Q: Eutherian mammals possess a specialized structure called the corpus callosum that links what hemispheres? Choices: - cortical - appendages - spatial - cerebral A:
cerebral

Q: Rain dissolves fertilizer in the soil, what carries it away? Choices: - carbon ? - fossils - clouds - runoff? A:
runoff?

Q: Q: What is the most abundant type of biological entity on the earth? Choices: - bacteria - reptiles - insects - viruses A:
A: viruses

Question: Q: The reactions between alkali metals and water are particularly vigorous and include the rapid production of large quantities of what gas? Choices: - helium - oxygen - carbon - hydrogen A:
Answer: hydrogen

*Question*
Q: Duckweed and cattails serve what role in the food chain in freshwater biomes? Choices: - tertiary consumer - secondary consumer - primary consumer - primary producer A:
**Answer**
primary producer

Q: Q: Force times distance is the equation for what? Choices: - power - speed - gravity - work A:
A: work