Title ORIGIN & EVOLUTION.pdf ✅

Evolution  Digital www.allendigital.in [ 45 ] ORIGIN OF LIFE 1. Primitive atmosphere was made up of the mixture of : (1) Oxygen, ammonia, methane, water (2) Hydrogen, ammonia, methane, oxygen (3) Hydrogen, steam, methane, ammonia (4) Oxygen, methane, water, nickle 2. Which compounds were formed in the direction of the origin of life ? (1) Urea, nucleic-acid (2) Urea, amino-acid (3) Proteins, nucleic-acid (4) Protein, amino-acid 3. What is most important for origin of life ? (1) Carbon (2) Oxygen (3) Water (4) Nitrogen 4. Pasteur succeeded in disproving the theory of spontaneous generation because : (1) The laboratory was clean (2) He pulled out the neck of flask into a tube (3) He was lucky (4) Yeast used in flask were dead 5. Now the basis of origin of life is : (1) Spontaneous generation (2) God's desire (3) Sunlight on mud (4) None of them 6. Oxygen in atmosphere has been formed by: (1) Evaporation of water (2) Photosynthesis of blue green algae (3) Metabolism of microorganisms (4) Decaying organisms 7. Primitive atmosphere was reducing because : (1) Hydrogen atoms were few (2) Hydrogen atoms were active and in greater number (3) Nitrogen atoms were more (4) Oxygen atoms were more 8. Who called larger colloidal particles of primitive sea as coacervates ? (1) Fox (2) Oparin (3) Empedocles (4) Haldane 9. Who called water of primitive sea as pre biotic soup ? (1) Haldane (2) Oparin (3) Fox (4) Huxley 10. Oparin's theory is based on : (1) Artificial synthesis (2) Spontaneous generation (3) God's will (4) All 11. Which biologist gave most logical biochemical theory of origin of life ? (1) Urey (2) Oparin (3) Stanley Miller (4) Haeckel 12. It is believed that the first organisms which inhabitated earth's surface were : (1) Autotrophs (2) Mixotrophs (3) Heterotrophs (4) Chromatotrophs 13. A compound having very important role in prebiotic evolution was : (1) SO2 (2) CH4 (3) SO3 (4) NO 14. Under certain conditions scientists have obtained non-cellular structures. These are known as : (1) Microbes (2) Protists (3) Coacervates (4) Prebiotic soup 15. Who did an experiment to prove that "The organic compounds were the basis of life"? (1) Darwin (2) Stanley Miller and Harold C. Urey (3) Melvin (4) Fox 16. Due to discovery of which of the following in 1980, the evolution was termed as RNA world? (1) m-RNA , t-RNA, r-RNA synthesise proteins (2) In some virus RNA is genetic material (3) RNA has enzymatic property (4) RNA is not found in all cells 17. First life on earth was :- (1) Cyanobacteria (2) Chemoheterotrophs (3) Autotrophs (4) Photoautotrophs Exercise - I
NEET : Biology [ 46 ] www.allendigital.in  Digital 18. Which of the following is favourite idea of astronomers ? (1) Special creation theory (2) Cosmic panspermia (3) Biogenesis (4) Abiogenesis 19. During chemical evolution, key biological compounds were synthesised :- (1) in the atmosphere (2) along the ocean shore (3) in the ocean (4) none of the above 20. Big bang theory was proposed by : (1) Kant (2) Miller (3) Lemaitre (4) Darwin 21. Miller and Urey performed an experiment to prove the origin of life. They took gases NH3 and H2 along with : (1) N2 and H2O (2) H2O and CH4 (3) CH4 and N2 (4) CO2 and NH3 22. Abiogenesis is the : (1) origin of life from non-living material (2) origin of life from living organism (3) origin of viruses and microbes (4) none 23. Most modern hypothesis regarding origin of life was given by : (1) Wallace (2) Hugo de Vries (3) Oparin (4) Charles Darwin EVIDENCES OF ORGANIC EVOLUTION 24. Peripatus is connecting link between : (1) Mollusca and Arthropoda (2) Flat worms and annelida (3) Annelida and Arthropoda (4) Reptilia and Mammalia 25. According to recapitulation theory which statement is correct :- (1) Development of individual metazon shown embryonic characters of ancestors. (2) Ontogeny repeats phylogeny (3) Germplasm is immortal (4) Every organisms is produced by its parents 26. Which of the following set has homologous organs ? (1) Hands of man, monkey and kangaroo and trunk of elephant (2) Wings of insects, birds and bats (3) Hind limbs of grasshopper, horse and bat (4) Mouthparts of cockroach, mosquito and honey bee 27. Who was the first to explain recapitulation theory ? (1) Weismann (2) Haeckel (3) Darwin (4) Malthus 28. Connecting link between protozoa and one- celled plants is : (1) Paramecium (2) Euglena (3) Amoeba (4) Trypanosoma 29. Connecting link between annelida and mollusca: (1) Cuttle fish (2) Octopus (3) Neopilina (4) Nautilus 30. Which of the following sets do not have homologous organs ? (1) Wings of mosquito and butterfly (2) Wings of butterfly and bat (3) Mouth parts of cockroach and butter fly (4) None of them 31. Wings of locust, pigeon, and bat are example of : (1) Vestigial organs (2) Analogous organs (3) Homologous organs (4) Exoskeleton 32. Homology is exhibited by : (1) Wings of butterfly, birds and bat (2) Paddle of whale, forearm of horse and forelimbs of man (3) Tail of monkey and bird (4) Sting of scorpion and honey bee 33. Golden age of Dinosaurs was during : (1) Cenozoic era (2) Palaeozoic era (3) Archeozoic era (4) Mesozoic era 34. Evolution of birds and mammals occured in: (1) Eocene and oligocene periods (2) Silurian and devonian periods (3) Carboniferous and Permian periods (4) Cretaceous and triassic periods
