The scientific study of insects is known as _______?
The scientific study of insects is known as _______?
A. Ichthyology
B. Entomology
C. Zoology
D. Botany
A. Ichthyology
B. Entomology
C. Zoology
D. Botany
Galvanised Iron sheets have a coating of____________
A. Tin
B. Silver
C. Zinc
D. Chromium
Melanoma (skin cancer) is associated with ______________?
A. ozone accumulation
B. ozone depletion
C. acid rain
D. allergens
A. Iron
B. Metals
C. Magma
D. Coal
The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ________?
A. 1120 ft
B. 120 ft
C. 56 ft
D. 100 ft
E. None of these
A. Toluene
B. Phenol
C. Propane
D. None of these