Telegram group: T.me/BBCNOUN
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EMT300
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1. The study of production of biomass (organic matter) is known as production ________ .

	      relationship

	--->> ecology

	      kink

	      niche

2. An _______ is a semi-closed coastal body of water that has a free connection with sea.

	      epiculine

	      eolian pond

	--->> estuary

	      epochal marsh

3. _____ environment refers to all the physical and biotic conditions that surround an organism externally.

	      Micro

	      Peri

	      Quasi

	--->> Macro

4. _______ of number is a bar diagram that indicates the relative number of organisms at each trophic level in a food chain.

	      Circle

	--->> Pyramid

	      Rectangle

	      Square

5. _______ is that part of atmosphere, hydrosphere and lithosphere where all the living organisms survive together and interact with one-another.

	      Biology

	      Baiesphere

	--->> Biosphere

	      Species arena

6. A phenomenon of increased variety and intensity of plants at the common junction is called the ________ .

	      edge-tone

	      edge-node

	--->> edge-effect

	      edge-niche

7. An ecological pyramid of _______ is a graphical representation of the relationship between biomass and trophic level.

	      energy

	--->> biomass

	      time

	      niche

8. The rapid increase in human population over a relatively short period of time is known as population ________ .

	      quadrangle

	      mining

	      edaphic

	--->> explosion

9. ________ is a large uncultivated and uninhabited tract of land, covered with trees of different height, shrubs and herbs.

	      Savanna

	--->> Forest

	      Tundra

	      Veldt

10. Volterra-Gause principle states that “under constant conditions, no _____ species utilizing, and limited by, a single resource can coexist in a limited system”

	--->> two

	      three

	      four

	      five