Answer the following question given this paragraph: An ionic bond is the force of attraction that holds together oppositely charged ions. Ionic bonds form crystals instead of molecules. Table salt contains ionic bonds. Q: What term means the force of attraction that holds together oppositely charged ions? A:

OPTIONS:
- electron bond
- magnetic bond
- solvent bond
- ionic bond

Answer: ionic bond

Problem: OPTIONS:
- electromagnetic
- molecular
- atom
- cellular
Q: Answer the following question given this paragraph: Q: Diffusion is an effective transport mechanism over the spatial scales typically found at what level? A:
Answer: cellular

Problem:OPTIONS:
- kidney
- ureter
- tumor
- bladder

Answer the following question given this paragraph: hollow, sac-like organ that stores urine until it is excreted from the body. Q: What is the hollow sac like organ that stores urine until it is excreted? A:
****
A: bladder

Answer the following question given this paragraph: Photosynthetic bacteria use the energy of the sun to make their own food. In the presence of sunlight, carbon dioxide and water are turned into glucose and oxygen. The glucose is then turned into usable energy. Glucose is like the "food" for the bacteria. An example of photosynthetic bacteria is cyanobacteria, as seen in the opening image. Q: What is glucose used for the bacteria? A:
OPTIONS:
- reproduction
- fuel
- energy
- food
food

Answer the following question given this paragraph: There are two main types of sedimentary rocks: clastic and chemical. Clastic rocks are made of sediments, which are sometimes called clasts. Creating rocks from sediments is called lithification . Chemicals precipitate from liquid to form chemical sedimentary rocks. Q: What are the two main types of sedimentary rocks? A:
OPTIONS:
- sandstone and shale
- shale and limestone
- basalt and dolomite
- clastic and chemical

Answer: clastic and chemical

input with options: Answer the following question given this paragraph: Millions of fossils have been found since Darwin's time. They show that evolution may occur in fits and starts. Long period of little or gradual change may be interrupted by bursts of rapid change. The rate of evolution is influenced by how the environment is changing. Today, Earth's climate is changing rapidly. How do you think this might affect the rate of evolution?. Q: Fossil records show that what process may occur in "fits and starts"? A:
OPTIONS:
- generation
- isolation
- variation
- evolution
output:
evolution