Ploughing helps in
distribution of nutrients
removing micro organisms
identify weed
both a and b
Coconut wilt is caused by
Bacteria
Virus
Fungi
All the above
Weeds compete with crop plants for
water
space
nutrients
all the above
Which insects make a small hole in the leaves and flowers and their head
mosaic insects
citrus insects
arachid insects
aphids
Fishes are grown to adult size in
nursey ponds
rearing ponds
stocking ponds
hatcheries
Name the plant in which yellow corky vein is seen in
Mango
Grapes
Citrus
Coconut
Collection of eggs is called
Cluster
Bunch
Seed
Bundle
Operation flood is otherwise called as
Green revolution
White revolution
Black revolution
Yellow revolution
Fishes used to control weed population under biological control are
Tilopia mossambica
Cyprinus carpio
Scoliodon
Both A & B
Name the plant in which mosaic is seen
citrus
grapes
coconut
mango
