XII Biology Evolution Online Test Mdcat-2024

Instructions for Chapter Evolution Online Test Mdcat-2024:

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NameEmailPhone Number

1 / 50

1. Carl Linnaeus was known for his work in what?

a) Genetic drift

b) Variation

c) EpigeneticsEpigenetics

d) Taxonomy

2 / 50

2. A living example of Evolution is what?

a) Resistance of Bacteria to Antigens

b) Resistance of Bacteria to Antibodies

c) Resistance of Bacteria to Antibiotics

d) Resistance of Bacteria to Immunoglobulins

3 / 50

3. Darwin observed that different types of Organisms were found on Either side of geographic barriers, the barriers were preventing what?

a) Genetic Drift

b) Gene flow

c) Mutation

d) Sexual selection

4 / 50

4. A population of 200 individuals has a gene with Two Alleles (G and g). If 100 alleles in the population are (g), then the frequency of the (g allele) in this population will be what?

a) 1.0

b) 0.5

c) 0.25

d) 0.1

5 / 50

5. Archaeopteryx suggests what?

a) Ancestral reptiles Turn into Ancestral Birds

b) Ancestral Birds Turn into Early reptiles

c) Ancestral Birds Turn into Ancestral Reptiles

d) Ancestral Reptiles turn into early birds

6 / 50

6. In biology, the term Evolution refers to what?

a) Simple to Simple

b) Complex to Simple

c) Complex to much complexComplex to much complex

d) Simple to Complex

7 / 50

7. Reptile-like character in Archaeopteryx was what?

a) Vertebrae in tail

b) Airfoil wing with contour Feathers

c) Wings

d) Feathers

8 / 50

8. When a separated group is much smaller and becomes geographically isolated to reproduce, it is known as what?

a) Sympatric

b) Allopatric

c) Peripatric

d) None

9 / 50

9. The major driving force of Speciation is what?

a) Fittest Genotype

b) Fittest Phylogenetic Variation

c) Fittest character

d) Favorable trait for other Environments

10 / 50

10. Individual of Population slightly Differ from each other to ensure what?

a) Reproduction

b) Survival

c) Variability

d) Both A and B

11 / 50

11. Lamarck termed Adaptive features as what?

a) Use and Disuse of Organs

b) Acquired characters

c) Somatic features

d) Features of Adaption

12 / 50

12. On a fundamental level, Lamarck was explaining what?

a) Genetics

b) Variation

c) Dominance of Trait

d) Epigenetics

13 / 50

13. Neodarwinism Explains Origin of species On what?

a) Biogeography

b) Molecular biology

c) Paleontology

d) Genetic basis

14 / 50

14. The geologist who gave theory of uniformitarianism which inspired darwin was?

a) Charles Lyell

b) James Hutton

c) Thomas Malthus

d) Lynn Morgulus

15 / 50

15. In the absence of Natural selection, genetic drift, and Gene flow lead to what?

a) Homogeneity

b) HeterogeneityHeterogeneity

c) Bottleneck effect

d) Founder effect

16 / 50

16. P^2 in the Hardy-Weinberg theorem is what?

a) Homozygous Dominant

b) Heterozygous Recessive

c) Homozygous Recessive

d) Heterozygous Dominant

17 / 50

17. Arm of Man and Wings of Bat suggest what?

a) Similar anatomy

b) Similar Structure

c) Similar origin

d) All of these

18 / 50

18. Membrane invagination theory suggests that what?

a) Large prokaryote ingested aerobic bacteria but rather than Digesting it started living with it

