Match the hominids with their correct brain size: Column – I Column – II a Homo habilis i 900 cc b Homo neanderthalensis i i 1350 cc c Homo erectus i i i 650-800 cc d Homo sapiens i v 1400 cc Select the correct option.

a - i i i ; b - i v ; c - i ; d - i i

a - i i i ; b - i ; c - i v ; d - i i

a - i i i ; b - i i ; c - i ; d - i v

a - i v ; b - i i i ; c - i ; d - i i

does not affect Hardy-Weinberg equilibrium

do not change the frequency of genes and alleles in future generation

slows down the formation of reproductive population

Which of the following statements is not true ?

Flippers of penguins and dolphins are a pair of homologous organs

Sweet potato and potato is an example of analogy

Homology indicates common ancestry

Analogous structures are a result of convergent evolution

Match List - I with List - II . List - I List - II (a) Adaptive radiation (i) Selection of resistant varieties due to excessive use of herbicides and pesticides (b) Convergent evolution (ii) Bones of forelimbs in Man and Whale (c) Divergent evolution (iii) Wings of Butterfly and Bird (d) Evolution by anthropogenic action (iv) Darwin Finches

( a ) − ( iv ) ; ( b ) − ( iii ) ; ( c ) − ( ii ) ; ( d ) − ( i )

( a ) − ( iii ) ; ( b ) − ( ii ) ; ( c ) − ( i ) ; ( d ) − ( iv )

( a ) − ( ii ) ; ( b ) − ( i ) ; ( c ) − ( iv ) ; ( d ) − ( iii )

( a ) − ( i ) ; ( b ) − ( iv ) ; ( c ) − ( iii ) ; ( d ) − ( ii )

E M B I B E

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 29 - Evolution>NEET - 5th May 2019>Q 14

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Variations caused by mutation, as proposed by Hugo de Vries, are:

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Important Questions on Evolution

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 29 - Evolution>NEET - 5th May 2019>Q 15

In a species, the weight of the newborn ranges from 2 to 5 kg. 97% of the newborn with an average weight between 3 and 3.3 kg survive whereas 99% of the infants born with weights from 2 to 2.5 kg or 4.5 to 5 kg die. Which type of selection process is taking place?