Worksheets2.4 Conservation and Management & 2.5 Population Ecology
Total questions: 16
Worksheet time: 14mins
What is meant by sustainable development?
Meets the needs of the future without compromising the ability of present generations to meet their own needs.
Meets the needs of the present without compromising the ability of future generations to meet their own needs.
What is preservation?
The management to limit the damage to biosphere
Protection, management and renewal of natural resources
The preventive actions to limit the damage to biosphere
Preventive actions and management of natural resources
What is conservation?
The management to limit the damage to biosphere
Protection, management and renewal of natural resources
The preventive actions to limit the damage to biosphere
Preventive actions and management of natural resources
Which of the following are effects of unplanned management & development to the ecosystem?
(The answer can be MORE THAN ONE)
Greenhouse effect
Thinning of ozone layer
Soil erosion
Accumulation of natural resources
Which og the following are extinct animals?
(The answer can be MORE THAN ONE)
Dodo birds
Mammoths
Helena Olive
Panthera pardus
Which of the following are methods in sustainable forestry?
(the answer can be MORE THAN ONE)
Cutting unlimits
Forest reserves
Strip cutting
Reforestation
Which of the following are methods in sustainable agriculture?
(the answer can be MORE THAN ONE)
Biological control
Crop rotation
Contour farming
Use more fertilizers
Which of the following are methods in sustainable fishery?
(the answer can be MORE THAN ONE)
Introduce open and close season
Open more area for fishing
Limit the net size
Aquaculture
Which of the following are factors affecting population growth
Environmental resistant
Biotic potential
Carrying capacity
Natality and mortality
Maximum reproduction rate is refer to....
Environmental resistant
Biotic potential
Carrying capacity
Natality and mortality
Carrying capacity....
the maximum population growth rate under ideal conditions
the change in the population size per individual per unit time.
the maximum population size that can be supported by an ecosystem.
the members of a species that live in an ecosystem and have the potential to reproduce.
Which of the following statements explain natality?
The number of birth per thousand individuals in the population in a year.
The number of mortality per thousand individuals in the population in a year.
The number of eggs produced in a reproductive cycle.
The number of offspring produced by the individual female per unit time.
When does zero population growth take place?
When a community reaches its maximum population number.
When birth exceed deaths.
When deaths exceed births.
When a population size has been stabilized for a long time.
The full biotic potential of a population can be reached if the ...................
ratio of female to male in the population is high.
environmental resistance is absent.
age at which each individual in the population first reproduces is low.
number of offspring that can be produced by each individual in the population is high.
Which of the following is the CORRECT definition for environmental resistance?
Biotic factors that oppose the achievement of biotic potential.
Abiotic factors that oppose the achievement of biotic potential.
Abiotic factors that promote the achievement of biotic potential.
Biotic and abiotic factors that oppose the achievement of biotic potential.
Which of the following is importance of environmental resistance
Keeps the population size at equilibrium
Stabilizing population size
Mortality > natality
Increase or decrease population size
