Q: What term is used for any combination of two or more atoms? Choices: - element - synthesis - nucleus - molecule A:
molecule

(Question)
Q: Stomata must control the transpiration of water vapor and the exchange of carbon dioxide and oxygen that take place during what process? Choices: - glycolysis - spermatogenesis - fertilization - photosynthesis A:
(Answer)
photosynthesis

Ques: Q: What is a process in which some substances change into different substances? Choices: - a toxic reaction - a bio reaction - a thermodynamic reaction - a chemical reaction A:
Ans: a chemical reaction

(Q).
Q: Does blood flow increase or decrease when blood vessels constrict? Choices: - it's not affected - increases - it stops - decrease A:
(A).
decrease

Ques:Q: Which type of lava lavas are less viscous and erupt effusively? Choices: - Ultramafic lava - Intermediate lava - Felsic lava - mafic A:

Ans:mafic

Q: What process refers to the conversion of atmospheric nitrogen to ammonia? Choices: - biological nutrient fixation - biological ammonia fixation - biological respiratory fixation - biological nitrogen fixation A:
biological nitrogen fixation