Answer the following question given this paragraph:   The sun’s energy is converted to chemical energy by a plant. An animal gets energy when it eats the plant. The student gets energy when it eats the animal. The boy’s energy is used to pedal the bike.   Q: The sun’s energy is converted to chemical energy by a what?   Choices:  - bacterium  - mammal  - amphibian  - plant  A:
plant


Answer the following question given this paragraph:   Some unexpected traits can appear in animal embryos. For example, human embryos have gill slits just like fish! In fish they develop into gills, but in humans they disappear before birth. The presence of the gill slits suggests that a long time ago humans and fish shared a common ancestor.   Q: What does the presence of gill slits suggest about humans and fish?   Choices:  - Shared History  - Common Cells  - Same evolutionary chain  - common ancestor  A:
common ancestor


Q: Answer the following question given this paragraph:      Q: The negatively charged electrons are attracted to the positively charged what?   Choices:  - axon  - atom  - ion  - nucleus  A:
A: nucleus


Question: Answer the following question given this paragraph:      Q: Our global ecological footprint depends on resource use per person and what population factor?   Choices:  - population fluctuation  - population sample  - population decrease  - population density  A:
Answer: population density


*Question*
Answer the following question given this paragraph:   Chemistry is the study of the structure, properties, and interactions of matter. Important concepts in chemistry include physical changes, such as water freezing, and chemical reactions, such as fireworks exploding. Chemistry concepts can answer all the questions on the left page of the notebook in Figure below . Do you know the answers?.   Q: What is the study of structure, properties, and interactions of matter?   Choices:  - petrology  - biology  - geology  - chemistry  A:
**Answer**
chemistry


(Q).
Answer the following question given this paragraph:   In summary, society is facing an antibiotic crisis. Some scientists believe that after years of being protected from bacterial infections by antibiotics, we may be returning to a time in which a simple bacterial infection could again devastate the human population. Researchers are working on developing new antibiotics, but few are in the drug development pipeline, and it takes many years to generate an effective and approved drug. Naimi, T. , LeDell, K. , Como-Sabetti, K. , et al. , “Comparison of community- and health care-associated methicillin-resistant Staphylococcus aureus infection,” JAMA 290 (2003): 2976-2984, doi: 10.1001/jama.290.22.2976.   Q: Antibiotics can be used to fight what, in general?   Choices:  - fever  - viruses  - pathogens  - bacteria  A:
(A).

bacteria