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Fill in the blanks.1. …… are self nourishing components of the ecosystem.2. All living things, large or small are grouped into …… 3. The ……. is the ultimate source of energy for the biosphere as a whole.4. Decomposers live on dead and decaying plants and animals and are called ……5. The extinction of species (flora and fauna) due to human and natural influences is called ……6. The branch of science that deals with ecosystem is called ………7. The temperate grasslands are called …… in North America.8. ……. is a fertile fresh water source found in deserts and semi-arid regions. |
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Answer» 1. Producers 2. species 3. sun 4. Saprotrophs 5. Lass of biodiversity 6. Ecology 7. Prairies 8. An Oasis |
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