Download PTU B.Sc Agriculture 2019 May 5th Semester 74169 INSECT PEST OF CROPS AND STORED GRAINS Question Paper

Download PTU (Punjab Technical University) BSc Agriculture 5th Semester 74169 INSECT PEST OF CROPS AND STORED GRAINS Last 10 Years 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011 and 2010 Previous Question Papers.

1 | M - 7 4 1 6 9 ( S 2 ) - 2 5 2 0

Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Sc.(Agriculture) (2014 & Onwards) (Sem.?5)
INSECT PEST OF CROPS AND STORED GRAINS
Subject Code : BSAG-505
M.Code : 74169
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.


SECTION-A
1. Write short notes on :
(a) Sugarcane pyrilla
(b) Polyphagous pests
(c) Whitebacked plant hopper
(d) Predator
(e) Maize borer
(f) Potato tuber moth
(g) Parasitoid
(h) Defoliators
(i) Borers
(j) Cotton mealy bug
FirstRanker.com - FirstRanker's Choice
1 | M - 7 4 1 6 9 ( S 2 ) - 2 5 2 0

Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Sc.(Agriculture) (2014 & Onwards) (Sem.?5)
INSECT PEST OF CROPS AND STORED GRAINS
Subject Code : BSAG-505
M.Code : 74169
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.


SECTION-A
1. Write short notes on :
(a) Sugarcane pyrilla
(b) Polyphagous pests
(c) Whitebacked plant hopper
(d) Predator
(e) Maize borer
(f) Potato tuber moth
(g) Parasitoid
(h) Defoliators
(i) Borers
(j) Cotton mealy bug
2 | M - 7 4 1 6 9 ( S 2 ) - 2 5 2 0

SECTION-B
2. Suggest integrated management practices for sugarcane stalk borer
3. Integrated pest management of diamondback moth.
4. Suggest integrated management practices for Spodoptera litura.
5. Management strategy for rice stem borer.
6. Integrated pest management of cotton jassid, Amrasca biguttulla biguttulla

SECTION-C
7. Discuss in detail biology, nature of damage and management of insects pests of stored
grains.
8. Explain in detail important insect pests of citrus and enumerate their biology and
management.
9. Describe in detail distribution, biology, nature of damage and management strategies for
guava fruit fly.







NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
FirstRanker.com - FirstRanker's Choice