Quiznetik

Biology | Set 17

1. Pick up the correct match I. Core of the earth A. Archaeozoic era II. Life originated B. Fe-Ni III. Stromatolites C. Inter-micromolecular assembly IV. TMC is an example D. Photosynthesizing algae

A. I – B, II – A, III – D, IV – C

B. I – A, II – B, III – C, IV – D

C. I – B, II – D, III – C, IV – A

D. I – A, II – B, III – D, IV – C

Correct : A. I – B, II – A, III – D, IV – C

2. A. Arrhenius considered the panspermia mainly responsible for transfer for germs from other planets to Earth. R. Present day study of meteorities as Allan Hills-84001 knocked out from Mars in Antarctica is rich aromatic hydrocarbons deposited by biological activity.

A. If A and R both are true and R is correct explanation of A

B. If A and R both are true but R is not correct explanation of A

C. If A is true and R is wrong

D. If A is wrong and R is true

Correct : A. If A and R both are true and R is correct explanation of A

3. Coacervates are

A. colloidal droplet

B. contain nucleoprotein

C. (A) and (B)

D. protobiont

Correct : C. (A) and (B)

4. The diagram represents Miller experiment. Choose the correct combination of labelling.

A. A – electrodes, B – NH3 + H2 + H2O + CH4, C – cold water, D – Vacuum, E – U trap

B. A – electrodes, B – NH4 + H2 + CO2 + CH3, C – hot water, D – Vacuum, E – U trap

C. A – electrodes, B – NH3 + H2O, C – hot water, D – tap, E – U trap

D. A – electrodes, B – NH3 + H2 + H2O + CH4, C – steam, D – Vacuum, E – U trap

Correct : A. A – electrodes, B – NH3 + H2 + H2O + CH4, C – cold water, D – Vacuum, E – U trap

5. The earliest organisms were ______.

A. heterotrophic and anaerobic

B. autotrophic and anaerobic

C. heterotrophic and aerobic

D. autotrophic and aerobic

Correct : A. heterotrophic and anaerobic

6. Which one of the following is present today but was absent about 3.5 billion years ago ?

A. Oxygen

B. Nitrogen

C. Hydrogen

D. Methane

Correct : A. Oxygen

7. Coacervates were experimentally produced by .............

A. Sydney Fox and Oparin

B. Fischer and Huxley

C. Jacob and Monod

D. Urey and Miller

Correct : D. Urey and Miller

8. Urey and Miller in their experiment used a mixture of gases corresponding to primitive earth. These were ______.

A. C3, NH3, H2, CO2

B. O2, NH3, CH4, H2

C. NH3, CH4, H2O, CO2

D. CH4, NH3, H2, H2O

Correct : D. CH4, NH3, H2, H2O

9. According to abiogenesis life originate from ______.

A. non-living matter

B. pre-exiting life

C. chemicals

D. extra-terrestrial matter

Correct : A. non-living matter

10. Mega – evolution is ______.

A. Changes in the gene pool

B. evolution due to mutations

C. origin of a new biological group

D. the evolution that takes centuries

Correct : C. origin of a new biological group

11. Evolutionary convergence is characterised by

A. development of dissimilar characteristics in closely related groups

B. development of a common set of characteristics in the groups of different ancestry

C. development of characteristics by random mating

D. replacement of common characteristics in different groups.

Correct : D. replacement of common characteristics in different groups.

12. Parallelism is ______.

A. adaptive divergence

B. adaptive convergence

C. adaptive convergence of far off species

D. adaptive convergence of closely related groups.

Correct : D. adaptive convergence of closely related groups.

13. Mesozoic era is associated with mass extinction of ______.

A. flowering plant

B. trilobite

C. Dodo

D. dinosaurs

Correct : D. dinosaurs

14. Serial homology is exhibited by ______.

A. Organs of same individual occupying different levels of the body

B. Organs of different organisms with same function

C. appendages of various parts of prawn body

D. both (A) and (C)

Correct : D. both (A) and (C)

15. Vermiform appendix in man, nictitating membrane and wisdom teeth are ______.

A. homologous organ

B. analogous organs

C. vestigial organs

D. none of the above

Correct : C. vestigial organs

16. Which one of the following terms would most correctly describe the relationship between the flight organs of animals like locust, bat, swallow, and flying fish ?

