Question68:-The unit used to measure the thickness of silk filament
A:-Denier
B:-Renditta
C:-Micron
D:-MM
Correct Answer:- Option-A
Question69:-Name any one straight fertilizer that may be applied to mulberry for supply of nitrogen
A:-Pottash
ingle super phosphate
C:-Urea
D:-Ammonium phosphate
Correct Answer:- Option-C
Question70:-Which is not a silkworm disease?
A:-Grasserie
B:-Powdery mildew
C:-Flacherie
D:-Muscardine
Correct Answer:- Option-B

Question71:-Accurate temperature and humidity should be maintained in the rearing room for proper development of
silkworm larvae. Name the equipment used for measuring temperature and humidity.

A:-Hydrometer
B:-Lactometer
:-Thermometer
D:-Hygrometer
Correct Answer:- Option-D
Question72:-Which machine you may prefer for reeling low quality cocoon and double cocoon?
A:-Charkha
B:-Cottage basin
C:-Multi end reeling machine
D:-Automatic reeling machine
Correct Answer:- Option-A
Question73:-Pepper like black spots appearing the surface infected silkworm is the symptom of which diseases
A:-Grasserie
-Muscardine
C:-Pebrine
D:-Gattine
Correct Answer:- Option-C
Question74:-Process of unwinding of silk filament from the cocoon with the help of reeling machine is called
A:-Reeling
B:-Skeining
C:-Stifling
D:-Riddling
Correct Answer:- Option-A
Question75:-Dupion silk obtained from
A:-Calcified cocoon
B:-Good cocoon
C:-Pre-mature cocoon
D:-Double cocoon
Correct Answer:- Option-D
Question76:-Fungal disease of Bombyx Mori
A:-Pebrine
-Muscardine
C:-Grasserie
D:-Flacherie
Correct Answer:- Option-B
Question77:-Foundation stock seeds of silkworm eggs produced in which station?
A:-P1 station
-P4 station
C:-P2 station