The organelle involved in tissue respiration is the
endoplasmic reticulum
ribosome
golgi body
mitochondrion
Correct answer is D
No explanation has been provided for this answer.
Nitrogen- fixing micro-organisms in leguminous plants live symbiotically in the
root nodules
tap root
branch roots
root hairs
Correct answer is A
No explanation has been provided for this answer.
Fertilizers are lost from the soil through
sheet erosion and evaporation
leaching, underground seepages, and run-off
sheet erosion, gully erosion, and wind erosion
wind erosion and heavy rainfall
Correct answer is B
No explanation has been provided for this answer.
industrial chimneys, burning fossil oils, and river dams
sulphur dioxide, acid rain, and pesticides
sulphur mines, vehicle exhausts, and aerosols
sewage, smoke, and old vehicles
Correct answer is C
No explanation has been provided for this answer.
Which of the following diseases can be prevented by innoculation?
Syphilis
Malaria fever
Tuberculosis
Acquired Immune Deficiency Syndrome
Correct answer is C
No explanation has been provided for this answer.