A. Atavism

B. Analogous

C. Homologous

D. Vestigeal

Correct : B. Analogous

17. Appearance of facial hair in some people is an example of

A. mongolism

B. analogous organs

C. atavism

D. all above

Correct : C. atavism

18. A living connecting link which provides evidence for organic evolution is ______.

A. Archeopteryx between reptiles and mammals

B. lung fish between pisces and reptiles

C. duck billed platypus between reptiles and mammals

D. Sphenodon between reptiles and birds

Correct : C. duck billed platypus between reptiles and mammals

19. Von baer supports the theory of evolution on the basis of

A. embryological character

B. germs layers

C. somatic variations

D. genetic variations

Correct : A. embryological character

20. Which of the following bird will be called most successfully evolved ?

A. Lays 2 eggs, 2 hatch and 2 reproduce

B. Lays 9 eggs, 9 hatch and 3 reproduce

C. Lays 5 eggs, 5 hatch and 5 reproduce

D. Lays 10 eggs, 5 hatch and 4 reproduce

Correct : C. Lays 5 eggs, 5 hatch and 5 reproduce

21. Biogenetic law states that ______.

A. ontogeny repeats phylogeny

B. phylogeny repeats ontogeny

C. no two living organisms are alike

D. the favourable acquired characters are inherited

Correct : A. ontogeny repeats phylogeny

22. A study of evolution has established the systematic positions in many animals. In some animals chordate characters are absent in adult stage, but present in larval stage, eg. Herdmania has been included in ______.

A. crustacea

B. protochordata

C. dermaptera

D. onychophora

Correct : B. protochordata

23. Many of the animals and plants found on islands are ______.

A. endemic

B. exotic

C. sympatric

D. none of these

Correct : A. endemic

24. The Haeckel’s theory of biogenetic Law means that ______.

A. all organisms start as an egg

B. life history of an organism reflects its evolutionary history

C. nonliving matter from life

D. progeny resembles parents

Correct : B. life history of an organism reflects its evolutionary history

25. The best way of dating fossils recent origin is by ______.

A. radio carbon method

B. uranium lead method

C. potassium argon method

D. a combination of all these

Correct : D. a combination of all these

26. The age of rock is calculated on the basis of ______.

A. types of fossils present

B. number of strata present

C. amount of uranium present

D. none above

Correct : C. amount of uranium present

27. It is not a true fossil.

A. Placoderm

B. Limulus

C. Archeopteryx

D. Therapsid

Correct : B. Limulus

28. all mammals, whale, dolphin, bat, monkey and horse have some common trait, but they also show conspicuous differences. This is due to the phenomenon of

A. normalisation

B. genetic drif

C. convergence

D. divergence

Correct : D. divergence

29. These are some examples of vestigial structures in man

A. wisdom tooth vermiform appendix, hair

B. wisdom tooth, vermiform appendix, coccyx

C. wisdom tooth, head, nails

D. none of these

Correct : B. wisdom tooth, vermiform appendix, coccyx

30. Precipitation test gives evidence from ______.

A. comparative embryology

B. comparative anatomy

C. comparative serology

D. none above

Correct : C. comparative serology

31. In external appearance the krait and lycodon are indistinguishable. This is an example of

A. analogy

B. imitation

C. mimicry

D. homology

Correct : C. mimicry

32. Postanal tail can be traced in ______.

A. cobra

B. earthworm

C. scorpion

D. centipede

Correct : A. cobra

33. The Jurassic period belongs to the ............ era.

A. proterozoic

B. archezoic

C. mesozoic

D. cenozoic

Correct : C. mesozoic

34. Which of the following cannot determine phylogenetic relationships ?

A. Physiology

B. Morphology

C. Biogeography

D. Embryology

Correct : B. Morphology

35. Mark the correct set. Column I Column II I. Slow evolution A. Non-progressive II. Environment is responsible for evolution B. Aristotle III. Homologous C. Bird wing and butterfly wing IV. Analogous organ D. Wing of bird and hose limb

A. I – A, II – B, III – D, IV – C

B. I – B, II – A, III – D, IV – C

C. I – B, II – A, III – C, IV – D

D. I – B, II – C, III – D, IV – A

Correct : A. I – A, II – B, III – D, IV – C

36. A. Ear muscles of external ear in man are poorly developed R. These muscles are useful which move external ear freely to detect sound efficiently.

