What ecological condition favours the breeding of black flies?
Fresh water habitat
Water in ponds and swamp
Water in small containers
Fast flowing streams
Correct answer is B
No explanation has been provided for this answer.
Soil fertility can be conserved and renewed by
yearly monocropping
crop rotation and cover crops
bush burning to remove unwanted debris
avoiding artificial manures
Correct answer is B
No explanation has been provided for this answer.
Mosses
Ferns
Lichens
Grasses
Correct answer is C
No explanation has been provided for this answer.
Plants adapted for life in salty marshes are called
hydrophytes
xerophytes
halophytes
epiphytes
Correct answer is C
No explanation has been provided for this answer.
parasites
commensals
symbionts
autotrophs
Correct answer is D
No explanation has been provided for this answer.