GATE Life Sciences 2019 Zoology Model Question Paper 06 GATE XL Model Questions GATE XL Previous Year Papers Welcome to GATE XL 2019 (GATE XL Zoology Mock Test 06) 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. Hypertrophy in the anterior pituitary in adults leads to: Cretinism Dwarfism Acromegaly Gigantism2. The phenotype ‘A’ has a selective advantage over ‘B’, ‘B’ has over ‘C’ and ‘C’ has over ‘A’. The condition is like “paper-scissor-rock”. Under such condition in nature: All phenotypes would be selected Only A and C would be selected A and B together selected Only B would be selected3. Perennial habit among trees would be more preferred under conditions High survival during sapling stage and high during adult Low survival during sapling stage and low during adult Low survival during sapling stage and high during adult High survival during sapling stage and high during adult4. In case of parasites that require multiple hosts to complete their life cycle, what does definitive host mean? It is the host that harbors the sexual stages of the parasite It is the host in which the parasite remains in the dormant stage It is the host in which the parasite reproduces sexually It is the host in which the parasite feeds5. Uricotelism is an adaptation for: Marine habitats Conserving water Conserving salt High altitudes6. Among the following which groups of organisms are not uricotelic? Insects Mammals Reptiles Birds7. Biomass turnover time is the ratio between biomass and productivity of an ecosystem. Which of the following forests should have the highest biomass turnover time? Tropical wet forests Boreal forests Tropical dry forests Temperate deciduous forests8. Praying mantis is a good example of : Camouflage Mullerian mimicry Warning colouration Social insect9. Nitrates are converted into nitrogen by: Denitrifying bacteria Nitrifying bacteria Nitrogen-fixing bacteria Ammonifying bacteria10. If the mean and the median pertaining to a certain character of a population are of the same value, the following is most likely to occur: A T -shaped curve A bi-modal distribution A skewed curve A normal distribution11. Among the following which group of animal does not belong to Deuterostomes? Brachypoda Echinodermates Chordates Nematodes12. When two species of different genealogy come to resemble each other as a result of adaptation, the phenomenon is termed: Co-evolution Divergent evolution Microevolution Convergent evolution13. Which one of the following is the correct sequence of the regions of the embryonic brain in vertebrates? Mesencephalon, Diencephalon, Rhombencephalon, Telencephalon Diencephalon, Mesencephalon, Rhombencephalon, Telencephalon Telencephalon, Diencephalon, Mesencephalon, Rhombencephalon Rhombencephalon, Telencephalon, Mesencephalon, Diencephalon14. The rate of molecular evolution would be least in: Flanking regions of genes Nonsynonymous changes in codon Synonymous change in codon Introns of genes15. Pearl oysters are obtained from the genus: Pila Pinctada Oysteria MytilusYou 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… GATE XL Bioche.GATE XL Micro.GATE XL BotanyGATE XL ZoologyGATE XL Food Tec.GATE EY EcologyCSIR JRF NETICMR JRFDBT BET JRFGATE - BTIIT JAM - BTIIT JAM - BLGS - BiologySET - BotanySET - ZoologyNEET Get our Updates on GATE XL Papers 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: GATE 2018 – XL Life Sciences Zoology Mock Test 01 (Free Online Practice Questions) GATE XL 2018 Zoology Mock Test 02 (Model Questions) GATE 2018 – XL Zoology Model Questions 03 GATE XL 2018 – Life Sciences Zoology Model Question Paper 04 GATE XL Life Sciences Zoology Model Question Paper 05 GATE XL Botany Model Question Paper 05 Posted in GATE Life Sciences (XL), GATE Zoology Mock Test, Mock (Practice) Tests and tagged GATE 2019, GATE 2019 Mock Test, GATE Life Sciences, GATE Practice Questions, GATE Zoology Mock Test.