A. If A and R both are true and R is correct explanation of A

B. If A and R both are true but R is not correct explanation of A

C. If A is true and R is wrong

D. If A is wrong and R is true

Correct : C. If A is true and R is wrong

37. Mesozoic era is called golden period of ______.

A. bird

B. amphibians

C. reptiles

D. pisces

Correct : C. reptiles

38. Which of the following leads to evolution ?

A. Separation of species leading to evolution

B. Differentiation of species

C. Loss of few advanced characters

D. Differentiation and adaption of species as unique entities

Correct : D. Differentiation and adaption of species as unique entities

39. Evolution and natural selection is demonstrated by

A. DDT resistance in mosquito

B. sickel cell anaemia in pygmies

C. industral melanism

D. all above

Correct : D. all above

40. An important evidence in favour of organic evolution is the occurence of

A. homologous and analogous organs

B. homologous and vestigial organs

C. analogous and vestigial organs

D. homologous organs only

Correct : B. homologous and vestigial organs

41. Potato and sweet potato ______.

A. have edible parts which are homologous organs

B. have edible part which are analogous organs

C. have been introduced in India from the same place

D. None of the above

Correct : B. have edible part which are analogous organs

42. Which one is not a vestigial organ in man ?

A. Wisdom teeth

B. Muscles of external ear-pinna

C. Fossa ovalis

D. Ileum

Correct : D. Ileum

43. The tracking of evolutionary history of organisms is ______.

A. ontogeny

B. phylogeny

C. analogy

D. homology

Correct : B. phylogeny

44. An old view about evolution states that the organisms were created by a super organism in the same condition as they exist now. This theory is called ______.

A. theory of special creation

B. theory of natural selection

C. Lamarck’s theory of evolution

D. theory of spontaneous generation

Correct : A. theory of special creation

45. Who gave evolutionary concept of determinants ?

A. Dobzhansky

B. Wright

C. Weismann

D. Lamarck

Correct : B. Wright

46. Darwin’s theory of natural selection is objected, because it

A. stresses upon slow and small variations

B. explains the adaption of certain inherited characters

C. stresses on interspecific competition

D. explains that natural calamities take a heavy annual toll of lives

Correct : B. explains the adaption of certain inherited characters

47. Given : 1 = natural selection ; 2 = variations and their inheritance ; 3 = survival of the fittest ; 4 = struggle for existence. According to Darwinism, which of the following represents the correct sequence of events in the origin of new species ?

A. 1, 2, 3, 4

B. 2, 3, 1, 4

C. 3, 4, 1, 2

D. 4, 2, 3, 1

Correct : C. 3, 4, 1, 2

48. Theory of Lamarck was based on

A. adaptive collision

B. adaptive rediations

C. adaptive modifications

D. none of these

Correct : B. adaptive rediations

49. Darwin’s natural selection is based on

A. variations

B. prodigality, struggle for existence, survival of fittest

C. law of use and disuse

D. law of inheritance of acquired characters

Correct : A. variations

50. Industrial melanism is an example of

A. natural selection

B. mutation

C. adaptive convergence

D. artificial selection

Correct : C. adaptive convergence

51. Which statement is correct ?

A. Lamarck theory – Struggle for existence

B. Darwin theory – Use and disuse of organ

C. Biogentic law – Recapitulation theory

D. Lamarck theory – Theory of continuity of germplasm

Correct : C. Biogentic law – Recapitulation theory

52. Match the correct set. Column I Column II I. Modified form of Lamarckism A. G.L. Stebbins (1950) II. Variation and evolution in plants B. Neo- Lamarckism III. Germinal selection theory C. Etienne Geoffroy IV. Supporter of Lamarck’s theory D. August Welsmann