b) Cell membrane of Eukaryotes invaginated to form true nucleus

c) Cell membrane of Prokaryotes invaginated to form True nucleus

d) B and C are correct

19 / 50

19. Which traits are not true for Archeobacteria?

a) High Heat tolerance

b) Lived in hydrothermal vents

c) Had Anabolic Metabolism

d) All are true traits for Archeobacteria

20 / 50

20. Natural selection decreases ___ traits and increases ___ traits.

a) Divergent traits , Convergent traits

b) Favorable traits , Convergent traits

c) Unfavorable traits , favorable traits

d) A and C are correct

21 / 50

21. Which is not true for the struggle of existence?

a) Not all individuals Survive

b) All survivors reproduce

c) Struggle of population of the same species is intraspecific struggle

d) Both B and C are not true

22 / 50

22. Analogous Organs are termed as what?

a) Divergent Evolution

b) Convergent Evolution

c) Homology Evolution

d) Both A and B

23 / 50

23. Life forms originated from what?

a) Water

b) Hot springs

c) Hydrothermal Vents

d) All of these

24 / 50

24. The theory of natural selection was lacking what?

a) Modern genetics

b) Anatomy

c) Biogeography

d) Molecular biology

25 / 50

25. The traits making better chances of Survival are what?

a) High traits

b) Adaptive traits

c) Varied traits

d) Intraspecific traits

26 / 50

26. The main driving force of Natural selection is what?

a) Variation

b) Differential ReproductionDifferential Reproduction

c) Asexual reproduction

d) Both A and B

27 / 50

27. Character of individuals is termed as what?

a) Gene

b) Trait

c) Gene pool

d) Genotype

28 / 50

28. The study of extinct species via fossilization is evidence from what?

a) Molecular biology

b) Biogeography

c) Paleontology

d) Anatomy

29 / 50

29. Archaeopteryx is a relation between what?

a) Reptiles and Reptiles

b) Reptiles and Aves

c) Reptiles and Homo sapiens

d) Reptiles and bats

30 / 50

30. When Darwin landed on the Galapagos Island, he saw Adaptation of Finches in what?

a) Head in terms of size

b) Beak in terms of size and shape

c) Feathers in terms of shape and size

d) Both B And C

31 / 50

31. What was the drawback of Lamarckism?

a) No concrete experimental support

b) Idea of Effect on Somatic Cells

c) Fail to account for Variation in species

d) All of these

32 / 50

32. Darwin was what?

a) Biologist

b) Geologist

c) Naturalist

d) All of these

33 / 50

33. Struggle between individuals of the same Species is known as what?

a) Interspecific struggle

b) Intraspecific struggle

c) Variation struggle

d) All of these

34 / 50

34. Population Decrease due to volcanic eruption leaving few to reproduce is what?

a) Founder effect

b) Type of genetic Drift

c) Bottleneck effect

d) Both B and C

35 / 50

35. Genetic drift can be referred to as what?

a) Natural selection

b) Neutral selection

c) Highly Variated Selection

d) Mutant Alleles

36 / 50

36. Which is True for Genetic Drift?

a) Stronger in Gene flow

b) Stronger in Large population

c) Stronger in small population

d) Stronger in Large population with High Variation

37 / 50

37. Thomas Malthus was a what?

a) Economist who gave ideas on Human population

b) Geologist who gave ideas on fossilization

c) Ecologist who gave ideas on Animal Behavior Of Variation

d) A doctor who studied on Rats for Red Eye Gene

38 / 50

38. A very common way of speciation is what?

a) Peripatric

b) Allopatric

c) Sympatric

d) Parapatric

39 / 50

39. Behavioral reproductive isolation is what?

a) Peripatric

b) Allopatric

c) Sympatric

d) Parapatric

40 / 50

40. In Descent with modification, the trunk of the tree represents what?

a) Species

b) Ancestry of Species

c) Common Ancestry of all life

d) ALL OF THESE

41 / 50

41. Exchange of Genes between different populations of the same Species is called what?

a) Gene flow

b) Gene drift

c) Mutation

d) Bottleneck effect

42 / 50

42. Which is not true for the Hardy-Weinberg Theorem?

a) q^2 represents recessive homozygous

b) Mathematical gene frequency of Population

c) Variation remains constant from one gen to the next gen in the presence of disturbing force

d) The theorem can be represented as P+q=1

43 / 50

43. Neodarwinism is also known as what?

a) Modern Synthetic Theory of genetics

b) Modern Synthetic theory Of natural selectionModern Synthetic theory Of natural selection

c) Modern world theory about ecology

d) Modern World theory of Species

44 / 50

44. The flipper of a Dolphin and the arm of a man are examples of what?

a) Homologous Organ

b) Analogous organ

c) Flipper organ

d) Both A and B

45 / 50

45. Organs similar in structure but different in functions are what?

a) Homologous Organ

b) Analogous organ

c) Flipper organ

d) Both A and B

46 / 50

46. Evidence from Anatomy is an example of what?

a) Divergent Evolution

b) Convergent Evolution

c) Analogous organs

d) All of these

47 / 50

47. Earth's seven continents were once together called what?

a) Orcheo

b) Fixity

c) Pangea

d) Antarctica

48 / 50

48. Which of the following gives evidence of evolution from Molecular biology?

a) Transition between base triplets of DNA and amino acid in protein is Universal in all Organisms

b) Distribution of different Species on earth

c) Fossils Found In earth crust

d) Archaeopteryx, which is a mix of Bird and reptile

49 / 50

49. George Buffon implemented the idea of what?

a) Geological Mapping of Earth

b) Geological Time scale

c) Evolution

d) Geology of Solar system

50 / 50

50. Evolution is the gradual change and development of what?

a) Earth

b) solar system

c) living things

d) All of these

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Instructions for Chapter Evolution Online Test Mdcat-2024:

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