(01.01 MC)Farmers want to release a non-native insect in the fields that feeds on weeds. Before they do this, they consult a team of scientists and ask them to conduct a study that will determine the insects’ effects on the farm land. What can you infer about why farmers need the information from this study?

(01.01 MC)Which of the following questions can be answered scientifically?

(01.02A MC)What can you conclude about the advantage of the double-layer arrangement of a cell membrane?

(02.06 MC)Which of the following statements accurately describes the relationship between photosynthesis and cellular respiration?

(01.01 MC)Claims about new scientific breakthroughs often appear in the media. If such a claim is made in each of the following, which media source should be considered most reliable?

(02.01 MC)One of water’s unique properties is that it has strong surface tension. What do you predict would happen if water had weak surface tension?

(02.02 MC)In science, one example of a theory is the cell theory. If a scientist collects evidence that questions the basics of a scientific theory, this means the theory is

(01.02 MC)If a chemical reaction catalyzed by an enzyme is being carried out and there is a sudden, drastic decrease in temperature, what is most likely to happen next?

(01.01 HC)Isabella works for an environmental safety group. Her group wants to answer the question “To what lengths must we go to protect plants and animals?” Why is her group’s research question flawed?

(01.01 MC)The most basic concepts of cell theory are that cells are the basic units of life and that all living things are made of cells. Which answer correctly explains why these concepts are the basis of a theory and not a hypothesis?