Practice free Evolution (Zoology) NEET multiple-choice questions online with instant answers and detailed explanations. No login required.
Flame cells and Malpighian tubules are the analogous organ in
Flame cells are the excretory organs in member of phylum-Platyhelminthes. Which are commonly called as helminths and Malpighian tubules are the excretory organs in member of phylum-Arthropda along with other insect.
Tendrils in plants are an exapmle of
Tendrils in plants are an example of divergent evolution because tendril is a modified axillary branch which modifies itself to support the plant.
Basis of life are
Nucleic acids (DNA and RNA) rich in carbon, hydrogen, oxygen, nitrogen and phosphorus are only capable of reproduction at their own, therefore considered as basic of life.
Theory of 'Saltations' was given by
Mutations were referred to as 'Saltations' or sports by Hugo de Vries. Therefore, theory of mutation is also called 'theory of saltation'.
Hardy-Weinberg's principle of 'zero evolution' is based on
(d) According to Hardy-Weinberg equilibrium, the balance in the relative numbers of alleles that is maintained within a large population over a period of time assuming that; mating is random, there is no natural selection, there is no migration, there is no mutation.
Hardy-Weinberg equation is
p2 + 2pq + q2 = 1
Pythons possess tiny leg bones that serve no purpose in locomotion. Such organs are
Vestigial organs are present in an organism in a diminished size but are no longer useful.
The two critical steps in the evolution of humans were the
The two critical steps in the evolution of humans were the evolution of bipedalism (walking on two feet) and the enlargement of the brain. The earliest hominoid and the direct ancestors of humans belong to the genus-Australopithecus.
Which of the following statements are not true?
NCERT page number 127,Para-1
7.1 Origin of Life
Big Bang theory attempts to explain
NCERT page number 127,Para-1
7.1 Origin of Life
Which of the following is not true about Big Bang theory?
NCERT page number 127,Para-1
7.1 Origin of Life
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