Papaya
Time Left
--:--:--
A-
A+
Switch Full Screen
Question No. 1
Marks
+1
-0
Time
0:00
☰
The viral disease Papaya Ring Spot, which causes mottling of upper leaves, is transmitted by which insect vector?
A.
Whiteflies
B.
Thrips
C.
Leafhoppers
D.
Aphids
Question No. 2
Marks
+1
-0
Time
0:00
☰
For a grower planning to cultivate a dioecious papaya variety, what would be the recommended seed rate per hectare?
A.
100-150 g/ha
B.
400-500 g/ha
C.
50-100 g/ha
D.
250-300 g/ha
Question No. 3
Marks
+1
-0
Time
0:00
☰
The yellow pigment responsible for the characteristic color of ripe papaya flesh is...
A.
Lycopene
B.
Anthocyanin
C.
Caricaxanthin
D.
Beta-carotene
Question No. 4
Marks
+1
-0
Time
0:00
☰
Which papaya variety is specifically noted for its suitability for high-density planting (HDP) and cultivation in pots due to its extremely dwarf nature?
A.
Pusa Giant
B.
Coorg Honey Dew
C.
Pusa Nanha
D.
Pusa Majesty
Question No. 5
Marks
+1
-0
Time
0:00
☰
Damping off, a major disease affecting papaya seedlings and causing stem rot, is caused by which pathogen?
A.
Fusarium oxysporum
B.
Pythium aphanidermatum
C.
Colletotrichum gloeosporioides
D.
Xanthomonas campestris
Question No. 6
Marks
+1
-0
Time
0:00
☰
The alkaloid 'Carpine', extracted from papaya, is known to be utilized as a...
A.
Pain reliever
B.
Diuretic and heart stimulant
C.
Sedative
D.
Respiratory suppressant
Question No. 7
Marks
+1
-0
Time
0:00
☰
When establishing an orchard with a dioecious papaya variety, what percentage of male plants is recommended to ensure adequate pollination?
A.
50%
B.
2%
C.
10%
D.
25%
Question No. 8
Marks
+1
-0
Time
0:00
☰
Which of the following is a gynodioecious papaya variety known for its resistance to nematodes?
A.
Pusa Delicious
B.
CO-5
C.
Pusa Majesty
D.
Sunrise Solo
Question No. 9
Marks
+1
-0
Time
0:00
☰
A farmer notices that his papaya leaves are curling and distorted. The pest responsible for transmitting the Papaya Leaf Curl virus is most likely the...
A.
Aphid
B.
Mealybug
C.
Whitefly
D.
Spider Mite
Question No. 10
Marks
+1
-0
Time
0:00
☰
The milky latex tapped from unripe papaya fruits is processed to produce which commercially important enzyme?
A.
Trypsin
B.
Amylase
C.
Lipase
D.
Papain
Question No. 11
Marks
+1
-0
Time
0:00
☰
From a botanical perspective, the papaya plant is classified as polygamous, which means...
A.
It only has female flowers.
B.
It can have male, female, and bisexual flowers on the same or different plants.
C.
It only has male flowers.
D.
It is self-pollinated only.
Question No. 12
Marks
+1
-0
Time
0:00
☰
Which environmental factor is considered the most significant limitation for cultivating papaya in North Indian states?
A.
High humidity
B.
Water logging
C.
Frost
D.
Saline soils
Question No. 13
Marks
+1
-0
Time
0:00
☰
The dioecious papaya variety 'CO-5' is particularly favored for...
A.
High sugar content
B.
Nematode resistance
C.
Long shelf life
D.
Good papain production
Question No. 14
Marks
+1
-0
Time
0:00
☰
What is the recommended spacing for the 'Pusa Nanha' papaya variety to achieve a high plant density of approximately 6000 plants per hectare?
A.
3 x 3 m
B.
2.5 x 2.5 m
C.
1.25 x 1.25 m
D.
2 x 2 m
Question No. 15
Marks
+1
-0
Time
0:00
☰
To manage both aphids and whiteflies, which are vectors for major papaya viruses, a systemic insecticide like ______ can be used.
A.
Sulphur
B.
Copper oxychloride
C.
Imidacloprid
D.
Mancozeb
Submit Test
Mark for Review & Next
Clear Response
‹ Prev
Save & Next ›
📋 Submit Test?
0
Answered
0
Skipped
15
Total
You
cannot
change answers after submission.
Cancel
Submit