Which one of the following has the highest number of species in nature?
Correct answer: B. Insects
- A. Fungi
- B. Insects
- C. Birds
- D. Angiosperms
Explanation
Insects have the highest number of species found in nature. The Insecta is the largest class of animals. It has over 7,00,000 species. Insects are the most successful land invertebrates and the only major competitors with humans for dominance in the world.
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Ecosystems include biotic and abiotic components, food chains and webs, energy flow, nutrient cycles, populations and ecological relationships. Pollution and conservation cover air, water, soil and noise pollution, their effects on organisms, biodiversity loss, protected areas, sustainable resource use and methods for reducing environmental damage.
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