TIFR GS Biology Mock Test 01 with Answer Key GS Biology Previous Year Papers TIFR GS Biology Mock Tests Welcome to GS Biology (GS Biology Mock Test 01) This Mock Test consists of 15 questions in MCQ format. At the end of the mock test, you have to click on the 'SUBMIT' button to see your Score and the Correct Answers. Please click on the 'NEXT' button to Start the Mock Test... 1. The ABO blood groups in humans are controlled by the gene I. It has three alleles − IA, IB and i. Since there are three different alleles, six different genotypes are possible. How many phenotypes can occur? Four Two One Three2. Which of the following is NOT an adaptation of hydrophytes? Ill developed stomata Extensive root growth Plenty of aerenchyma Less-developed mechanical tissue3. The nerve centres in the brain which control the body temperature and the urge for eating: Hypothalamus Cerebellum Thalamus Pons4. A membrane bound enzyme that catalyzes the formation of cAMP from ATP is: MAP Cyclase ATP phosphorylase Kinase Cyclase Adenyl cyclase5. Which of the following statement is true regarding the transport of CO2 in the body? Hemoglobin carries about 20 − 25 percent of CO2 CO2 is completely transported by hemoglobin CO2 is completely transported through plasma Hemoglobin transport 99.5 percent of O26. The common nitrogen-fixing microorganism in paddy fields is: Azospirillum Oscillatoria Frankia Rhizobium7. During mitosis ER and nucleolus begin to disappear at: Early prophase Late prophase Late metaphase Early metaphase8. If the fertilized egg of a plant has 40 chromomes, the number of chromosomes present in the pollen mother cell will be: 80 160 40 609. The low Ca2+ ion concentration in the body fluid may be the cause of: Tetany Anaemia Angina pectoris Gout10. Darwin's finches are a good example of: Divergent evolution Convergent evolution Adaptive radiation Connecting link11. The main function of goblet cells are: Secretion of sebum from the sebaceous glands Production of somatostatin Maturation of sperms Smooth movement of food down the intestine12. The study of migration of birds is known as Phenology Pedology Odentology Phrenology13. The satellite DNA can be effectively used in: Organ transplantation Genetic engineering Sex determination Forensic science14. Which of the following element plays an important role in the nitrogen fixation process? Manganese Molybdenum Zinc Copper15. The transfer of pollen grains from the anther to the stigma of another flower of the same plant is called: Learn more: Difference between Self-pollination and Cross-pollination Geitonogamy Xenogamy Karyogamy AutogamyYou have reached at the End of this Mock Test. Please Click 'SUBMIT' button to see your Score and the Correct Answers... More Online Mock Tests… Please follow the links below… CSIR JRF NETICMR JRFDBT BET JRFGATE - BTGATE XL Bioche.GATE XL Micro.GATE XL BotanyGATE XL ZoologyGATE XL Food Tec.GATE EY EcologyIIT JAM - BTIIT JAM - BLGS - BiologySET - BotanySET - ZoologyNEET Get our Updates on GS BIOLOGY in your E-mail Inbox We will not spam your account… Enter your e-mail address Don’t forget to Activate your Subscription…. Please See Your E-Mail… Browse more in Easy Biology Class… Lecture NotesBiology PPTVideo TutorialsBiology MCQQuestion BankDifference betweenPractical AidsMock Tests (MCQ)Biology Exams If you like this post, Please COMMENT . . . . (below ↓) Please Share with your Friends, Relatives, Students and Colleagues… Related posts: TIFR GS Biology Practice Questions 02 with Answer Key Posted in GS Biology Mock Test, GS Biology Previous Papers (Solved) and tagged GS Biology, GS Biology Mock Test, GS Biology Model Questions, Mock Tests.