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:
physical

(Question)
Q: Mollusks such as squid and octopi, which must hunt to survive, possess what complex organs containing millions of neurons? Read this paragraph and choose the correct option from the provided answers: Figure 35.2 Nervous systems vary in structure and complexity. In (a) cnidarians, nerve cells form a decentralized nerve net. In (b) echinoderms, nerve cells are bundled into fibers called nerves. In animals exhibiting bilateral symmetry such as (c) planarians, neurons cluster into an anterior brain that processes information. In addition to a brain, (d) arthropods have clusters of nerve cell bodies, called peripheral ganglia, located along the ventral nerve cord. Mollusks such as squid and (e) octopi, which must hunt to survive, have complex brains containing millions of neurons. In (f) vertebrates, the brain and spinal cord comprise the central nervous system, while neurons extending into the rest of the body comprise the peripheral nervous system. (credit e: modification of work by Michael Vecchione, Clyde F. Roper, and Michael J. Sweeney, NOAA; credit f: modification of work by NIH). Choices: - gills - hearts - tentacles - brains A:
(Answer)
brains

Ques: Q: In which organs does gas exchange take place between blood and air? Read this paragraph and choose the correct option from the provided answers: Respiration begins with ventilation . This is the process of moving air in and out of the lungs. The lungs are the organs in which gas exchange takes place between blood and air. Choices: - liver and spleen - kidneys - esophagus and larynx - lungs A:
Ans: lungs

(Q).
Q: Bar, circle, and line are all types of what? Read this paragraph and choose the correct option from the provided answers: Descriptive statistics and graphs help organize data so patterns and trends are more apparent. Descriptive statistics include the mean and range. Types of graphs include bar, circle, and line graphs. Choices: - theories - maps - algorithms - graphs A:
(A).
graphs

Ques:Q: Arteries, veins, and capillaries are the three main types of what? Read this paragraph and choose the correct option from the provided answers: Choices: - blood shapes - cell structures - blood pathways - blood vessels A:

Ans:blood vessels

Q: Which organ is a wide tube connecting the small intestine with the anus? Read this paragraph and choose the correct option from the provided answers: The large intestine is a wide tube that connects the small intestine with the anus. In adults, the large intestine is about 1.5 meters (5 feet) long. It is larger in width but shorter in length than the small intestine. Choices: - rectum - stomach - jejunum - large intestine A:
large intestine