Answer the following question given this paragraph: The burner on a gas stove burns with a pretty blue flame like the one pictured in the opening image. The fuel burned by most gas stoves is natural gas, which consists mainly of methane. Methane is a compound that contains only carbon and hydrogen. Like many other compounds that consist of just these two elements, methane is used for fuel because it burns very easily. Methane is an example of a covalent compound. Q: Natural gas, such as those burned by gas stoves, is composed mostly of this? Choices: - sulfur - carbon monoxide - oxygen - methane A:
methane
(Question)
Answer the following question given this paragraph: Q: What type of creature is noted for having its eyes at the tips of stalks or tentacles that emerge from its head? Choices: - corals - arthropods - arachnids - gastropods A:
(Answer)
gastropods
Ques: Answer the following question given this paragraph: Gibbs free energy values can be used to determine equilibrium constants. Q: Gibbs free energy values can be used to determine what? Choices: - equilibrium differentials - prime constants - equal lines - equilibrium constants A:
Ans: equilibrium constants
(Q).
Answer the following question given this paragraph: Cytoplasm refers to all of the cellular material inside the plasma membrane. Cytoplasm is made up of a watery substance called cytosol and contains other cell structures such as ribosomes. Q: What is made up of a watery substance called cytosol and contains other cell structures such as ribosomes? Choices: - rna - plasma - cytoskeleton - cytoplasm A:
(A).
cytoplasm
Ques:Answer the following question given this paragraph: Living in a large colony requires good communication. Ants communicate with chemicals called pheromones . For example, an ant deposits pheromones on the ground as it returns to the nest from a food source. It is marking the path so other ants can find the food. Honeybees communicate by doing a "waggle dance. ". Q: Living in a large colony requires good communication. ants communicate with chemicals called what? Choices: - alkalides - hormones - peptides - pheromones A:

Ans:pheromones
Answer the following question given this paragraph: actinide: The actinides are the 14 elements from thorium (atomic number 90) to lawrencium (atomic number 103). The sublevel is in the process of being filled. The actinides are all radioactive elements and only the first four have been found naturally on Earth. Q: The actinides are all what type of elements? Choices: - large - nuclear - multiple - radioactive A:
radioactive