Q: What is produced when sulfur and oxygen combine? Choices: - Acidic oxides - hydrogen oxide - Basic Oxides - sulfur oxide A:
sulfur oxide

(Question)
Q: Blood helps maintain homeostasis by stabilizing ph, temperature, osmotic pressure, and by eliminating this? Choices: - toxins - acid - water - excess heat A:
(Answer)
excess heat

Ques: Q: What do electric motors use to change electrical energy into kinetic? Choices: - resonances - generators - fans - electromagnets A:
Ans: electromagnets

(Q).
Q: What is the most electron-pair bonds a nitrogen atom can participate in? Choices: - seven - five - three - four A:
(A).
four

Ques:Q: What living things are considered photoautotrophs because they use sunlight and carbon from carbon dioxide to synthesize chemical energy in the form of carbohydrates? Choices: - protazoa - bacteria - moulds - plants A:

Ans:plants

Ques: Q: What shape is the gametophyte in ferns? Choices: - circular - rectangular - diamond - heart-shaped A:
Ans:
heart-shaped