Which of the following ecological pyramid is always upright?
A. Pyramid of energy
B. Pyramid of number
C. Pyramid of biomass
D. None of these
Category: General Knowledge Mcqs
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Energy transformation through the food chain is ____________.
A. Regular
B. Comfortable
C. Proposed
D. Inefficient
______________ is mixed with petrol for being used in automobiles.
A. Gasohol
B. Methanol
C. Propanol
D. Ethanol
Bio gas generation is mainly based on the principle of ______________.
A. Fermentation
B. Degradation
C. Purification
D. Sedimentation
The Anthrax disease is caused by ____________.
A. Virus
B. Bacteria
C. Protozoa
D. Helminthes
A graphic representation of number of individuals of different species belonging to each trophic level in a an ecosystem is known as ______________.
A. Ecological pyramid
B. Pyramid of biomass
C. Pyramid of number
D. Pyramid of energy
“Silent Spring” is a well known book written by _____________.
A. John Miller
B. Charles Darwin
C. Rachel Carson
D. Aldoleopold
The cold feeling that you experience after leaving a swimming pool on a hot, dry, summer day represents heat transfer by ______________.
A. Conduction
B. Convection
C. Radiation
D. Latent heat
The transfer of heat by molecule-to-molecule contact is called _____________.
A. Conduction
B. Convection
C. Radiation
D. Ultrasonic
The book silent spring was written by ______________.
A. Madhav Gadgil
B. Anil Agarwal
C. Rachel Carson
D. E.O.Wilson
