*Question*
Q: What weak base is applied as an agricultural fertilizer in its pure form and is diluted to make a household cleanser? Choices: - vinegar - nitrogen - carbon monoxide - ammonia A:
**Answer**
ammonia

*Question*
Q: Like bacteria, archaea can have what to assist with movement? Choices: - cilia - antennae - sporangia - flagella A:
**Answer**
flagella

*Question*
Q: Systemic veins return blood low in what to the right atrium? Choices: - dioxide - nutrients - nitrogen - oxygen A:
**Answer**
oxygen

*Question*
Q: What part of the cell is surrounded by a membrane and holds the genetic information for the cell? Choices: - cell wall - upper - lower - nucleus A:
**Answer**
nucleus