#5 Biology Class 12 Chapter 5 - Origin and Evolution of Life MHTCET / NEET MCQ
Origin and Evolution of Life MHT-CET MCQ
(1) Who proposed that the first form of life could have come from pre-existing nonliving organic molecules ?
(a) Alfred Wallace
(b) Oparin and Haldane
(c) Charles Darwin
(d) Louis Pasteur
Answer -
(b) Oparin and Haldane
(2) The sequence of origin of life may be
(a) Organic materials – inorganic materials – Eobiont – colloidal aggregates – cell.
(b) I norganic materials – organic materials – colloidal aggregates – Eobiont – cell.
(c) Organic materials – inorganic materials – colloidal aggregates – cell.
(d) I norganic materials – organic materials – Eobiont – colloidal aggregates – cell.
Answer -
(b) I norganic materials – organic materials –
colloidal aggregates – Eobiont – cell.
(3) In Hardy-Weinberg equation, the frequency of homozygous recessive individual is represented by –
(a) p2
(b) pq
(c) q2
(d) 2pq
Answer -
(c) q2
(4) Select the analogous organs.
(a) Forelimbs of whale and bat
(b) Flippers of dolphins and penguin
(c) Thorn and tendrils of bougainvillea and Cucurbita
(d) Vertebrate hearts or brains
Answer -
(b) Flippers of dolphins and penguin
(5) Archaeopteryx is known as missing link because it is a fossil and share characters of both
(a) Fishes and amphibians
(b) Annelida and Arthropoda
(c) Reptiles and birds
(d) Chordates and non-chordates
Answer -
(c) Reptiles and birds
(6) Identify the wrong statement regarding evolution.
(a) Darwin’s variations are small and directional.
(b) Mutations are random and nondirectional.
(c) Adaptive radiations leads to divergent evolution.
(d) Mutations are non-random and directional.
Answer -
(d) Mutations are non-random and directional
(7) Gene frequency in a population remain constant due to –
(a) Mutation
(b) Migration
(c) Random mating
(d) Non-random mating
Answer -
(c) Random mating
(8) Which of the following characteristic is not shown by the ape ?
(a) Prognathous face
(b) Tail is present
(c) Chin is absent
(d) Forelimbs are longer than hind limbs
Answer -
(b) Tail is present
(9) .................. can be considered as connecting link between ape and man.
(a) Australopithecus
(b) Homo habilis
(c) Homo erectus
(d) Neanderthal man
Answer -
(a) Australopithecus
(10) The Cranial capacity of Neanderthal man was .......... .
(a) 600 cc
(b) 940 cc
(c) 1400 cc
(d) 1600 cc
Answer -
(c) 1400 cc
(11) Which statement is true for the theory of spontaneous generation ?
(a) Life came from outer space.
(b) Life can arise from dead matter.
(c) Life can arise from non-living things only
(d) Life arises spontaneously by miracle
Answer -
(c) Life can arise from non-living things only
(12) When man makes the selection during animal husbandry and plant breeding programmes, then it is an example of ........ .
(a) reverse evolution
(b) artificial selection
(c) mutation
(d) natural selection
Answer -
(b) artificial selection
(13) Palaeontological evidences for evolution are obtained in the form of .......... .
(a) development of embryo
(b) homologous organs
(c) fossils
(d) analogous organs
Answer -
(c) fossils
(14) The homologous organs such as bones of forelimbs of whale, bat, cheetah and man are similar in structure, because :
(a) one organism has given rise to another
(b) they share a common ancestor
(c) they perform the same function
(d) they have biochemical similarities
Answer -
(b) they share a common ancestor
(15) Which type of evolution gives rise to analogous organs ?
(a) divergent evolution
(b) parallel evolution
(c) genetic drift
(d) convergent evolution
Answer -
(d) convergent evolution
(16) Hardy Weinberg’s equation of genetic equilibrium i.e. (p +q) p2 2pq q2 1 is used in
(a) population genetics
(b) Mendelian genetics
(c) biometrics
(d) molecular genetics
Answer -
(a) population genetics
(17) Which type of rocks show maximum fossils ?
(a) Sedimentary rocks
(b) Igneous rocks
(c) Metamorphic rocks
(d) A ny type of rock
Answer -
(a) Sedimentary rocks
(18) Industrial melanism observed in moth, Biston bitularia shows .......... type of natural selection.
(a) stabilising
(b) directional
(c) disruptive
(d) artificial
Answer -
(b) directional
(19) Variations during mutations of meiotic recombinations are
(a) random and directionless
(b) random and directional
(c) small and directional
(d) random, small and directional
Answer -
(a) random and directionless
(20) Theory of special creation is based on .......... beliefs.
(a) scientific
(b) religious
(c) traditional
(d) mythological
Answer -
(b) religious
(21) Which sentence holds true for theory of biogenesis ?
(a) Living organisms arise from non-living things.
(b) Theory of biogenesis can explain origin of life.
(c) Continuity of life can be explained by this theory.
(d) This theory was disproved by Louis Pasteur.
Answer -
(c) Continuity of life can be explained by this theory
(22) Who gave the Big-Bang theory that explained the origin of life ?
(a) Georges Lemaitre
(b) Oparin and Haldane
(c) Charles Darwin
(d) J.B.S. Haldane
Answer -
(a) Georges Lemaitre
(23) Primitive atmosphere of the earth was of .......... type.
(a) oxidizing
(b) reducing
(c) aerobic
(d) oxido-reducing
Answer -
(b) reducing
(24) What is the meaning of protobiogenesis ?
(a) The origin of life on the earth.
