Environmental science MCQ is the section of General knowledge MCQ Questions for all exam like competitive exam, interview and entrance test, Government exams, State and UPSC Civil Services Examinations, PSC, SSC, cgl, ibps,ias, ras , Bank exams and other various exams
A. The community of organisms together with the environment in which they live
B. The abiotic component of a habitat
C. The part of the earth and its atmosphere which inhibits living organisms
D. A community of organisms interacting with one another
A. In most ecosystems, the pyramid of numbers and biomass are up right
B. In tree dominated ecosystem the pyramid of numbers is inverted
C. The pyramid of energy expresses mainly the rate of food production
D. In deep water ecosystem, the pyramid of biomass is upright
E. The total energy flow at successive tropical level always decreases
A. The pyramid of energy is inverted in ocean ecosystem
B. The pyramid of biomass is inverted in aquatic ecosystem
C. The pyramid of numbers is upright in grass land ecosystem
D. The pyramid of biomass is upright in grass land ecosystem
A. The length of human hair changes as the relative humidity changes.
B. During the winter, low relative humidity can irritate the mucus membranes in the nose and throat.
C. The relative humidity is a measure of the air’s actual water vapor content.
D. A change in the air temperature can change the relative humidity.
A. The level of the water in the glass would slowly decrease
B. The water’s temperature would slowly increase
C. The level of the water in the glass would not change
D. The water’s temperature would slowly decrease
A. Siberia
B. Gulf of mexico and caribbean
C. The middle east
D. Indonesia
A. The lion is the prey and the wilde beast is the predator
B. The lion is the predator and the wilde beast is the prey
C. The lion is the primary consumer and the wilde beast is the secondary consumer
D. The lion is the secondary consumer and the wilde beast is the primary consumer
A. Ecosystem service
B. Biological control
C. The green house effect
D. Biosphere balancing
A. The changing distance between the earth and the sun
B. The angle at which sunlight reaches the earth
C. The length of the daylight hours
D. All of the above
E. Only (b) and (c) are correct
A. The days and nights are of equal length except at the poles
B. At noon the sun is overhead at the equator
C. The earth is not tilted toward nor away from the sun
D. All of the above
