Ques: Q: Sharing a phylum with insects, spiders, daddy-long-legs, scorpions, and ticks belong to what class? Read this paragraph and choose the correct option from the provided answers: Arachnids include spiders, daddy-long-legs, scorpions, and ticks. Choices: - annelids - reptiles - mammals - arachnids A:
Ans: arachnids

Ques: Q: What does magma that cools underground form? Read this paragraph and choose the correct option from the provided answers: Magma that cools underground forms intrusions ( Figure below ). Intrusions become land formations if they are exposed at the surface by erosion. Choices: - chambers - new crust - fluctuations - instrusions A:
Ans: instrusions

Ques: Q: The extracellular matrix of most animal cells contains abundant amounts of what protein, which helps hold things together? Read this paragraph and choose the correct option from the provided answers: Extracellular Matrix of Animal Cells Most animal cells release materials into the extracellular space. The primary components of these materials are proteins, and the most abundant protein is collagen. Collagen fibers are interwoven with carbohydrate-containing protein molecules called proteoglycans. Collectively, these materials are called the extracellular matrix (Figure 4.27). Not only does the extracellular matrix hold the cells together to form a tissue, but it also allows the cells within the tissue to communicate with each other. How can this happen?. Choices: - actin - elastin - keratin - collagen A:
Ans: collagen

Ques: Q: Attraction of a material by a magnet is an example of what type of property? Read this paragraph and choose the correct option from the provided answers: Iron filings are attracted by a magnet. This is a physical property of iron but not of most other materials, including sand. How could you use this difference in physical properties to separate a mixture of iron filings and sand?. Choices: - thermal - chemical - transitive - physical A:
Ans:
physical