Download PTU B.Sc-Hons 2020 March 1st Sem 76929 Introductory Biology Question Paper

Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) B.Sc Hons (Bachelor of Science Honours) 2020 March Previous Question Papers

1 | M-76929 (S2)- 1686
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Sc. (Hons)Agriculture (2019 Batch) (Sem.?1)
INTRODUCTORY BIOLOGY
Subject Code : BSAG-106-19(A)
M.Code : 76929
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS 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 briefly :
a) Equational division
b) Perigyny
c) Taxonomic hierarchies
d) Differentiate between animal cell and plant cell
e) Genetic drift
f) Vestigial organs
g) Eugenics
h) Numerical taxonomy
i) Differentiate between phyllode and phylloclade
j) Ribosomes
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1 | M-76929 (S2)- 1686
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Sc. (Hons)Agriculture (2019 Batch) (Sem.?1)
INTRODUCTORY BIOLOGY
Subject Code : BSAG-106-19(A)
M.Code : 76929
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS 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 briefly :
a) Equational division
b) Perigyny
c) Taxonomic hierarchies
d) Differentiate between animal cell and plant cell
e) Genetic drift
f) Vestigial organs
g) Eugenics
h) Numerical taxonomy
i) Differentiate between phyllode and phylloclade
j) Ribosomes
2 | M-76929 (S2)- 1686
SECTION-B
2. What is racemose inflorescence? Give suitable examples.
3. Explain various stages of meiosis-I with suitable diagram.
4. What is Binomial nomenclature? Write various rules of binomial nomenclature.
5. Describe important features, floral formula and economic importance of family Poaceae.
6. Give an outline of five-kingdom classification. What are advantages and disadvantages of
this classification?

SECTION-C
7. Explain structure and functions of :
a) Nucleus
b) Mitochondria.
8. Explain isolation and natural selection in Evolution.
9. Give an illustrated description of :
a) Maize grain
b) Gram seed





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page of Answer Sheet will lead to UMC against the Student.
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