Q: Uranium is an example of a non-renewable resource used to produce what type of power? Choices: - water - wind - electrical - nuclear A:
nuclear

Q: During the first several weeks of development, the cells of the endometrium nourish what? Choices: - egg - nucleus - uterus - embryo A:
embryo

Q: Q: What element is a biochemical compound based on? Choices: - hydrogen - nitrogen - oxygen - carbon A:
A: carbon

Question: Q: What occurs when muscle fibers get shorter? Choices: - muscle extension - muscle tension - muscle diffusion - muscle contraction A:
Answer: muscle contraction

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

(Q).
Q: What layer of soil, essential for farming, has the highest proportion of organic material? Choices: - bedrock - humus - subsoil - topsoil A:
(A).
topsoil