311. Which law states that the volume of a given amount of gas held at constant pressure is directly proportional to the Kelvin temperature?
A. Charles’ Law
B. Avogadro’s Law
C. Graham’s Law
D. Boyle’s law

312. Which law states that the rate of the effusion of a gas is inversely proportional to the square root of its density?
A. Graham’s Law
B. Gay-Lussac’s law
C. Boyle’s law
D. None of these

313. The turning effect of force is called_________?
A. Moment
B. Momentum
C. Torque
D. None of these

314. The photo-receptors in the eye are present in___________?
A. Cornea
B. Retina
C. Iris
D. Sclera

315. Which has the lowest pH?
A. Hepatic Bile
B. Gastric Juice
C. Saliva
D. Pancreatic Juice

316. Name the Scientist who stated that matter can be converted into energy?
A. Boyle
B. Einstein
C. Avogadro
D. Lavoisier

317. The most suitable unit for expressing nuclear radius is_______?
A. Angstrom
B. Micro
C. Nano meter
D. Fermi

318. Which of the following bonds are weakest in nature?
A. Single bond
B. Double bond
C. Triple bond
D. Hydrogen bond

319. The Study of human beauty is called____________?
A. Oncology
B. Agrostology
C. Kalology
D. Argology

320. What is Melioidosis?
A. Infectious disease
B. Loss of memory
C. Red spot in skin
D. Pain in joints

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