*Question*
If the average number of individuals per unit of area or volume can vary considerably, then the average number of individuals per unit of area or what can vary considerably? Answer choices: - Decibels - colors - dense - Summer - volume - seasons - animals - decreases
**Answer**
volume

*Question*
If death can occur when cells divide more often than normal cells and grow out of control, then what can occur when cells divide more often than normal cells and grow out of control? Answer choices: - respiration - cell walls - loss - procreation - death - anemia - fever - disease
**Answer**
death

*Question*
If many consumers feed at more than one level on the pyramid, then many consumers feed at more than one what? Answer choices: - ground level - kinetic energy - major threat to health - level of sound - eat plants or other animal - level on the pyramid - level of height - Inches or fractions of inches.
**Answer**
level on the pyramid

*Question*
If arainbow is formed by diffraction into all different colors, then arainbow is formed by what into all different colors? Answer choices: - movement - diffraction - photons - shaping - focusing a lens - recalling - sunlight - spreading
**Answer**
diffraction