(b) The origin of protozoans on the earth.
(c) The origin of protists on the earth.
(d) The origin of protons of the earth.
Answer -
(a) The origin of life on the earth
(25) What are the first form of life on the earth called ?
(a) Pre-cells or Protobionts
(b) Protoproteins
(c) Coacervates
(d) Chromophores
Answer -
(a) Pre-cells or Protobionts
(26) Which of the following is a landmark in the origin of life ?
(a) Formation of oxygen
(b) Formation of carbohydrates
(c) Formation of proteins
(d) Formation of water
Answer -
(c) Formation of proteins
(27) The first chemicals formed on the earth were .......... etc.
(a) oxygen, CFC, ozone
(b) DNA , RNA and nucleotides
(c) salt, sugar, proteins
(d) water, ammonia, methane
Answer -
(d) water, ammonia, methane
(28) The unique feature of hot dilute soup is that there was no free ……… in it.
(a) nitrogen
(b) oxygen
(c) carbon
(d) sulphur
Answer -
(b) oxygen
(29) On which plant did Hugo de Vries work during his experimentations ?
(a) Hibiscus rosa sinensis
(b) Oenothera lamarkiana
(c) Mirabilis jalapa
(d) Pisum sativum
Answer -
(b) Oenothera lamarkiana
(30) Which one out of the following is a connecting link between fish and amphibian ?
(a) Archaeopteryx
(b) Seymouria
(c) Ichthyostega
(d) Dinosaurus
Answer -
(c) Ichthyostega
(31) Homologous organs always lead to ……… evolution.
(a) convergent
(b) divergent
(c) parallel
(d) radiating
Answer -
(b) divergent
(32) Find the odd one out :
(a) Caecum
(b) Nictitating membrane
(c) Coccyx
(d) Sacrum
Answer -
(d) Sacrum
(33) The most common types of fossils are ……… .
(a) moulds
(b) casts
(c) actual remains
(d) model
Answer -
(c) actual remains
(34) In geological time scale which period showed dominance of reptiles ?
(a) Triassic
(b) Jurassic
(c) Cretaceous
(d) Eocene
Answer -
(b) Jurassic
(35) Which was the period of beginning of modern birds ?
(a) Triassic
(b) Jurassic
(c) Cretaceous
(d) Eocene
Answer -
(c) Cretaceous
(36) Which epoch showed mammals at height of evolution ?
(a) Eocene
(b) Oligocene
(c) Miocene
(d) Pliocene
Answer -
(c) Miocene
(37) When did Holocene began ? (mya = million years ago)
(a) 2 mya
(b) 1 mya
(c) 0.5 mya
(d) 0.01 mya
Answer -
(d) 0.01 mya
(38) Cichlid fishes in Lake Victoria are representatives of .......... type of speciation.
(a) allopatric
(b) sympatric
(c) isolation
(d) random
Answer -
(b) sympatric
(39) Which is the offspring of male horse and female donkey ?
(a) Mule
(b) Hinny
(c) Marino
(d) Baroque
Answer -
(b) Hinny
(40) Which one out of the following is a living fossil ?
(a) Coelacanth
(b) Lung fish
(c) Shark
(d) Rays
Answer -
(a) Coelacanth
(41) Giant cephalopods like Nautilus were present in .......... period.
(a) Silurian
(b) Devonian
(c) Ordovician
(d) Permian
Answer -
(c) Ordovician
(42) First modern birds were formed during .......... period.
(a) Triassic
(b) Jurassic
(c) Cretaceous
(d) Eocene
Answer -
(c) Cretaceous
(43) When did man emerge during evolutionary time period ?
(a) Eocene
(b) Oligocene
(c) Miocene
(d) Pliocene
Answer -
(d) Pliocene
(44) Find the odd monkey out :
(a) Baboons
(b) Gibbons
(c) Macaques
(d) Langurs
Answer -
(b) Gibbons
(45) Who was man with ape-brain ?
(a) Pithecanthropus
(b) Dryopithecus
(c) Australopithecus
(d) Neanderthal man
Answer -
(c) Australopithecus
(46) Who was the first true man ?
(a) Pithecanthropus
(b) Cro-magnon
(c) Australopithecus
(d) Neanderthal man
Answer -
(a) Pithecanthropus
(47) Which one of the following is not present in human beings ?
(a) Scurves in vertebral column
(b) Orthognathus face
(c) Simian gap
(d) Chin
Answer -
(c) Simian gap
(48) Which is the correct sequence of human evolution ?
(a) Australopithecus --->Ramapithecus ---> Homo sapiens ---> Homo habilis
(b) Homo erectus ---> Homo habilis ---> Homo sapiens
(c) Ramapithecus ---> Homo habilis ---> Homo erectus ---> Homo sapiens
(d) Australopithecus ---> Ramapithecus ---> Homo erectus ---> Homo habilis ---> Homo sapiens.
Answer -
(c) Ramapithecus ---> Homo habilis ---> Homo erectus ---> Homo sapiens
(49) Fossils of Homo erectus were obtained in .......... and .......... .
(a) Kenya, Shivalik hills
(b) Java, Peking
(c) A frica, Asia
(d) N eanderthal valley, Taung
Answer -
(b) Java, Peking
(50) Dentition more like that of the modern man was seen for the first time in .......... .
(a) Dryopithecus
(b) Ramapithecus
(c) Australopithecus
(d) Homo habilis
Answer -
(d) Homo habilis
(51) Lemur and Tarsier belongs to .......... .
(a) Prosimi
(b) Hyalobatidae
(c) Pongidae
(d) Homonidae
Answer -
(a) Prosimi
