Ques: Q: Inside the nasal area of the skull, the nasal cavity is divided into halves by the what? Choices: - cerebral cortex - cytoplasm - cell wall - nasal septum A:
Ans: nasal septum

Ques: Q: What substance do the leaves of plants take in from the environment? Choices: - oxygen - hydrogen - acid rain - carbon dioxide A:
Ans: carbon dioxide

Ques: Q: How many orders of magnitudes bigger is the electric force? Choices: - 36 - 45 - 33 - 39 A:
Ans: 39

Ques: Q: What regulates the passage of blood into capillary beds? Choices: - bicellular sphincters - diocesan sphincters - cell membrane - precapillary sphincters A:
Ans:
precapillary sphincters