Ecology lesson

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- Tour around Texas - a presentation of the students.
- How would you explain the meaning of the epigraph?
- Control of knowledge adoption.
1. Autotrophic ecosystem, created for agricultural products is called: a) industrial techno systems; b) agro-ecosystem; c) urban ecosystem; d) natural ecosystem.
2) The main source of energy for agro-ecosystems is: a) solar energy b) chemical energy derived from organic matter) chemical energy derived from oxidation of inorganic substances d), the energy coming from the surrounding autotrophic substances.
3) Peas, wheat, corn, beets, barley, field sow-thistle, couch grass, bindweed in the agro-ecosystem are a) producers b) consumers b) producers and (or) consumers d) reducers.
4) Cows, sheep, pigs, squirrels, hamsters in the agro-ecosystem are a) producers b) consumers b) producers and (or) consumers d) reducers.
5) Bacteria in the agro-ecosystem are a) producers b) consumers b) producers and (or) consumers d) reducers.
6) The alternation of crops grown in the same field is called a) polyculture; b) succession of plants; c) crop rotation; d) fertility.
7) The reason for the erosion of agricultural land can be a) the application of mineral fertilizers b) the cultivation of high yielding crops) the effect of wind and water d) moldboardless soil
8) The increasing factor soil fertility in agricultural lands is called a) the introduction of high doses of fertilizer b) deep tillage plow dump c) cultivation of legumes g) copious irrigation.
9) Tillage of soil without changing the arrangement of its layers-horizons is called: a) subsurface treatment b) the treatment of moldboard; c) aeration; d) liming.
10) Wheat, corn, sunflowers are a) soil build back cultures b)