(a) Vitamin A
(b) Vitamin B complex
(c) Vitamin C
(d) Vitamin D
222 Q) "Assertion (A) Storing of ripe fruits with unripe fruits causes ripening of unripe fruits.
Reason (R) Ripe fruit releases auxin hormone."
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
223 Q) When an aeroplane take off, some occupants often feel pain in the region of ears. This is because of
(a) effect of loud sound in the middle ear
(b) rapid movement of otoliths in the inner ear
(c) rapid movement of endolymph in the semicircular canals
(d) blockage of the eustachian tubes
224 Q) "Consider the statements about aspartame
I. It is a peptide essentially non-caloric sugar free sweetener.
II. It is about 180 times sweeter than sucrose.
III. It is widely used in drink and food industry.
IV. It does not promote tooth decay.
Which of the statements given above is/are correct?"
(a) II and III
(b) II and IV
(c) I, II and III
(d) All of these
225 Q) Which of the following will form a new species?
(a) Interbreeding
(b) Random mating
(c) Connecting links
(d) Variations
226 Q) Which one of the following sets of elements was primarily responsible for the origin of life on the Earth?
(a) Hydrogen, oxygen and sodium
(b) Carbon, hydrogen and nitrogen
(c) Oxygen, calcium and phosphorus
(d) Carbon, hydrogen and potassium
227 Q) "Select the correct answer
I. Ornithine II. Arginine III. Citrulline IV. Alanine
Which of the amino acids given above are involved in the ornithene cycle of human beings?"
(a) I, II, III and IV
(b) I, II and III
(c) II and III
(d) III and IV
228 Q) Which of the following commercial form of hormone is used in sterile cows to induce lactation?
(a) Thyroxine
(b) Oxytocin
(c) Vasopressin
(d) Relaxin
229 Q) What is the amount of blood filtered by the kidney within a minute?
(a) 1200 ml
(b) 1600 ml
(c) 600 ml
(d) 800 ml
230 Q) "Assertion (A) The male anopheles does not spread malaria.
Reason (R) It does not carry plasmodium."
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
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