What is soil erosion?, Formation of new soil through breakdown of rocks, Wearing away and removal of topsoil by wind or water, Addition of minerals to improve soil fertility, Which of the following is a major cause of soil erosion?, Increasing vegetation cover on land, Removal of trees that protect soil surface, Formation of humus in soil, Which natural agent can cause soil erosion?, Wind blowing over exposed land, Decomposition of dead plants, Formation of rocks over time, A farmer clears all trees from a slope. What is most likely to happen during heavy rain?, Soil becomes more fertile, Topsoil gets washed away by rainwater runoff, Rainwater becomes absorbed more slowly, Which situation is an example of soil erosion?, Plants growing faster after rainfall, Soil being carried away and deposited into a river during floods, Water soaking into soil during irrigation, A hillside village faces wind erosion. Which solution is MOST effective?, Building concrete roads everywhere, Increasing open land for farming, Planting rows of trees as wind barriers, 7. Which method BEST prevents soil erosion on steep slopes?, Ploughing land vertically down the slope, Terrace farming to slow down water flow and hold soil, Allowing animals to graze freely on slopes

plenary

di
Stampa
Incorpora

Classifica

Stile di visualizzazione

Opzioni

Cambia modello

Ripristinare il titolo salvato automaticamente: ?