The most important reason for decrease in biodiversity is ____________.
A. Habitat pollution
B. Introduction of exotic species
C. Over-exploitation
D. Habitat destruction
Category: Environmental Science
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
Decomposers are otherwise called as ______________.
A. Detritivores
B. Primary consumers
C. Organic matter
D. Secondary consumers
The pollution which does not persistent harm to life supporting system is ____________.
A. Noise pollution
B. Radiation pollution
C. Organochlorine pollution
D. All of these
The response of predator to prey and vice- versa, over ten of thousands of years, produces physical and behavioral changes in a process called _____________.
A. Co-evolution
B. Evolution
C. Origin
D. Development
Producers are otherwise known as ____________.
A. Organisms
B. Manufacturers
C. Organic compounds
D. Autotrophs
The most important reason why summers in the Southern Hemisphere are not warmer than summers in the Northern Hemisphere is that ____________.
A. The earth is closer to the sun in January
B. The earth is farther from the sun in July
C. Over 80% of the Southern Hemisphere is covered with water
D. The sun’s energy is less intense in the Southern Hemisphere
Trophic levels are formed by ____________.
A. Only plants
B. only animals
C. Only carnivorous
D. Organisms linked in food chain
The term “normal” refers to weather data averaged over ____________.
A. At least a day.
B. Several months.
C. One year.
D. Thirty years.
Macroconsumers include ____________.
A. Herbivores
B. Carnivores
C. Omnivores
D. All the above
The drug morphine is extracted from ____________ plant.
A. Cocoa
B. Belladonna
C. Opium Poppy
D. Tannin
