MCQs

1. Who was the earliest scientist to attempt a scientific classification of organisms?
(a) Linnaeus (b) Darwin (c) Aristotle (d) Whittaker
2. Aristotle classified plants into :
(a) Herbs, fungi, algae (b) Trees, shrubs, herbs (c) Trees, grasses, climbers (d) Shrubs, climbers, herbs
3. The Two-Kingdom classification system was developed during the time of:
(a) Darwin (b) Aristotle (c) Linnaeus (d) Haeckel
4. The two kingdoms in Linnaeus’ system were:
(a) Monera and Protista (b) Plantae and Animalia (c) Fungi and Plantae (d) Protista and Animalia
5. Which of the following was a limitation of the two-kingdom system?
(a) It distinguished prokaryotes and eukaryotes (b) It separated unicellular and multicellular organisms (c) Many organisms did not fit properly into either kingdom (d) It included evolutionary relationships
6. Modern classification includes all except:
(a) Cell structure (b) Habitat (c) Colour of organism (d) Mode of nutrition
7. Which kingdom contains prokaryotic organisms?
(a) Protista (b) Monera (c) Plantae (d) Animalia
8. Nuclear membrane is absent in:
(a) Protista (b) Fungi (c) Monera (d) Plantae
9. Cell wall made of chitin is found in:
(a) Monera (b) Plantae (c) Animalia (d) Fungi
10. Which kingdom includes unicellular eukaryotic organisms?
(a) Monera (b) Protista (c) Plantae (d) Animalia
11. The cell wall of plants is mainly made of:
(a) Chitin (b) Peptidoglycan (c) Cellulose (d) Protein
12. Which kingdom lacks a cell wall?
(a) Plantae (b) Monera (c) Fungi (d) Animalia
13. Cyanobacteria belong to the kingdom:
(a) Protista (b) Fungi (c) Monera (d) Plantae
14. Fungi show which mode of nutrition?
(a) Autotrophic (b) Holozoic (c) Heterotrophic (d) Chemosynthetic
15. Which kingdom has well-developed organ systems?
(a) Monera (b) Protista (c) Plantae (d) Animalia
16. Organisms in kingdom Plantae are generally:
(a) Heterotrophic (b) Saprophytic (c) Photosynthetic autotrophs (d) Parasitic
17. Which of the following is NOT considered in modern classification?
(a) Reproduction (b) Evolutionary relationships (c) Habitat (d) Body colour only
18. The five-kingdom classification system was proposed by:
(a) Aristotle (b) Linnaeus (c) R.H. Whittaker (d) Darwin
19. Organisms of kingdom Protista are mostly:
(a) Multicellular (b) Prokaryotic (c) Unicellular eukaryotic (d) Without nucleus
20. Which kingdom includes bacteria?
(a) Monera (b) Protista (c) Fungi (d) Animalia