MCQ Class 9 Science Exploration Chapter 12 Patterns in Life: Diversity and Classification Advertisement 1. What is biodiversity? Variety of non-living things Variety of living organisms Only plant species Only animal speciesQuestion 1 of 202. Which organisms release most of the oxygen we breathe? Trees Animals Microscopic algae FungiQuestion 2 of 203. Which organisms decompose waste into manure? Birds Fungi and bacteria Mammals ReptilesQuestion 3 of 204. Which organisms help in pollination? Fish Bees and birds Bacteria WormsQuestion 4 of 205. Biodiversity helps in maintaining: Pollution Ecosystem stability Global warming Soil erosionQuestion 5 of 206. Farmers conserve crop diversity to: Increase pollution Reduce crop failure risk Increase pests Reduce soil fertilityQuestion 6 of 207. Classification helps in: Ignoring organisms Studying organisms systematically Destroying biodiversity Increasing pollutionQuestion 7 of 208. Species found only in a particular region are called: Exotic Endemic Rare ExtinctQuestion 8 of 209. Biodiversity hotspots are regions with: Low species High endemic species and habitat loss Only animals Only plantsQuestion 9 of 2010. Which is a biodiversity hotspot? Desert Western Ghats Arctic AntarcticaQuestion 10 of 2011. Biodiversity evolved due to: Sudden changes Accumulation of small differences No change Human interference onlyQuestion 11 of 2012. Classification is based on: Only size Only colour Shared characteristics Only habitatQuestion 12 of 2013. External features include: DNA Shape and size Genes CellsQuestion 13 of 2014. Autotrophic organisms: Eat others Make their own food Decompose matter Absorb nutrientsQuestion 14 of 2015. Organisms with no true nucleus belong to: Protista Monera Fungi PlantaeQuestion 15 of 2016. Classification helps in: Confusion Identification of organisms Ignoring species Habitat destructionQuestion 16 of 2017. Aristotle classified animals based on: DNA Habitat Nutrition CellsQuestion 17 of 2018. Two kingdom system includes: Monera and Protista Plantae and Animalia Fungi and Protista Monera and AnimaliaQuestion 18 of 2019. Protista includes: Multicellular organisms Unicellular eukaryotes Prokaryotes PlantsQuestion 19 of 2020. Fungi obtain food by: Photosynthesis Absorption Hunting FilteringQuestion 20 of 20 Loading...
Leave a Reply