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WorksheetsPopulation and Wildlife Conservation
Total questions: 20
Worksheet time: 13mins
What is the measurement of a population per unit area?
The ___ is the measurement of a population per unit area. Overcrowding is an example of ___
(a)
What does this image represent about population (the black dots represent population)?
uniform population distribution
life table
survivorship curve
random population distribution
clustered population distribution
Claire, an ecologist, is finding it difficult to identify an interaction in nature because of changing environmental conditions and the complex indirect interactions of multiple species. Which interaction is Claire trying to find in nature?
interference competition
apparent competition
exploitation competition
predation
symbiosis
What kind of interaction does this image show?
mutualism
parasitism
commensalism
predation
exploitation competition
What are the regions in the environment that provide basic needs, such as food, shelter, mates for reproduction, and protection, for survival of living organisms?
(a) are regions in the environment that provide basic needs, such as food, shelter, mates for reproduction, and protection, for survival of living organisms.
In a certain region, children are considered economic benefits. A rising trend in the fertility levels of the region is observed. Last year the fertility rate in that region was four children per woman. It is predicted that the fertility rate is going to be six children per woman due to increasing poverty.
If the predictions are true then the population of that region will ___ , resulting in ___.
(a)
According to United Nations predictions, what will be the total population of the world by 2100?
9 billion
10 billion
11 billion
40 billion
8 billion
Throughout the world countries are dumping their garbage in the oceans. This dumping has affected the fish and other aquatic organisms of the oceans. Many fishing industries have collapsed due to this extensive dumping. Which theory explains this scenario?
intensity of demand theory
demographic transition theory
age structure theory
tragedy of the commons theory
zoning theory
Which of these is included under land use?
water
rocks
trees
soil
applying pesticides
In which countries is the human population increasing sharply?
The human population is growing increasing sharply in (a) countries.
The death rates in the United States decreased more than 40 percent from 1930 to 2015. Which factor could have contributed to this decrease?
increased food insecurity
better medical facilities and treatments
decreased farmland
refusal of vaccines
illiteracy
Only 200 Greater Bamboo Lemur exist currently. Scientists use artificial insemination to broaden the gene pool of this endangered species. This procedure is carried out in the natural habitats of this species. Which type of species conservation method is being used?
The ___ method is used to broaden the gene pool of the lemurs. As this procedure is carried out in the natural habitats of these species, it is known as ___ conservation.
(a)
Which method involves breeding animals in a controlled environment?
inbreeding
captive breeding
outbreeding
crossbreeding
genetic breeding
Which of these activities doesn’t imply poaching of wildlife?
hunting
killing
capturing
trading
breeding
Biologists want to increase the number of animals in a population. They suggest that if a minimum number of animals are protected, they will help prevent the extinction of a species. Which method will help the biologists’ idea?
habitat manipulation
hunting
captive breeding
assisted reproduction
establishing wildlife management areas
The black softshell turtle was a species found in the freshwaters of India. This species can now survive only in a manmade pond. According to the Red List of Threatened Species, the black softshell turtle will be classified under which level?
critically endangered
endangered
extinct in the wild
extinct
vulnerable
Demography is the scientific study of
parasitism and disease.
modernized countries.
human populations.
none of these
About 500 years ago, the world’s population started
decreasing.
to reach carrying capacity.
growing more rapidly.
to level off.
Demographic transition is change from high birthrates and high death rates to
exponential growth.
low birthrates and low death rates.
low birthrates and high death rates.
indefinite growth.
Which of the following would most likely occur if a population exceeded the carry capacity of the environment?
The birth rate would likely increase.
Birth rate would be equal to the death rate.
The death rate would increase.
Immigration would increase.
