MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Stanley Miller performed his experiment for explanation of the origin of life, in which year? |
| A. | 1953 |
| B. | 1809 |
| C. | 1864 |
| D. | 1901 |
| Answer» B. 1809 | |
| 2. |
According to spontaneous generation, life originated _____ |
| A. | From microorganisms |
| B. | From similar organisms |
| C. | From air |
| D. | Only spontaneously |
| Answer» E. | |
| 3. |
Miller in his experiment, synthesized simple amino- acid from ______ |
| A. | Methane, ammonia, oxygen, nitrogen |
| B. | Hydrogen, methane, ammonia, water |
| C. | Ammonia, methane, carbon dioxide, oxygen |
| D. | Hydrogen, water, oxygen, helium |
| Answer» C. Ammonia, methane, carbon dioxide, oxygen | |
| 4. |
During origin of life, which among the following was not found in free form? |
| A. | Methane |
| B. | Ammonia |
| C. | Oxygen |
| D. | Hydrogen |
| Answer» D. Hydrogen | |
| 5. |
Who demonstrated that life originated from pre-existing cells? |
| A. | Louis Pasteur |
| B. | Hugo de Vries |
| C. | Charles Darwin |
| D. | Stanley Miller |
| Answer» B. Hugo de Vries | |
| 6. |
During evolution, the first cellular form of life appeared before how many million years? |
| A. | 2000 |
| B. | 3000 |
| C. | 4000 |
| D. | 4500 |
| Answer» B. 3000 | |
| 7. |
Which theory attempts to explain to us the origin of universe? |
| A. | Explosion theory |
| B. | Big-Bang theory |
| C. | Black hole theory |
| D. | Gamma theory |
| Answer» C. Black hole theory | |
| 8. |
The universe is almost very old almost 20 billion years ago. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Which scientist in his Recapitulation theory stated that ontogeny recapitulates phylogeny ? |
| A. | Ernst Haeckel |
| B. | Louis Pasteur |
| C. | Charles Darwin |
| D. | S.L. Miller |
| Answer» B. Louis Pasteur | |
| 10. |
Oxygen in atmosphere has been formed by _____ |
| A. | Evaporation of water |
| B. | Metabolism of microorganisms |
| C. | Decaying organisms |
| D. | Photosynthesis of blue green algae |
| Answer» E. | |
| 11. |
Stellar distances are measured in _____ |
| A. | Kilometer |
| B. | Light years |
| C. | Per second |
| D. | Chandrasekhar limit |
| Answer» C. Per second | |