Q: What term describes the number of items in a given area or volume? Choices: - alkalinity - fraction - density - concentration A:
concentration

(Question)
Q: Traits that are affected by more than one gene are what type of traits? Choices: - monogenetic - recessive - dominant - polygenic traits A:
(Answer)
polygenic traits

Ques: Q: Silver and ordinary table salt are two examples of chemical what? Choices: - organism - impurities - microbes - substances A:
Ans: substances

(Q).
Q: What type of fronts often bring sudden changes in the weather, including different types of precipitation, depending on the season? Choices: - stationary fronts - occluded fronts - warm fronts - cold fronts A:
(A).
cold fronts

Ques:Q: What is a group of neuron cell bodies in the periphery called? Choices: - crystals - organism - gangism - ganglion A:

Ans:ganglion

Ques:Q: What makes a complete orbit around the earth once every 29 1/2 days? Choices: - Mars - the Sun - Gemini - the moon A:

Ans:
the moon