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ST. XA'\l'IER'S INSTITUT[QN, P.ARIIIA.TI RRIIUlBSAL TEST- 2023-202.\ BIOLOEIY' CLASS-X Maximum Marks: 80 Time allowed: Two hours Answers to this Paper must be written on the paper provided separately. You will not be allowed to write during first 15 minutes. This time is to be spe11t in reading tl,e question paper. The time give11 al the head of tl,is Paper is the time allowed for writing the answers. Section A is compulso,J'. Attempt any four questions from Section B. The intended marks for questions or parts of questions are given in brackets []. SECTION - A ( 40 MARKS) COMPULSORY Choose the correct answer to the questions from the given options [15) (Do Not copy the questions, write the correct answer only) ~Yellow colour of urine is due to a) Uric Acid b) Melanin ;.c) Urochrome d) Bile ,Ji{which of the following pair of brain parts and its function is not correctly matched a) Cerebrum : Memory b) Cerebellum : Balance of the body c) Medulla : Regulates activity of internal organs -<i) Pons : Visual processing " Which of these is NOT a Response ,a) Knee Jerk b) Stretching of intestinal wall when food bolus enters c) Sneezing d) Contraction of intestinal wall pushing food along J1')If we are not able to read a text book clearly kept on table but can read the text by bringing it near the naked eye , we might be suffering from: ,a) Myopia b) Hyperrnetropia c) Corneal opacity d) Astigmatism ~ e r s o n may develop large nose and t.hick l'.ps due to condition called a) Gigantism ~Acromegaly c) Ast1grnat1sm ---cl) Myxoedema
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