Select all the correct answers. Soil erosion is a process where the top soil layer is washed away because of the effects of water or wind. An agricultural area loses its topsoil
because of excess flooding. What three actions can be taken to stop the erosion and conserve the fertility of the land?
Plant vegetation so that their roots hold the soil firmly.
✓ Build walls around the farm area.
O OSS
Add natural fertilizers to the soil.
Cut down tall, strong trees that stand in the middle of the farm.
Increase the plowing of soil and grazing in the farm area.

Name the organs of humanelemintary canal.

Aristotle classified animals according to their a. habitat and mating behavior c. mating behavior and relatedness b. habitat and physical differences d. physical differences and mating behavior

Agroup of plant cells was exposed to radiation, which damaged the chloroplasts and caused them to lose function. if the mitochondria were unharmed, what would happen to the overall function of the plant cells? a. the cells would not be able to make food, but would be able to release energy from biomolecules. b. the cells would not be able to replicate dna, but would be able to break down waste. c. the cells would not be able to break down waste, but would be able to replicate dna. d. the cells would not be able to release energy from biomolecules, but would be able to make food.