Barnacles growing on the back of whale is an example for ________________
(A) mutualism
(B) parasitism
(C) amensalism
(D) commensalism
Fine organic or inorganic particles suspended in air is called _______________
(A) particulate pollutant
(B) gaseous pollutant
(C) aerosol
(D) none of these
Fog that most often forms as warm rain falls into a cold layer of surface air is called ______________
(A) Radiation fog
(B) Evaporation (mixing) fog
(C) Advection fog
(D) Upslope fog
When oil and gas resources are burnt they kill many forests and lakes by ________________
(A) deforestation
(B) water pollution
(C) acid rain
(D) forest fire
The species that flower are called ______________
(A) Gymnosperms
(B) Bryophytes
(C) Angiosperms
(D) Algae
The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere ___________
(A) Barograph
(B) Radiosonde
(C) Aneroid barometer
(D) Altimeter
Which are the largest of the white blood cells
(A) lymphocytes
(B) eosinophils
(C) basophils
(D) monocytes
“Elephant” large unit of paper measurement equal to 28 by__________
(A) 23 inches
(B) 25 inches
(C) 28 inches
(D) 31 inches
Candela is the basic unit of_________________
(A) luminous intensity
(B) heat producing value
(C) Thermodynamic temperature
(D) radioactive decay