Practice General science Common Questions and Answers

• The primary reason that smoking cigarettes is bad for our health is that cigarette smoke _______.
• When carbon dioxide gas is passed through lime water, a white precipitate is formed, which dissolves on passing excess of carbon dioxide. The white preci...
• Zinc metal liberates hydrogen gas on reaction with dilute HCl, but hydrogen gas is not liberated, when zine is reacted with nitric acid. What is the reason...
• Which of the following organelles is NOT bound by a membrane?
• The modern system of classification of living beings is based on the principles of
• Which of the following endocrine glands is located in the thoracic region in man?
• Which of the following statement(s) is/are true? I. Air expands on heating II. The warm air is heavier than the cold air
• Which of the following is not an equation of motion?
• Which of the following statement(s) is/are true? I. During inhalation ribs move out II. During exhalation ribs move in
• The process by which heat is transferred from the hotter end to the colder end of an object is known as ______.
• What is the name of the protein digesting enzyme released by the gastric glands?
• Which of the following statement is correct? I. Speed of sound in steel is more than the speed of sound in glass. II. Speed of sound in brass is more tha...
• Which of the following statement is correct? I. Blood is a type of connective tissue II. Bone is a type of connective tissue
• Mass of an object on earth is 12. What is its weight on moon?
• Organisms have been divided into how many kingdoms?
• Which of the following is correct regarding frequency? I. Frequency is expressed in hertz II. A frequency of 1 Hz is one oscillation per minute
• What is the ph of lemon juice?
• Which of the following pair of microorganisms is correct? I. Spirogyra – Algae II. Amoeba – Fungi
• Which of the following statement is/are true? I. Acids are sour in taste II. Bases are bitter in taste
• When electric current is passed through a wire, the amount of heat produced in a wire depends upon _____. I. Length II. Thickness
• Which of the following statement is correct? I. The property of metals by which they can be beaten into thin sheets is called ductility. II. The property...
• Who discovered the neutrons?
• Typhoid is caused by ______.
• Which of the following reproduces using fission?
• Which of the following pair is correct? I. Opaque – do not allow light to pass through them II. Translucent – allow light to pass through them partia...
• 1 mole of carbon atoms = ______ g of carbon atoms
• How many major parts does brain has?
• In a concave mirror which of the following pair of position of object – position of image is correct? I. At C - At C II. At F – At Infinity
• What is the atomic mass of carbon?
• The part of leaf by which it is attached to the stem is called ______.
• What is the ph of blood?
• Mycorrhiza is a symbiotic association between :
• The vector of malaria is :
• Which part of cinnamon tree is used in condiments and medicines ?
• Name the largest gland found in human body :
• Tendons and Ligaments are
• Which one of the following is responsible for nuclear fission?
• Which one of the following is a natural substitute for common sugar?
• Which of the two temperature scales are same ?