June 2024 Living Environment Regents Questions 21-30 Question Preview (ID: 63450)

The Questions In This Practice Exam Are Thoughtfully Crafted To Assess Your Knowledge And Skills. They Cover A Range Of Topics And Formats, Offering A Valuable Opportunity For Self-assessment And Preparation. TEACHERS: click here for quick copy question ID numbers.

Answers? Play games to get them!

The World Wildlife Federation’s recent report indicated that there has been a 60% decline in the size of monitored wildlife populations in just over 40 years. The most likely factor contributing to this decline was

a) animals reproducing successfully

b) the destruction of many natural habitats

c) passing environmental protection laws

d) the introduction of native species into habitats

An abiotic factor in this ecosystem is the

a) pH of the soil where the trees grow

b) number of deer of reproductive age

c) different species of grass present

d) balance between predators and prey

A student observed owls hunting mice in a field. Some chemicals from the waste products of the owls were made available to be absorbed by the roots of the grasses due to the action of

a) autotrophs

b) carnivores

c) herbivores

d) decomposers

Which two terms are opposite processes?

a) autotrophic nutrition and photosynthesis

b) asexual reproduction and cloning

c) digestion and synthesis

d) natural selection and evolution

Which human activity would most likely deplete finite resources?

a) recycling of aluminum and paper

b) protection of wildlife habitats

c) uncontrolled population growth

d) regulations that reduce industrial pollution

These monkeys are genetically

a) identical to each other, but different from the donor of the body cell

b) different from each other, but identical to the donor of the body cell

c) identical to each other and to the donor of the body cell

d) different from each other and from the donor of the body cell

Which event would most likely be the immediate result of significantly lowering the oxygen concentration in a freshwater lake?

a) a decrease in the number of fish

b) an increase in the number of plants

c) an increase in biodiversity

d) a decrease in water temperature

Scientists have modified papayas to be resistant to the papaya ringspot virus and to decrease the time that it takes for them to ripen. These modifications

a) may cause papayas to ripen too slowly, causing loss of revenue

b) are passed to any organism that eats them, making the organism resistant to the virus

c) are an example of using agricultural technologies to increase farm yields

d) could spread ringspot virus throughout the entire ecosystem

Vaccinated individuals are protected from disease because their bodies have been stimulated to

a) produce antibodies against specific pathogens

b) synthesize antigens against harmful microbes

c) make fewer white blood cells during infection

d) manufacture more enzymes to react to microbes

A species of predatory wasp is introduced to control an insect pest. A possible negative consequence of this action is that the new predatory wasp may

a) limit the population of the insect pest

b) prey on beneficial insects

c) disrupt mineral availability in the ecosystem

d) cause an increase in pesticide-resistant plants

Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 63450 in the upper right hand corner or click here.