F. Ecological and Environmental Sciences Flashcards
The uppermost layer of atmosphere is known as
A. Ionosphere
C. Troposphere
B. Stratosphere
D. Exosphere
D. Exosphere
Upper part of the thermosphere, where earth magnetic field is more important than gravitational field in controlling the behaviors of proton.
A. Ionosphere
C. Protosphere
B. Exosphere
D. Troposphere
C. Protosphere
Characterized by a nearly uniform decrease in temperature with height, most weather changes are limited here.
A. Troposphere
C. Mesosphere
B. Stratosphere
D. Thermosphere
A. Troposphere
Lower part of the thermosphere, ionized layer which the long-distance radio communication is possible.
A. Ionosphere
C. Protosphere
B. Exosphere
D. Stratosphere
A. Ionosphere
The layer of the atmosphere where most of the world’s weather occurs
A. Troposphere
C. Mesosphere
B. Stratosphere
D. Thermosphere
A. Troposphere
The ozone layer is present in
A. Troposphere
C. Mesosphere
B. Stratosphere
D. Thermosphere
B. Stratosphere
The boundary between troposphere and stratosphere is known as
A. Tropopause
C. Stratopause
B. Thermopause
D. Mesopause
A. Tropopause
The boundary between stratosphere and mesosphere is known as
A. Tropopause
C. Stratopause
B. Thermopause
D. Mesopause
C. Stratopause
The boundary between mesosphere and thermosphere is known as
A. Tropopause
C. Stratopause
B. Thermopause
D. Mesopause
D. Mesopause
The boundary between thermosphere and exosphere is known as
A. Tropopause
C. Stratopause
B. Thermopause
D. Mesopause
B. Thermopause
It is also called geosphere and it consists of the solid Earth that includes the continental and ocean, as well as various layers of Earth’s interior.
A. Hydrosphere
C. Biosphere
B. Atmosphere
D. Lithosphere
D. Lithosphere
At what time where the sun is farthest distance from the earth.
A. The permeability is high
C. Perihelion
B. Aphelion
D. None of these
B. Aphelion
The main reason for blueness of the sky is
A. Due to the scattering of sunlight by air molecules
C. Due to the presence of water vapor
B. Due to the absorption of blue light due to the air
D. None of these
A. Due to the scattering of sunlight by air molecules
Which of the following radiations of the sun do greenhouse gases trap?
A. Infrared radiations
C. Visible radiations
B. UV radiations
D. All of these
A. Infrared radiations
Erosion prevention belongs to which ecosystem services?
A. Supporting services
C. Regulating services
B. Provisioning services
D. Cultural services
C. Regulating services
Processes that make ecosystems clean, sustainable, functional, and resilient to change belong to which
ecosystem services?
A. Supporting services
C. Regulating services
B. Provisioning services
D. Cultural services
C. Regulating services
Ecosystem services that do not provide direct benefits but are necessary for the production of all other ecosystem services.
A. Supporting services
C. Regulating services
B. Provisioning services
D. Cultural services
A. Supporting services
What symbiotic relationship is exhibited by a spider making its web on a tree?
A. Mutualism
C. Predation
B. Commensalism
D. Parasitism
B. Commensalism
What symbiotic relationship is exhibited by plants and pollinators?
A. Mutualism
C. Predation
B. Commensalism
D. Parasitism
A. Mutualism
Structural and functional unit of the biosphere, comprising living and non-living factors and their interaction.
A. Ecosystem
C. Biosphere
B. Environment
D. Ecology
A. Ecosystem
It describes the enormous variety of life on Earth.
A. Ecological balance
C. Stability
B. Biodiversity
D. Endemic
B. Biodiversity
Type of water scarcity which occurs when water is adequate but is unavailable due to a lack of significant investment in water infrastructure.
A. Global water scarcity
C. Economic water scarcity
B. Physical water scarcity
D. Environmental water scarcity
C. Economic water scarcity
Species that are capable of causing extinctions of native plants and animals, reducing biodiversity, competing with native organisms for limited resources, and altering habitats.
A. Exotic species
C. Invasive species
B. Native species
D. Endemic species
C. Invasive species
Type of water scarcity which occurs when there is not enough water to meet all demands or the demand of the population exceeds the available water resources of a region.
A. Global water scarcity
C. Economic water scarcity
B. Physical water scarcity
D. Environmental water scarcity
B. Physical water scarcity
Body of water above ground, including streams, rivers, lakes, wetlands, reservoirs, and creeks.
A. Freshwater
C. Groundwater
B. Saltwater
D. Surface water
D. Surface water
