Agronomy MCQs

294 MCQs  — Agriculture MCQs  (Page 21 of 30)

Auxins and cytokinins are__________________?
A. Growth regulators
B. Herbicides
C. Insecticides
D. Fungicides
The lowest pest population that will cause economic damage is called__________________?
A. Economic pest
B. Economic threshold
C. Economic damage
D. None of the above
Resistance of plants to living organism is called______________________?
A. Abiotic resistance
B. Biotic resistance
C. Vertical resistance
D. Horizantal resistance