Evolution  Digital www.allendigital.in [ 47 ] 35. The mesozoic era of earth is called the : (1) Age of amphibians (2) Age of armoured fishes (3) Age of primitive man (4) Age of ruling reptiles 36. An era "age of birds and mammals" is : (1) Mesozoic (2) Palaeozoic (3) Cenozoic (4) Cretaceous 37. Origin of life took place in which of the following era/period ? (1) Mesozoic (2) Palaeozoic (3) Precambrian (4) Proterozoic 38. Famous palaeontologist/Palaeobotanist of India was: (1) P. Maheshwari (2) S.R. Kashyap (3) B. Sahni (4) B.P. Pal 39. Homologous organs are (1) Dissimilar origin and dissimilar structures (2) Dissimilar origin but similar functions (3) Similar origin with similar or dissimilar functions (4) Similar origin with dissimilar functions 40. Human hand, wing of bat and flipper of whale represent (1) Analogous organs (2) Vestigial organs (3) Homologous organs (4) Evolutionary organs 41. Dinosaurs disappeared during : (1) Jurassic (2) Triassic (3) Cretaceous (4) Permian 42. A connecting link between reptiles and birds is: (1) Archaeopteryx (2) Platypus (3) Java ape man (4) Whale 43. Evolution of heart from one to two, three and four chambered proves :- (1) Biogenetic law of Haeckel (2) Lamarckism (3) Hardy weinberg's law (4) Neo Darwinism 44. Mammals like reptile originated in:- (1) Jurassic (2) Triassic (3) Cretaceous (4) Permian 45. Which evidence of evolution is related to Darwin's finches ? (1) Evidences from biogeographical distribution (2) Evidences from vestigeal organs (3) Evidences from embryology (4) Evidences from palaeontology 46. Similarities in organisms with different genotype indicate :- (1) Microevolution (2) Macroevolution (3) Convergent evolution (4) Divergent evolution 47. Birbal Sahni was a :- (1) zoologist (2) founder of Central Drug Research Institute (CDRI) (3) ornithologist (4) palaeobotanist 48. Potato and sweet potato :– (1) have edible parts which are homologous organs (2) have edible parts which are analogous organs (3) have been introduced in India from the same place (4) are two species of the same genus 49. The first modern birds appeared during the:- (1) Cretaceous period (2) Jurassic period (3) Triassic period (4) Carboniferous period 50. Fossils are : (1) animals living in burrows (2) remnants of extinct animals and plants (3) floating organisms (4) fast runners 51. The age of fossils is determined by : (1) analysis of bones (2) radioactive C14 dating (3) electron microscopy (4) weighing the fossils 52. Missing link in evolution is : (1) Peripatus (2) Limulus (3) Pheretima (4) Archaeopteryx
NEET : Biology [ 48 ] www.allendigital.in  Digital 53. Convergent evolution of two species is associated with: (1) analogous organs (2) recent common ancestor (3) homologous organs (4) different habitat 54. Organs which have the same fundamental structure but are different in function, are called ? (1) vestigial organs (2) homologous organs (3) analogous organs (4) homoplastic organs 55. Wings of insects and wings of birds are the examples of : (1) Analogy (2) Homology (3) Serology (4) Mimicry 56. Archaeopteryx, a transitional fossil between birds and reptiles was discovered from the rocks of following period : (1) Jurassic (2) Archeozoic era (3) Cretaceous (4) Triassic 57. Flippers of seal are modified : (1) fins (2) hindlimb (3) forelimb (4) gills 58. Darwin's finches are an example of : (1) Divergent evolution (2) Adaptive radiation (3) Allopatric speciation (4) All of these THEORIES OF ORGANIC EVOLUTION 59. Theory of evolution is mainly concerned with: (1) Spontaneous generation (2) Theory of special creation (3) Gradual change (4) Conditions of environment 60. Change with descent is the basis of which theory ? (1) Recapitulation theory (2) Oparin's theory (3) Theory of organic evolution (4) Cell theory 61. Name of the scientist who gave Mutation Theory: (1) Wallace (2) Malthus (3) Darwin (4) De Vries 62. Darwin's Theory of Natural Selection was based on: (1) Inheritance of acquired characters (2) Mutation (3) Enormous rate of reproduction in organisms, struggle for existence and survival of the fittest (4) Changes due to the use and disuse of organs 63. Snakes do not have legs because : (1) Legs are lost during their entry in tunnels (2) Legs are lost during evolution (3) The ancestors of reptiles did not have legs (4) There are no legs in lizards 64. One of the revolutionary concepts in biology was Charles Darwin's 'Origin of Species'. It deals with (1) Gene mutation (2) Use and disue of organs (3) Germplasm Theory (4) Natural selection leading to the survival of the fittest 65. Which of the following is responsible for evolution according to Neo-Darwinism ? (1) Mutation (2) Natural selection (3) Mutation and Natural selection (4) Either (1) or (2) 66. A Scientist kept 69 generations of Drosophila in darkness even after that the flies had normal eyes, this disproves the law of : (1) Synthetic theory (2) Natural selection (3) Germplasm theory (4) Acquired characters are inherited 67. The ultimate source of variation is : (1) Mutation (2) Sexual reproduction (3) Natural selection (4) Hormonal action