Q561.Which of the following is essential to regulate the heart beat?
Correct answer: Potassium
Q562.Light energy changes into the chemical energy by which of the following process?
Correct answer: By photosynthesis
Q563.Which one among these is related to the deficiency of potassium?
Correct answer: Low blood pressure
Q564.Which one of the following is the process involved in photosynthesis?
Correct answer: Free energy is converted into potential energy and stored
Q565.If albumin is releasing with urine, then the failure of which organ may occur?
Correct answer: Kidney
Q566.Which of the following has the maximum efficiency to convert solar energy into chemical energy?
Correct answer: Chorella
Q567.Which organ of the body is affected most on keeping fast for a long time?
Correct answer: Kidney
Q568.Which of the following is not the work of roots?
Correct answer: Photosynthesis
Q569.Which harmone controls the quantity of urine from kidney?
Correct answer: ADH
Q570.When the bark of a tree is removed in a circular fashion all around near its base, it gradually dries up or dries because
Correct answer: Roots are starved of energy
Q571.The radio isotope used to detect tumours is
Correct answer: Arsenic-74
Q572.‘Phloem’ in plants is mainly responsible for
Correct answer: Transportation of food
Q573.Which one is not correctly matched?
Correct answer: Gold 198 - treatment of retina
Q574.Which one of the following does not increase the amount of carbon dioxide in carbon cycle on earth?
Correct answer: Photosynthesis
Q575.Which one of the following radio elements is used to measure the speed of the blood flow in the human body?
Correct answer: Radio-Sodium
Q576.Which one of the following groups of compounds is called ‘accessory dietary factor’?
Correct answer: Vitamins
Q577.Yellow vein mosaic disease in okra caused by
Correct answer: White fly
Q578.Which of the following elements is not essential for plant growth?
Correct answer: Sodium
Q579.Oncogenes are associated with
Correct answer: Cancer
Q580.Funk invented
Correct answer: Vitamins