Answer:
This is the SCIENCE of cultivating plants and livestock.
Explanation:
OR:
the act of farming, cultivating of the soil for the growing of crops and rearing of animals for food,e.t.c.
Answer:
preoperational; concrete operations
Explanation:
Jean Piaget has given the theory of cognitive development in which he has mentioned four different stages including sensorimotor, preoperational, concrete operational, and formal operational.
Preoperational stage: This is the second stage in the cognitive development theory and starts from the age of two years and lasts through seven years of age in a child's stage. At this stage, a child is being engaged in manipulating symbols and symbolic play.
Concrete Operational Stage: This stage is the third stage and starts at seven years of age and lasts through eleven years of a child's life. In this stage, a child is engaged in using logical operations or thought and therefore the child can put logic only to physical objects.
Labor productivity is a measure of the number of goods and services that the average worker produces in an hour of work. The level of productivity is the single most important determinant of a country's standard of living, with faster productivity growth leading to an increasingly better standard of living
Acid Rain is the problem threatening Europe's forests, lakes, and rivers. Acid rain travels via the wind and the acid pollutants can travel through this said wind to multiple countries. It was a large problem in the 1970's and 80's.