Q: What gas is released by burning of fossil fuels and contributes to global warming? Choices: - nitrous oxide - hydrogen - helium - carbon dioxide A:
carbon dioxide

(Question)
Q: What term refers to the balance, or equilibrium, within the cell or a body, and an organism's ability to keep a constant internal environment? Choices: - metabolism - ketosis - consciousness - homeostasis A:
(Answer)
homeostasis

Ques: Q: Dna is normally found within what region of a cell? Choices: - genome sequence - mitochondria - Golgi apparatus - nucleus A:
Ans: nucleus

(Q).
Q: What force opposes a motion of a moving body? for example a car breaking on a road. Choices: - tension - vibration - thermal - friction A:
(A).
friction

Ques:Q: In what form of matter is hydrogen at room temperature? Choices: - dissolved - liquid - solid - gas A:

Ans:gas

Ques:Q: What paired organs that are part of the urinary system play the prime role in excretion? Choices: - ovaries - liver - lungs - kidneys A:

Ans:
kidneys