1.	An electric bulb having voltage 240V and current 0.6 A has a power of _________ ?
	40W
	400W
	144W
	14.4W
	Answer: 144W Explanation: P=VI P=240*0.6 P=144W
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2.	......... is least reactive element belonging to group 17 ?
	Bromine
	Iodine
	Chlorine
	Fluorine
	Answer: Iodine Explanation: Iodine is the least reactive element belonging to group 17. The 5 non-metallic, toxic elements that form group 17 of the periodic table are iodine, chlorine, fluorine, bromine, and astatine
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3.	The force of attraction between two objects is called the ?
	centripetal force
	electromagnetic force
	gravitational force
	centrifugal force
	Answer: gravitational force Explanation: Gravitational force -an attractive force that exists between all objects with mass; an object with mass attracts another object with mass; the magnitude of the force is directly proportional to the masses of the two objects and inversely proportional to the square of the distance between the two objects
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4.	An ultrasonic sound wave has a frequency higher than ?
	20 Hz
	20000 Hz
	200 Hz
	2000 Hz
	Answer: 20000 Hz Explanation: Ultrasonic waves are longitudinal waves of frequency greater than 20,000 Hz
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5.	In case of hypermetropia, where is the image formed ?
	In front of the retina
	On the retina
	Behind the retina
	On the cornea
	Answer: Behind the retina Explanation: In hypermetropia image of a object is formed behind the retina
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6.	In which of the following classifications are the elements arranged in the order of their increasing atomic number ?
	The Modern Periodic Table
	Mendeleev's Periodic Table
	Newland's Law of Octaves
	Dobereiner's Triads
	Answer: The Modern Periodic Table Explanation: Elements, when arranged in order of increasing atomic number, lead us to the classification known as the Modern Periodic Table
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7.	Which one of the following is NOT linked to the cerebrum ?
	It is a part of forebrain
	It has two parts called cerebral hemispheres
	It forms the front, superior and lateral side of the brain
	It is the largest part constituting 60% of the brain
	Answer: It is the largest part constituting 60% of the brain Explanation:
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8.	The conversion of a solid directly into its vapour is called ?
	Evaporation
	Condensation
	Vaporisation
	Sublimation
	Answer: Sublimation Explanation: Direct conversion from solid to vapour is called sublimation
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9.	Which of the following produces Testosterone in man ?
	Prostate gland
	Scrotum
	Testes
	Vas deferens
	Answer: Testes Explanation: The testes are responsible for making testosterone, the primary male sex hormone, and for producing sperm. Within the testes are coiled masses of tubes called seminiferous tubules. These tubules are responsible for producing the sperm cells through a process called spermatogenesis
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10.	Which of the following produces Testosterone in man ?
	Prostate gland
	Scrotum
	Testes
	Vas deferens
	Answer: Testes Explanation: The testes are responsible for making testosterone, the primary male sex hormone, and for producing sperm. Within the testes are coiled masses of tubes called seminiferous tubules. These tubules are responsible for producing the sperm cells through a process called spermatogenesis
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