Match each item in COLUMN I with one in Column II and select the best match from the codes given:
COLUMN I COLUMN II
(a) Adaptive radiation (i) Fast emergence of resistance in bacteria against antibiotics
(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) Dispersion and diversification of Australian marsupials

Choose the correct answer from the options given below:
(a) (b) (c) (d)
1. (ii) (i) (iv) (iii)
2. (i) (iv) (iii) (ii)
3. (iv) (iii) (ii) (i)
4. (iii) (ii) (i) (iv)
  • 1
  • 2
  • 3
  • 4
Oparin and Haldane proposed that at the time of origin of life, the condition of earth included all the following except:
  • A highly oxidizing atmosphere
  • High temperature
  • Volcanic storms
  • Presence of methane and ammonia in the atmosphere
The frequency of the recessive allele in a population at genetic equilibrium is 0.3. What is the frequency of heterozygotes in this population?
 
  • 0.9
  • 0.7
  • 0.42
  • 0.49
What type of natural selection is shown in the given figure?

 
  • Stabilizing
  • Directional
  • Disruptive
  • Regressive
Identify the correctly matched pair:
I. Homo habilis Brain capacity 650-800 cc; probably did not eat meat
2. Homo erectus Brain capacity about 900 cc; probably ate meat
3. Neanderthal man Brain capacity 1400 cc; buried their dead

 
  • Only I and II
  • Only I and III
  • Only II and III
  • I, II and III
0:0:1


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