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Important Questions

Human Evolution

ICSE · Class 12 · Biology

Most important questions from Human Evolution for ICSE Class 12 Biology board exam 2026. MCQs, short answer, and long answer questions with marks.

60 questions34 flashcards

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A timeline illustrating the major stages and species in human evolution, including their approximate time of existence, brain capacity, and key characteristics.
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60 Questions·
mcq

Sample Questions

1mcq

The Miller-Urey experiment simulated early Earth conditions and produced:

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Amino acids and organic molecules

Miller and Urey (1953) used H₂, CH₄, NH₃, and H₂O with electric sparks (simulating lightning) and produced amino acids and other organic molecules, supporting the Oparin-Haldane hypothesis of chemical evolution.

2mcq

Lamarck's theory of evolution was based on:

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Inheritance of acquired characteristics

Lamarck proposed that characteristics acquired during an organism's lifetime are passed on to offspring. This theory was later disproved, as acquired characters are not heritable.

3mcq

Which hominid is called "Handy Man" and was the first to make stone tools?

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Homo habilis

Homo habilis ("Handy Man") is so named because it was the first hominid known to make and use stone tools (Oldowan culture). It lived about 2.5–1.5 million years ago in Africa.

4mcq

Darwin's theory of evolution is based on:

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Natural selection and survival of the fittest

Darwin's theory: heritable variation exists in populations; individuals with favourable variations survive and reproduce more successfully (natural selection), passing on their traits to future generations.

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Frequently Asked Questions

What are the important topics in Human Evolution for ICSE Class 12 Biology?
Key topics in Human Evolution include Human Evolution Timeline, Complete Human Evolutionary Sequence, Evolutionary Divergence from Dryopithecus. These are the concepts ICSE Class 12 examiners draw on most — study them first, then practise related questions.
How to score full marks in Human Evolution — ICSE Class 12 Biology?
Understand the core concepts first, then work through the 60 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many important questions are there in Human Evolution?
There are 60 practice questions available for Human Evolution. These cover multiple question types including MCQs, short answer, and long answer questions.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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