A. I – A, II – B, III – C, IV – D

B. I – D, II – B, III – C, IV – A

C. I – A, II – B, III – D, IV – C

D. I – D, II – A, III – C, IV – B

Correct : C. I – A, II – B, III – D, IV – C

53. A. Mutations occurring in the germinal cells of the gonads are called germs mutations. R. They are heritable raw materials for natural selection lead to origin of new species.

A. If A and R both are true and R is correct explanation of A

B. If A and R both are true but R is not correct explanation of A

C. If A is true and R is wrong

D. If A is wrong and R is true

Correct : A. If A and R both are true and R is correct explanation of A

54. A. All the finches on the Galapagos Islands descended from common ancestor. R. They show variations only in their beaks as they got adapted to different feeding habits.

A. If A and R both are true and R is correct explanation of A

B. If A and R both are true but R is not correct explanation of A

C. If A is true and R is wrong

D. If A is wrong and R is true

Correct : B. If A and R both are true but R is not correct explanation of A

55. Cosmozoic theory was given by ______.

A. Darwin

B. Richter

C. Aristotle

D. Von Baer

Correct : C. Aristotle

56. Which one of the following phenomena supports Darwin’s concept of natural selection in organic evolution ?

A. Development of transgenic animals

B. Production of ‘Dolly’ the sheep by clothing

C. Prevalence of pesticide resistant insects

D. Development of organs from ‘stem cells’ for organ transplantation

Correct : B. Production of ‘Dolly’ the sheep by clothing

57. Retrogressive evolution is shown by ______.

A. man

B. birds

C. tunicates

D. fish

Correct : A. man

58. Match the correct set. Column I Column II I. Fossil A. 345-405 million years ago II. Devonian period B. Fossillium III. Cambrian period C. 425-500 million years ago IV. Ordovician period D. 500-600 million years ago

A. I – B, II – A, III – D, IV – C

B. I – A, II – B, III – C, IV – D

C. I – B, II – C, III – D, IV – A

D. I – B, II – D, III – C, IV – A

Correct : A. I – B, II – A, III – D, IV – C

59. A. Genetic drift refers to change in allelic frequencies of a gene pool due to chance and occurs both in large and small populations. R. Small populations will, therefore, suffer more than larger ones.

A. If A and R both are true and R is correct explanation of A

B. If A and R both are true but R is not correct explanation of A

C. If A is true and R is wrong

D. If A is wrong and R is true

Correct : A. If A and R both are true and R is correct explanation of A

60. In a population, group of individuals of similar phenotypes are formed due to differential reproduction due to

A. genetic drift

B. natural selection

C. migration

D. selective hybridization

Correct : A. genetic drift

61. Phylogenetic evolution refers to

A. genetic relationship and evolutionary sequence

B. similar habitat

C. natural affinity of genes

D. similar character

Correct : C. natural affinity of genes

62. Genetic drift occurs when few individuals of a colonize, the phenomenon is

A. bottleneck effect

B. assortative matin

C. founder’s effect

D. random mating

Correct : D. random mating

63. Sympatric speciation arises due to

A. non-overlapping population of the same area

B. geographical isolation

C. overlapping population of the same area

D. non-reproductive population of the same area

Correct : D. non-reproductive population of the same area

64. Hardy – Weinberg equilibrium is known to be effected by gene flow, genetic drift, mutation, genetic recombination and

A. evolution

B. limiting factor

C. saltation

D. natural selection

Correct : A. evolution

65. Assertion : According to Hardy – Weinberg Equilibrium, the frequency of an allele remains the same generation after genetation. Reason : The only way to bring about a change is by natural selection.

