Agriculture MCQs

2794 MCQs  (Page 266 of 280)

Which one of the following produces silk?
A. Dysdercus koenigi
B. Bombyx mori
C. Both a & b
D. None of the above
Lac is produced by:___________?
A. Males insect only
B. Females insect only
C. More by females than males
D. More by males than females
The ray florets of sunflower is usually?
A. Sterile
B. Pistillate
C. Bisexual
D. Staminate
The disc florets of sunflower is__________?
A. Pistillate
B. Staminate
C. Bisexual
D. Usually sterile