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Test: Evolution & Classification - UPSC MCQ


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10 Questions MCQ Test Science & Technology for UPSC CSE - Test: Evolution & Classification

Test: Evolution & Classification for UPSC 2024 is part of Science & Technology for UPSC CSE preparation. The Test: Evolution & Classification questions and answers have been prepared according to the UPSC exam syllabus.The Test: Evolution & Classification MCQs are made for UPSC 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Evolution & Classification below.
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Test: Evolution & Classification - Question 1

What is correct about human evolution ?

Detailed Solution for Test: Evolution & Classification - Question 1

Evolution is the change in the inherited characteristics of biological populations over successive generations. Evolution is the gradual development of more complex species from pre-existing simpler forms. Evolution resulted in diversity of organismswhich is influenced by environmental selection

Test: Evolution & Classification - Question 2

Which is not correct regarding the relation of human beings with chimpanzees ?

Detailed Solution for Test: Evolution & Classification - Question 2

Humans did not evolve from apes, gorillas or chimps. We are all modern species that have followed different evolutionary paths, though humans share a common ancestor with some primates, such as the African ape.

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Test: Evolution & Classification - Question 3

Which is not a tool of tracing evolutionary relationships ?

Detailed Solution for Test: Evolution & Classification - Question 3

Evolutionary relationships can be easily traced with the help of tools like time dating, excavating and information about DNA sequences. Historical details of organisms are not helpful in tracing their evolutionary relationships.

Test: Evolution & Classification - Question 4

The first human like creature found in East African grasslands was known as:

Detailed Solution for Test: Evolution & Classification - Question 4

Homo habilis is the earliest known species in the human lineage.  Named in 1964 by Richard Leakey, the term ‘habilis’ refers to ’being handy.’  This name was suggested because the hand and foot remains of this species were of special interest to the anthropologists studying.

Test: Evolution & Classification - Question 5

Selecting for arrested flower development in wild cabbage led to the development of which plant ?

Detailed Solution for Test: Evolution & Classification - Question 5

Some farmers wanted to select for arrested flower development, and have bred broccoli.

Test: Evolution & Classification - Question 6

Among the following which is the most fundamental characteristic of all living organisms?

Detailed Solution for Test: Evolution & Classification - Question 6

The unified cell theory states that: all living things are composed of one or more cells; the cell is the basic unit of life; and new cells arise from existing cells. 

Test: Evolution & Classification - Question 7

Theoretically taking about a common ancestor and making small groups of species on this basis, we keep going

Detailed Solution for Test: Evolution & Classification - Question 7

It is so because we are only in the influence of our culture and heritage and making small groups make us remote and self centered so ultimately not aware of the activities outside of group of species and this overall makes us backward.

Test: Evolution & Classification - Question 8

Identify the incorrect statement:

Detailed Solution for Test: Evolution & Classification - Question 8

The use of feathers by birds for flying means that birds have evolved from reptiles. Dinosaurs had feathers but could not fly using them. Birds, later adapted the feathers for flight. Since, dinosaurs were reptiles, this means that birds have evolved from them.

Test: Evolution & Classification - Question 9

By identifying hierarchies of characteristics between species, we are able to trace:

Detailed Solution for Test: Evolution & Classification - Question 9

Characteristics assist us to trace the evolutionary relationship between organisms. Evolutionary relationships help us to trace who we are more close to and who is our common ancestor.

A group of organisms is similar enough to be thought of together by certain characteristics.

Test: Evolution & Classification - Question 10

Which feature has to be selected in wild cabbage if the vegetable kale has to be artificially bred from it?

Detailed Solution for Test: Evolution & Classification - Question 10

Selecting and breeding wild cabbage plants with slightly larger leaves gave rise to the leafy vegetable called kale.

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