Answer the following question given this paragraph: Carbon dioxide is released when limestone is heated during the production of cement. Q: What gas associated with global warming is released when limestone is heated during the production of cement? A:
OPTIONS:
- carbon monoxide
- hydrogen
- oxygen
- carbon dioxide
carbon dioxide

Answer the following question given this paragraph: Q: The three stages of transcription are initiation, elongation, and what? A:
OPTIONS:
- prolongation
- separation
- degradation
- termination

Answer: termination

Question: Answer the following question given this paragraph: Q: Most enzymes are classified as what? A:
OPTIONS:
- lipids
- acids
- hormones
- proteins
Answer: proteins

input with options: Answer the following question given this paragraph: The organs that make up the cardiovascular system are the heart and a network of blood vessels that run throughout the body. The blood in the cardiovascular system is a liquid connective tissue. Figure below shows the heart and major vessels through which blood flows in the system. The heart is basically a pump that keeps blood moving through the blood vessels. Q: The heart and a network of blood vessels that run throughout the body make up what organ system? A:
OPTIONS:
- lymphatic system
- respiratory system
- immune system
- cardiovascular system
output: cardiovascular system

Q: Answer the following question given this paragraph: Endocrine Glands The secretions of endocrine glands are called hormones. Hormones are released into the interstitial fluid, diffused into the bloodstream, and delivered to targets, in other words, cells that have receptors to bind the hormones. The endocrine system is part of a major regulatory system coordinating the regulation and integration of body responses. A few examples of endocrine glands include the anterior pituitary, thymus, adrenal cortex, and gonads. Q: What are the secretions released by the endocrine glands called? A:

OPTIONS:
- acids
- fluids
- enzymes
- hormones

A: hormones

Answer the following question given this paragraph: Water becomes more dense when it is colder and when it has more salt. In the North Atlantic Ocean, cold winds chill the water at the surface. Sea ice grows in this cold water, but ice is created from fresh water. The salt is left behind in the seawater. This cold, salty water is very dense, so it sinks to the bottom of the North Atlantic. Downwelling can take place in other places where surface water becomes very dense (see Figure below ). Q: What is the name for the sinking of the dense, salty seawater in cold climates? A:
OPTIONS:
- cyclones
- jet stream
- tidal activity
- downwelling
downwelling