A. A is correct and R is its explanation.

B. A and R both are correct but R is not an explanation to A

C. A is correct and R is false

D. A is false and R is correct

Correct : D. A is false and R is correct

66. Which is not applicable to the Biological species concept ?

A. hybridization

B. natural population

C. reproductive isolation

D. gene pool

Correct : A. hybridization

67. Mass extinction of the end of Mesozoic era was probably due to ?

A. continental drift

B. the collision of earth with large meteorites

C. massive glaciations

D. change in earth’s orbit

Correct : C. massive glaciations

68. Apes share ............... blood groups with man

A. A, B, AB

B. A, B, O

C. AB, O

D. A and B only

Correct : C. AB, O

69. Present age of human known as ______.

A. atomic age

B. iron age

C. bronze age

D. silver age

Correct : D. silver age

70. Who was the first civilized man ?

A. Cro-magnon man

B. Neanderthal man

C. Java ape man

D. Peking man

Correct : A. Cro-magnon man

71. Leakey and Leakey discovered the fossils of ______.

A. apeman

B. erect man

C. Peking man

D. the tool maker

Correct : A. apeman

72. The correct sequence of course of cultural evolution from cromagnon to modern man is

A. Palaeoilthic – Mesolethic – Neolithic – Bronze – Iron – Atomic

B. Mesolethic – Bronze – Neolithic – Iron – Atomic

C. Palaeolithic – Neolithic – Iron – Bonze – Atomic

D. None above

Correct : A. Palaeoilthic – Mesolethic – Neolithic – Bronze – Iron – Atomic

73. Neanderthal man differs from modern man is ______.

A. receeding jaw

B. protuding jaw

C. could make good tools

D. could make good picture

Correct : A. receeding jaw

74. ‘Piltdown man’ is

A. Hemo habili

B. Eoanthropus

C. ho*mo sapiens

D. Pithecanthropine

Correct : D. Pithecanthropine

75. The most recent in human evolution is ______.

A. mesolithic

B. neolithic

C. upper palaeolithic

D. middle palaeolithic

Correct : D. middle palaeolithic

76. Which one of the following statement is correct ?

A. ho*mo erectus is the ancestor of man

B. Fossils of Cro – magnon has been found in Ethopia

C. Australopithecus is the real ancestor of modern man

D. Neanderthal man is the direct ancestor of ho*mo sapience

Correct : A. ho*mo erectus is the ancestor of man

77. The evolution of genera ‘ho*mo’ occured in

A. pleistocene

B. pliocen

C. miocen

D. oilgocene

Correct : B. pliocen

78. Closest primate to man is ______.

A. gorilla

B. rhesus monkey

C. orangutan

D. lemur

Correct : A. gorilla

79. Which is correct according to cranial capacity from the figure given as examples ?

A. A = 104 cc, B = 355 cc, C = 500 cc, D = 405 cc, E = 1400 cc

B. A = 355 cc, B = 104 cc, C = 500 cc, D = 405 cc, E = 1400 cc

C. A = 104 cc, B = 355 cc, C = 405 cc, D = 500 cc, E = 1400 cc

D. A = 355 cc, B = 104 cc, C = 405 cc, D = 500 cc, E = 1400 cc

Correct : A. A = 104 cc, B = 355 cc, C = 500 cc, D = 405 cc, E = 1400 cc

80. Match the correct set Column – I Column – II A. Old world monkeys 1. Tree shrews, the ancestors of primates B. New world monkeys 2. Wide nistrils and prehensile tail C. Prosimians 3. Narrow nostrils and non prehensile tail D. Simians 4. Monkey and apes A B C D A B C D

A. 2 3 1 4

B. 3 2 1 4

C. 2 1 3 4

D. 1 3 2 4

Correct : C. 2 1 3 4

81. Match the features from the columns Column – I Column – II A. Ape like primate 1. ho*mo erectus B. Ancestor of modern apes 2. Australopithecus C. Connecting link between ape and man 3. Dryopithecus D. First to use fire 4. Propliopethecus A B C D A B C D

A. 3 4 2 1

B. 4 3 2 1

C. 3 4 1 2

D. 4 2 1 3

Correct : B. 4 3 2 1

82. A. Java man and peking men were called ho*mo erectus by Mayer. R. They appeared same as both used fire.

A. A is correct and R is its explanation.

B. A and R both are correct but R is not an explanation to A

C. A is correct and R is false

D. A is false and R is correct

Correct : A. A is correct and R is its explanation.

