Examlex
Sometimes ecologists carry out controlled experiments by isolating and changing a variable in part of an area and comparing the results with nearby unchanged areas.
Secondary Data
Information that has been collected by someone else previously and is used for research or analysis by others, often in contrast to primary data collected firsthand.
Census of Agriculture
A national survey conducted to collect, analyze, and publish data on various aspects of agriculture, including farm operations, production, and management practices.
Farm Size
The total area of land under cultivation or available for agricultural production within a single farm.
Survey
A method of collecting data and opinions from individuals about various topics, usually through a set of questions.
Q7: _ refers to a process in which
Q18: Which of the following describes worrying changes
Q22: Explain how cellular respiration and photosynthesis are
Q40: If the market interest rate decreases, then
Q42: Precipitation that infiltrates through soil into underground
Q43: An organism can only consume one type
Q69: If a country has a declining population
Q87: A positive feedback loop _.<br>A) increases a
Q96: Productivity is measured as output per unit
Q116: Identify the correct statement.<br>A) During a recession,