Q: What occurs when the immune system attacks a harmless substance that enters the body from the outside? Choices: - panic attack - nausea - plague - allergy A:
allergy

Q: Descending fibers from the cerebrum have branches that connect to neurons in the pons. those neurons project into the cerebellum, providing a copy of motor commands sent to this? Choices: - neurotransmitters - umbilical cord - cerebral cortex - spinal cord A:
spinal cord

Q: Q: What is the layer of tissue between the body and shell called? Choices: - collagen - cuticle - epidermis - mantle A:
A: mantle

Question: Q: What are non-renewable sources of energy that produce environmental damage? Choices: - crop fuels - sunlight - wind - fossil fuels A:
Answer: fossil fuels

*Question*
Q: Where does growth in length occur, above the root cap? Choices: - primary tuber - vascular cambrium - apical meristem - primary meristem A:
**Answer**
primary meristem

(Question)
Q: Hurricanes and winter storms both develop from what, which often form when the jet stream dips south in the winter? Choices: - tides - waves - typhoons - cyclones A:
(Answer)
cyclones