August 2024 Living Environment Regents Questions 31-40 Question Preview (ID: 63445)

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Which statement below best explains the decrease in activity of catalase after 35ºC shown in the graph?

a) The structure of the enzyme changes, which slows down the reaction.

b) There is no hydrogen peroxide left for the activity to continue, so it stops.

c) The raw materials permanently bind to the catalase, preventing the reaction.

d) The reaction is no longer needed for survival of the individual.

Which of the cells he viewed were most likely from heterotrophs?

a) A and C

b) B and D

c) C and B

d) D and C

Which statement is a valid claim, supported by evidence from this experiment?

a) Chloroplasts are necessary for the production of starch indicator.

b) Starch indicator causes leaves to produce oxygen.

c) Chloroplasts are necessary for the production of starch.

d) Water is necessary for the production of starch.

The medical issues associated with vaping are an example of

a) organ malfunctions caused by personal behaviors

b) feedback response maintaining homeostasis

c) inherited disorders resulting from inhaling vapors

d) the effects of infectious parasites carried by the vapors

When constructing an energy pyramid of this ecosystem, which of these organisms would be placed at the top of the pyramid?

a) grasses

b) carp

c) heron

d) leopard frog

Based on the information given, what is the most likely impact of the delayed planting on the production of corn?

a) Corn yield will remain at 100% because higher temperatures in June will make plants grow faster.

b) The corn yield may be reduced by about 20% because of the delay in planting.

c) Corn yield may be reduced by about 80% because of the delayed planting.

d) Crops planted on June 1 will have the same yield as those planted on April 1.

Which of these habitats displays the most biodiversity of beetle species?

a) Habitat W

b) Habitat X

c) Habitat Y

d) Habitat Z

This relationship between the flowers and hummingbirds is a result of

a) changes in hummingbirds and flowers in response to their needs

b) inheritance of characteristics acquired during their lifetime

c) natural selection of beneficial variations

d) the environment modifying gene expression

One possible reason that they all have different fur colors and patterns is that

a) different kittens inherited more chromosomes from one parent than the other

b) there was a random resorting of genes during gamete formation in each parent

c) because there were so many, they did not receive the same amount of nutrients from the mother

d) there were pH differences depending on where in the uterus each kitten developed

Based on this experiment, one result of the future warming of the Antarctic Ocean could be

a) an increase in the stability of the Antarctic ecosystem

b) the disruption of existing Antarctic marine food webs

c) marine organisms evolving more rapidly in order to compete for resources

d) the need to import predators to eat the tiny invertebrates

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