- 1(current)
Q. No.Match column-I with column-II and select the correct option:
| Column I | Column II | ||
| (a) | Louis Pasteur | (i) | Chemical evolution theory |
| (b) | Early Greek thinkers | (ii) | Inheritance of acquired characters |
| (c) | Oparin and Haldane | (iii) | Disapproved spontaneous generation theory |
| (d) | Lamarck | (iv) | Cosmozoic theory |
| Options: | (a) | (b) | (c) | (d) |
| 1. | (iii) | (iv) | (i) | (ii) |
| 2. | (iv) | (iii) | (ii) | (i) |
| 3. | (ii) | (i) | (iii) | (iv) |
| 4. | (i) | (ii) | (iii) | (iv) |
Subtopic: Â Examples of Chemical Evolution |Â Urey & Miller Experiment |Â Other Theories of Origin of Life |Â Theory of Evolution & Lamarckism |Â A BRIEF ACCOUNT OF EVOLUTION |
 92%
Level 1: 80%+
Hints
Match the scientists listed in column-I with their ideas listed in column-II and select the correct option
1. a(iii), b(ii), c(i), d(iv)
2. a(i), b(ii), c(iii), d(iv)
3. a(ii), b(iii), c(i), d(iv)
4. a(iii), b(ii), c(iv), d(i)
| Column-I | Column-II | ||
| a. | Lamarck | (i) | Origin of life preceded by chemical evolution |
| b. | Darwin | (ii) | Reproductive fitness |
| c. | Haldane | (iii) | Inheritance of acquired characters |
| d. | Malthus | (iv) | Populations are stable in size except for the seasonal fluctuations |
1. a(iii), b(ii), c(i), d(iv)
2. a(i), b(ii), c(iii), d(iv)
3. a(ii), b(iii), c(i), d(iv)
4. a(iii), b(ii), c(iv), d(i)
Subtopic: Â Examples of Chemical Evolution |Â Other Theories of Origin of Life |Â Theory of Evolution & Lamarckism |Â Darwin's Theory |Â Modern Theory of Evolution |
 88%
Level 1: 80%+
Hints
Read the following statements :
Which of the above statements are correct?
1. (i), (ii)
2. (iii), (iv)
3. (ii), (iii), (iv), (v)
4. (i), (ii), (iv), (v)
| (i) | Diversifying (disruptive) selection is a mode of natural selection that favours variants of opposite extremes over intermediate forms |
| (ii) | In the evolution of life on Earth, the early primitive cells that were present must have obtained their energy by glycolysis and fermentation |
| (iii) | Darwin's theory of evolution was highly influenced by the Mendel's crossing experiments with peas |
| (iv) | Hardy-Weinberg's principle can be used to interpret whether evolution has occurred in a population or not |
| (v) | The half-life of carbon-14 is approximately 5730 years |
Which of the above statements are correct?
1. (i), (ii)
2. (iii), (iv)
3. (ii), (iii), (iv), (v)
4. (i), (ii), (iv), (v)
Subtopic: Â Examples of Chemical Evolution |Â Darwin's Theory |Â Summary of Darwin's Theory |Â Hardy Weinberg Law: 1 |Â Hardy Weinberg Law: 2 |Â A BRIEF ACCOUNT OF EVOLUTION |
 75%
Level 2: 60%+
Hints
- 1(current)
Q. No.
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