601. Which process includes all of the other processes listed?
A. Absorption
B. Assimilation
D. Metabolism

602. Which of the following has the highest energy?
A. gamma rays
B. X-rays
C. Ultra-violet radiation
D. radio waves

603. The disease “Itai Itai “is caused by____________?
A. Carbon
B. Cadmium
C. Manganese
D. None of these

604. What is known the cold and dense air blowing down from the mountain slope during the night__________?
A. Anabatic Wind
B. Katabatic wind
C. Lue Wind
D. None of these

605. The most important stimulant in tea leaves is
A. Brucine
B. Caffeine
C. Phenylalanine
D. None of these

606. Which part of the camera is analogue to the retina in the human eye?
A. Lens
B. Film
C. Shutter
D. None of these

607. When a person enters a dark room from bright light he is not able to see clearly for a little while because the
A. Eye is unable to adjust itself immediately
B. Retina becomes insensitive momentarily
C. Iris is unable to dilate the pupil immediately
D. None of these

608. What is the average adult pulse rate?
A. 140-150
B. 115-125
C. 72-80
D. None of these

609. The beautiful color patterns exhibited by a peacock in its tail feathers are due to
A. Selective absorption of light
B. Selective reflection of light
C. Sinterference of light
D. None of these

610. A lake starts freezing because of the cold atmosphere. It will first freeze
A. At the bottom
B. In the middle part
C. At the top surface
D. None of these

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