Zoology Practice MCQs (Most Important and Expected Questions) Arunachal Pradesh PSC Set 17

Doorsteptutor material for UGC is prepared by world's top subject experts: fully solved questions with step-by-step explanation- practice your way to success.

For complete answers and explanations visit doorsteptutor.com

Q.6 Neurotransmitter are involved in

a. nerve transmissionb. synoptic transmissionc. chemical transmissiond. b & ce. a & c

Answer: D

Q.7 Pepsin is the chemical involved in

a. Protein breakdownb. carbohydrates breakdownc. protein synthesisd. lipid breakdown

Answer: A

Q.8 Food is assimilated into the body from digestive tract in

a. oesophagusb. stomachc. small intestined. rectum

Answer: C

Q.9 Excretory product is produced through the breakdown of

a. proteinb. carbohydratesc. lipidd. all of these

Answer: A

Q.10 Basic process of respiration occurs in

a. lungsb. mitochondriac. blood circulationd. none of these

Answer: B

Q.11 Genetic dominance involves

a. personality dominanceb. better adaptive valuec. a wider population distributiond. all a,b & ce. none of the above


Q.12 Principle of segregation is applicable to

a. Hetrozygous individual onlyb. homozygous indvidual onlyc. Diploid individuald. none of these

Answer: C

Q.13 XXY individual in man is phenotypically a

a. Femaleb. malec. super femaled. super male

Answer: B

Q.14 sex linkage concerns with the gene

a. Responsible for the development of sexb. Associate with some sexc. Located on X chromosome onlyd. located on sex chromosome

Answer: C

Q.15 Cistron is the smallest part of the chromosome working as

a. Mutational unitb. functional unitc. Recombinational unitd. None of these

Answer: B

Q.1 First living organism on this planet was

a. an algal cellb. a virusc. a protozoad. none of these

Answer: D

Q.17 Darwin's theory of natural selection believe in selection of

a. the fittestb. fittersc. better adapted individuald. All of these


Q.18 The raw material for evolution comes from

a. Mutationb. Chromosomal aberrationc. Recombinationd. All of these

Answer: A

Q.19 A group develops to adapt a number of diverse niches.The phenomena is called as

a. Convergent evolutionb. Divergentc. Punctuated evolutiond. none of these

Answer: B