Q: How is population density expressed? Choices: - per arable land - number per household - arable land per capita - number per area A:
number per area

Q: Which compound has positively and negatively charged ends? Choices: - tumultuous compound - non-polar compound - real compound - polar compound A:
polar compound

Q: The variation in a sample can be represented by what quantity, which means the total spread of values? Choices: - variety - mode - median - range A:
range

Q: What also receives input from other areas of the forebrain through the medial forebrain bundle? Choices: - hippocampus - pituitary gland - optic chiasm - hypothalamus A:
hypothalamus