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Evolution BIOLOGY - Evolution

Rajasthan Board (RBSE) - STD 12 Science - BIOLOGY (Rajasthan - English Medium). 136 questions in this chapter.

Question types

Evolution question types

136 questions across 6 question groups — pick any mix to generate a BIOLOGY paper with step-by-step answer keys.

136
Questions
6
Question groups
5
Question types
Sample Questions

Evolution questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 2M.C.Q (0.5 Marks)1 Mark
Natural selection, the fittest members of our modern understanding:
  • A
    which have maximum capacity of adaptation according to endochemist.
  • B
    who have maximum number of dewandents
  • C
    which produce many offsprings but only a few of them ridicule to sexual maturity
  • ✓
    which have maximum capacity to withstand specific environmental conditions

Answer: D.

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Q 3M.C.Q (0.5 Marks)1 Mark
Which structures have only analogous organs in the given set?
  • A
    Mandibles of cockroach, mosquito and bees
  • B
    Hands of man, monkey and kangaroo
  • ✓
    Wings of bats, bird and bee
  • D
    Hindlegs of Horse, Grasshopper and Bat

Answer: C.

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Q 4M.C.Q (0.5 Marks)1 Mark
Which of these compounds evolved towards the origin of life on Earth?
  • A
    Proteins and Amino acids
  • ✓
    Proteins and Nucleic Acids
  • C
    Urea and Amino Acids
  • D
    Urea and Nucleic Acid

Answer: B.

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Q 131 Marks Question1 Mark
What kind of organs are the thorn of Bougenvillia and the tendril of cucurbita? What type of development has brought about such similarity in them?
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Q 171.5 Marks Questions2 Marks
The process of evolution of different species starts from one point in a geographical area and spreads to other geographical areas. Explain with examples.
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Q 213 Marks Question3 Marks
From where the fossils of Neanderthal man were found? Also write its characteristics.###Write two characteristics of the mental capacity and lifestyle of Neanderthal humans.
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Q 294 Marks Questions4 Marks
Using various resources such as your schood library or the internet and discussions with your teacher, trace the evolutionary stages of any one animal, say horse.
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