Correct Answer: (d)
Biological organization starts at the molecular level where various molecules interact to form organelles.
Q8. Biosystematics aims at
[2003]
Correct Answer: (d)
Aims to establish phylogeny using all data.
Q9. Binomial nomenclature means
[1993]
Correct Answer: (b)
Scientific name with two components.
Q10. Which one of the following animals is correctly matched with its particular named taxonomic category?
[2011]
Correct Answer: (a)
Tigris is the species (specific epithet).
Q11. Species are considered as
[2003]
Correct Answer: (c)
Species is the basic and lowest unit.
Q12. Species is a
[1994]
Correct Answer: (a)
Species is the basic unit of classification.
Q13. The living organisms can be unexceptionally distinguished from the non-living things on the basis of their ability for
[2007]
Correct Answer: (d)
Responsiveness/Consciousness is the only feature without exception in all living beings.
Q14. Linnaeus evolved a system of nomenclature called
[1990]
Correct Answer: (c)
Binomial system.
Q15. Which of the following has proved helpful in preserving pollen as fossils?
[2018]
Correct Answer: (c)
Sporopollenin is an extremely resistant organic material. It can withstand high temperatures and strong acids/alkali.
Q16. The common characteristics between tomato and potato will be maximum at the level of their
[NEET Kar. 2013]
Correct Answer: (b)
Both belong to Solanaceae. Shared characters decrease as we go up.
Q17. Phenetic classification is based on
[2003, 04]
Correct Answer: (c)
Based on overall similarities of observable traits.
Q18. ICBN stands for
[2007]
Correct Answer: (a)
International Code of Botanical Nomenclature.
Q19. A taxon is
[1990, 91, 92, 96]
Correct Answer: (d)
Taxon is any unit of classification.
Q20. What is true for individuals of same species?
[2002]
Correct Answer: (c)
Ability to interbreed defines a species.
Q21. Homeostasis is organism's
[1991]
Correct Answer: (b)
Homeostasis is the maintenance of a stable internal environment.
Q22. Which one of the following aspects is an exclusive characteristic of living things?
[2011M]
Correct Answer: (c)
Consciousness and the ability to sense and respond to stimuli is a defining property of living organisms.
Q23. Nomenclature is governed by certain universal rules. Which one of the following is contrary to the rules of nomenclature?
[2016]
Correct Answer: (a)
Biological names must be in Latin.
Q24. It is much easier for a small animal to run uphill than for a large animal, because
[2016]
Correct Answer: (b)
Basal metabolic rate is inversely proportional to body size. Smaller animals have a higher metabolic rate.
Q25. Angiosperms have dominated the land flora primarily because of their
[2004]
Correct Answer: (a)
Angiosperms have adapted successfully to terrestrial, aquatic, tropical, deciduous, and alpine habitats.
Q26. The book Genera Plantarum was written by
[1999]
Correct Answer: (d)
George Bentham and Joseph Dalton Hooker wrote Genera Plantarum.
Q27. Static concept of species was put forward by
[1988]
Correct Answer: (b)
Linnaeus considered species as fixed and unchanging entities.
Q28. The term phylum was given by
[1992]
Correct Answer: (b)
Haeckel introduced Phylum.
Q29. Binomial nomenclature consists of two words
[1994]
Correct Answer: (a)
Genus and specific epithet.
Q30. First life on earth was
[2001]
Correct Answer: (b)
The first organisms were anaerobic chemoheterotrophs.
Q31. The practical purpose of classification of living organisms is to
[1999]
Correct Answer: (d)
Main goal is easy identification.
Q32. An important criterion for modern day classification is
[1991]
Correct Answer: (b)
Uses internal structure and physiology.
Q33. Which one of the following organisms is scientifically correctly named, correctly printed according to the International Rules of Nomenclature and correctly described?
[2012M]