mummies can be found to have their arteries intact due to well-preserved
• The main thinking part of the brain is:
• Presbyopia is a visual defect caused by:
• Which one of the following is not a part of nerves?
• Study the following questions carefully and choose the right answer: The main thinking part of the brain is the _______?
• Kindly Study the following questions carefully and choose the right answer: Which of the following is/are true about the human heart? I. The heart has va...
• Kindly Study the following questions carefully and choose the right answer: Transpiration is mainly effective during _______ ?
• Kindly Study the following questions carefully and choose the right answer. Human saliva contains an enzyme called salivary amylase that breaks down star...
• Kindly Study the following questions carefully and choose the right answer. In plants, the carbohydrates which are not used immediately are stored in the...
• Kindly Study the following questions carefully and choose the right answer. The exchange of gases takes place in the leaves through these pores for the p...
• Kindly Study the following questions carefully and choose the right answer. Which of the following is/are true with respect to Amoeba? I. It is a multi-c...
• A person rings a metallic bell near a strong concrete wall. He hears the echo after 0.3 s. if the sound moves with a speed of 340 m/s, how far is the wall ...
• The SI unit of mechanical power is: 
• X-rays are
• Which one of the following physical quantities is the same for molecules of all gases at a given temperature?