The main reason for nuptial flight in termites is to
escape unfavourable conditions
search for food
form new colonies
communicate with one another
Correct answer is C
No explanation has been provided for this answer.
In dihybrid inheritance, Mendel considered
a pair of contrasting characters
two pairs of contrasting characters
three pairs of contrasting characters
four pairs of contrasting characters
Correct answer is B
No explanation has been provided for this answer.
Which of the following natural resources is non-renewable?
Water
Coal
Forest
Air
Correct answer is B
No explanation has been provided for this answer.
l only
lll only
lV only
ll and V only
Correct answer is B
No explanation has been provided for this answer.
l only
lll only
lV only
ll and lV only
Correct answer is D
Pesticides that are sprayed on to fields and used to fumigate soil can give off chemicals called volatile organic compounds, which can react with other chemicals and form a pollutant called ground level ozone.
Sulfur dioxide (SO2) is a gaseous air pollutant composed of sulfur and oxygen. SO2 forms when sulfur-containing fuel such as coal, oil, or diesel is burned.