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- Single-celled algae live in the tissues of coral animals. The algaeprovide food for the coral, while the coral provides a stable homefor the algae. a. parasitismb. commensalismc. mutualismIn a removal experiment to test for interactiosn between species A and B, what should be the control treatment? a. Species A by itself b. Species B by itself c. Species A and B together d. Treatment that contains neither species A or B e. There is not enough information to answer this questionDinobryon is a species of protozoa that reproduce asexually. How can this asexual reproduction be harmful to the species? A. Their population does not grow too quickly. B. They use more cellular energy in reproduction. O C. They do not use up any energy finding mates. D. They have less genetic diversity in their population.
- Use the graphs to answer the question below. In each of the figures, the x-axis represents time, and the y-axis represe of Species 2. is A. В. C. D. Which one of the graphs above illustrates competitive exclusion? O Graph A O Graph B Graph C O Graph DThe physical surroundings in which a species is normally found is its A. Community B. Habitat C. Home range D. Niche1. Which is considered a true breeding plant? A. AABBcc B. AaBbCc C. AABBCc D. AaBBCC 2. Which is considered as a dihybrid? A. XXYyZZ B. Xxyyzz C. XXYyZz D. XxYYzz
- Based on the text on mosquitoes mating: 1. Identify abiotic factors that support the survival and reproduction of the pest. 2. Identify biotic factors that support the survival and reproduction of the pest. 3. Predict what factors in the environment can be altered to decrease the survival and reproduction of the pest.Use the image below to answer questions 2-3. As part of his series of experiments, Connell removed one species of barnacle from around the other species and examined how well the intact barnacle species survived in different locations along the intertidal zone. The following diagram shows the results of this study. Yes 14444 Does the removal of Balanus affect the distribution of Chthamalus? O No Balanus-removal Sites 10000 t Chthamalus-removal SitesAsap
- A single-celled organism is placed in fresh water. The contractile vacuole pumps excess water out of the cell. How does this action help the organism survíve? O A. It helps the organism to communicate with other cells O B. It helps the organism convert energy O C. It helps the organism reproduce D. It helps the organism maintain homeostasisBased on the text on roaches mating: 1. Identify abiotic factors that support the survival and reproduction of the roaches. 2. Identify biotic factors that support the survival DNA reproduction of the roaches. 3. Predict what factors in the environment can be altered to decrease the survival and reproduction of the pest. USE THIS TEXT ONLY TO ANSWER THIS QUESTIONS.In a hypothetical set up in a laboratory where rotifers were cultured: the followingdata were gathered: 200 eggs were obtained from 386 rotifers in a culture. a. What is the percentage of eggs? Show your solution. b. If the rotifer density is too high, what will happen to the egg percentage? c. If the rotifer density is too low, what will happen to the egg percentage? d. What could be a sign that rotifers are stressed?