83. A. From evolutionary point of view, human gestation period is believed to be shortening. R. One major evolutionary trend in humans has been the larger head undergoing relatively faster growth rate in the foetal stage. Read the above statement the answer according

A. If A and R both one correct and R is an explanation to A

B. If A and R both are correct and R is an explanation to A

C. If A is correct and R is wrong

D. If A is wrong and R is correct

Correct : D. If A is wrong and R is correct

84. There are two opposing views about origin of modern man, According to the view ho*mo erectus in Asia were the ancestors of modern man. A study of variation of DNA however suggested African origin of modern man. What kind of observation on DNA variation could suggest this ?

A. Greater variation in Africa than in Asia

B. Variation only in Asia and no variation in Africa

C. Greater variation in Asia than in Africa

D. Similar variation in Africa and Asia

Correct : C. Greater variation in Asia than in Africa

85. The first man to use fire was ______.

A. neanderthal man

B. ho*mo erectus

C. cro-magnon man

D. Australopithecus

Correct : B. ho*mo erectus

86. A human species who were more intelligent than the present human beings

A. Ramapethicu

B. Australopithicus africanus

C. ho*mo erectus

D. ho*mo fossilis

Correct : D. ho*mo fossilis

87. Human evolution actually started in ______.

A. France

B. America

C. Central Asia

D. Africa

Correct : D. Africa

88. Peking man is known as ______.

A. Australopithecu

B. Sinanthropus

C. Pithcanthropus

D. ho*mo sapiens

Correct : B. Sinanthropus

89. Which of the following is correct match regarding cranial capacity and location of respective fossil.

A. Australopithecus – Africa (450 600 CC)

B. Java man – Germany (800 CC)

C. Neanderthal – Africa (500–600 CC)

D. ho*mo sapiens – South east Asia

Correct : A. Australopithecus – Africa (450 600 CC)

90. Which one of the following ancestors of man first time showed bipedal movement ?

A. Australopithecu

B. Cro-magnon

C. Java apeman

D. Peking man

Correct : A. Australopithecu

91. One of the oldest, best preserved and most complete hominid fossil commonly known as ‘Lucy’ belongs to the genus.

A. Oreopithecu

B. Dryopithecus

C. Pithecanthropus

D. Australopithecus

Correct : D. Australopithecus

92. Which of the following is a metabolic waste of nitrogenous substances?

A. NH3,urea,CO2

B. NH3,aranine, urea

C. Urea, NH3, creatinine

D. Urea, oxugen, SO2

Correct : C. Urea, NH3, creatinine

93. Excretion of nitrogenous waste produt is remirolid form occure in

A. ureotelic animals

B. Ammorotelic animals

C. ureotelic animals

D. ammiotes

Correct : C. ureotelic animals

94. In man, the area is mainly produced in

A. Liver

B. Kidneys

C. Gall bladder

D. Spleen

Correct : A. Liver

95. Ascending limb of LOH is Segment to water but nearly imperable to salts

A. FTFT

B. FTTF

C. TFTT

D. FFTF

Correct : A. FTFT

96. Which of the following are uricotelic animals?

A. Rohu and Frog

B. Lizard and Crow

C. Camel and Frog

D. Earthworm and eagle

Correct : B. Lizard and Crow

97. If liver from body is removed then which component of blood increases

A. Ammonia

B. Protein

C. urea

D. Uric acid

Correct : A. Ammonia

98. Man is....

A. Ureotelic

B. Uricotelic

C. Ammonotelic

D. Both b and c

Correct : B. Uricotelic

99. Uric acid is formed in human from

A. purines

B. protines

C. glucose

D. pyrimidines

Correct : A. purines

100. Green glands are excretony in function which are found in

A. Spiders

B. Moth

C. Scropions

D. Prawn

Correct : D. Prawn