June 2019 Living Environment Regents Questions 21-30 Question Preview (ID: 56856)

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Some salmon have been genetically modified to grow bigger and faster than wild salmon. They are grown in fi sh-farming facilities. These genetically modified fish should not be introduced into a natural habitat because

a) the salmon would recycle nutrients at a rapid rate

b) their rapid growth rate could cause them to outcompete native salmon

c) they would not have enough oxygen for survival

d) they would reproduce asexually once they were released

The arrow indicates that the cell membrane is carrying out the process of

a) respiration

b) cell recognition

c) diffusion

d) active transport

The expression of a trait is directly dependent on the

a) arrangement of amino acids in the protein synthesized

b) shape of the subunits in the DNA molecule

c) number of chromosomes present in the nucleus

d) sequence of bases coded for by the ribosome

Global warming is most closely associated with

a) increased use of solar panels

b) increased industrialization

c) reducing the rate of species extinction

d) removal of environmental wastes

Which diagram below indicates that species D is more closely related to C than it is to either A or B?

a) 1

b) 2

c) 3

d) 4

As climate changes, which type of reproduction would most likely result in a greater chance of survival for a species?

a) sexual reproduction, with a short reproductive cycle

b) sexual reproduction, with a long reproductive cycle

c) asexual reproduction, with a short reproductive cycle

d) asexual reproduction, with a long reproductive cycle

This method of reducing the spread of disease is dependent on

a) vaccines stimulating the immune system of infected people

b) providing medication to reduce the symptoms of disease

c) the use of natural selection to modify the viruses so they are no longer pathogenic

d) the use of genetic engineering to reduce the population of mosquitoes that carry the virus

Humans deplete the most resources when

a) using wind energy as a power source

b) generating power by using fossil fuels

c) using water power to generate electricity

d) recycling glass and plastics

The diagram below does not represent a sustainable energy pyramid in an ecosystem because

a) energy is never transferred between levels in ecosystems

b) ecosystems never have more than three levels of energy transfer

c) more energy must be available in the producer level than in the consumer levels

d) producers feed on herbivores in most ecosystems

Which statement best describes these two molecules?

a) Sugar molecules are inorganic and fat molecules are organic.

b) Sugar molecules are organic and fat molecules are inorganic.

c) Energy for life processes can be stored within the chemical bonds of both molecules.

d) Energy for life processes can be stored within the chemical bonds of sugar molecules, only.

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