Answer the following question given this paragraph: Mirrors and lenses are used in optical instruments to reflect and refract light. Optical instruments include microscopes, telescopes, cameras, and lasers. Q: Mirrors and lenses are used in optical instruments to reflect and refract what? Choices: - gravity - mass - electricity - light A:
light
Answer the following question given this paragraph: Chromosomal Alterations. Chromosomal alterations are major changes in the genetic material. Q: What term is used to describe major changes in the genetic material? Choices: - generational alterations - eukaryotic alterations - mutational alterations - chromosomal alterations A:
chromosomal alterations
Q: Answer the following question given this paragraph: Biochemical compounds make up the cells and tissues of organisms. They are also involved in life processes, such as making and using food for energy. Given their diversity of functions, it's not surprising that there are millions of different biochemical compounds. However, they can be grouped into just four main classes: carbohydrates, proteins, lipids, and nucleic acids. The classes are summarized in Table below and described in the rest of this lesson. Q: What type of compounds make up the cells and tissues of organisms? Choices: - hormonal compounds - productive compounds - organic compounds - biochemical compounds A:
A: biochemical compounds
Question: Answer the following question given this paragraph: Sediments are deposited in many different types of environments. Beaches and deserts collect large deposits of sand. Sediments also continuously wind up at the bottom of the ocean and in lakes, ponds, rivers, marshes, and swamps. Avalanches produce large piles of sediment. The environment where the sediments are deposited determines the type of sedimentary rock that can form. Q: Beaches and deserts collect large deposits of what? Choices: - animals - plants - water - sand A:
Answer: sand
*Question*
Answer the following question given this paragraph: A combustion reaction occurs when a substance reacts quickly with oxygen (O 2 ). For example, in the Figure below , charcoal is combining with oxygen. Combustion is commonly called burning, and the substance that burns is usually referred to as fuel. The products of a complete combustion reaction include carbon dioxide (CO 2 ) and water vapor (H 2 O). The reaction typically gives off heat and light as well. The general equation for a complete combustion reaction is:. Q: What kind of a reaction occurs when a substance reacts quickly with oxygen? Choices: - invention reaction - Fluid Reaction - nitrogen reaction - combustion reaction A:
**Answer**
combustion reaction
(Question)
Answer the following question given this paragraph: Seaweed is actually a plant-like protist, which are also known as algae. The green color is due to what pigment? Algae, like plants, obtain their energy through photosynthesis. Q: How do plants obtain their energy? Choices: - glycolysis - Sugar Transfer - HETEROTROPHS - photosynthesis A:
(Answer)
photosynthesis