Problem: OPTIONS:
- gaseous heavy metals
- alloys
- sulfuric heavy metals
- toxic heavy metals
Q: Answer the following question given this paragraph: Toxic heavy metals include mercury and lead. Mercury is used in some industrial processes. It is also found in fluorescent light bulbs. Lead was once widely used in gasoline, paint, and pipes. It is still found in some products. Q: Mercury and lead, which was once widely used in paint and gasoline, are examples of what type of metals? A:
Answer: toxic heavy metals

Problem:OPTIONS:
- carbon dioxide
- ketones
- acetic acid
- carboxylic acid

Answer the following question given this paragraph: An amide can be formed by combining a carboxylic acid and an amine. Only primary and secondary amines can be used to form amides, since they have a hydrogen that can be replaced with the carbonyl carbon; tertiary amines will not form amides. The amide shown in the Figure above was formed from a carboxylic acid and a primary amine. Q: What can be combined with an amine to form an amide? A:
****
A: carboxylic acid

Answer the following question given this paragraph: Negatively charged and has a very small mass compared to the mass of other subatomic particles. Electrons were initially called cathode rays. Q: What were the electrons initially called? A:
OPTIONS:
- gamma rays
- plasma rays
- polymer rays
- cathode rays
cathode rays

Answer the following question given this paragraph: Carbohydrates, proteins, and lipids provide energy and have other important roles in the body. Q: Along with other functions, what do carbohydrates, proteins, and lipids provide for the body? A:
OPTIONS:
- muscle
- hydrogen
- carbon
- energy

Answer: energy

Question: Answer the following question given this paragraph: Forests are also being destroyed. Trees may be cut down for their wood, or they may be burned to clear the land for farming. Burning wood releases more carbon dioxide into the atmosphere. You can see how a tropical rainforest was cleared for farming in Figure below . With forests shrinking, there are fewer trees to remove carbon dioxide from the air. This makes the greenhouse effect even worse. Q: What does burning wood release into the atmosphere? A:
OPTIONS:
- oxygen
- helium
- hydrogen chloride
- carbon dioxide
Answer: carbon dioxide

input: OPTIONS:
- carbon dioxide
- beetles
- cancer
- dutch elm disease Now, answer this question: Answer the following question given this paragraph: Dutch elm trees used to be common, beautiful trees in the United States. Now most of them, like this tree, have been killed by Dutch elm disease. Dutch elm disease is caused by a fungus. This is just one example of how fungi can interact with other species. Q: Dutch elm trees used to be common, beautiful trees in the united states. now most of them have been killed by what? A:
A:
output:
dutch elm disease