January 2018 Living Environment Regents Questions 31-40 Question Preview (ID: 56830)

Use Your Knowledge Of Living Environment To Answer All Questions In The Data Set. You May Need A Calculator To Answer Some Of The Questions. Good Luck. Corresponding Data Sets: 56827, 56828, 56829, 56830. TEACHERS: click here for quick copy question ID numbers.

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One of the best ways to represent the interdependence of all of the organisms in this ecosystem is

a) an evolutionary tree

b) a food chain

c) an electrophoresis gel

d) a food web

During which month would the bears in the area have the most fish available?

a) May

b) July

c) August

d) October

Within the fish population, variations exist in color, size, gamete production, and swimming speed. A variation that would most likely be passed on to future generations of the species is

a) a swimming speed that is less than that of its predators

b) the presence of bright, colorful markings that contrast with the lake bottom

c) being of a size that enables them to hide among the rocks in the lake

d) the production of a small number of gametes during the peak of the breeding season

Which statement most likely describes the reliability of the students’ information?

a) Information gathered by student A is more reliable because newspapers are always updated to reflect the most current research

b) Information gathered by student B is more reliable because some of it was gathered from peer-reviewed sources.

c) Information gathered by student A is more reliable because it is from a single source without conflicting information.

d) Information gathered by student B is more reliable because some of it was found on the internet.

After gathering the information, the students presented the information to their class. The class gave the students suggestions about how to continue with their experiment. How does this step benefit the investigation?

a) Feedback from the class will help them design a better experiment.

b) Feedback creates confusion, and will complicate the investigation.

c) The students’ investigation will be unaffected because the class is not carrying out the experiment.

d) The investigation will be unchanged because students can use information only from published sources to design the experiment

Which statement would be a possible hypothesis for an experiment to test this idea?

a) 1

b) 2

c) 3

d) 4

According to the chart, which two species would be more likely to survive if their environmental conditions changed?

a) Tasmanian tiger and Tasmanian devil

b) brown bear and whale

c) Tasmanian tiger and wolf

d) panda and wolf

The accumulation of these microbeads is an environmental concern for aquatic biologists because microbeads

a) make the lakes and rivers cloudy and dirty, affecting their appearance

b) may stick to some household water pipes, preventing drainage problems

c) could be mistaken for food by some species, working their way up the food chain

d) could clog fishing nets, affecting the ability of fishermen to catch fish

A similarity between these systems is that they all

a) are made of cells that are identical in structure and function

b) contain organs that work independently from other organs in that system

c) work together to maintain a stable internal environment

d) are separate and do not interact with other body systems

An advantage of growing the genetically modified Bt cotton instead of conventional cotton is that growing Bt cotton could

a) result in an increase in populations of insects that are beneficial

b) result in an increase in the size of insect populations that are resistant to the Bt protein

c) lead to an increase in the survival rates of insects that eat cotton

d) lead to an increase in the use of insecticides that protect cotton from insects

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