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B.Sc. (Part-I) Semester-II Examination
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APICULTURE(Bee Botany, Pollination and Melato Palynology)
Time : Three Hours] &;
[Maximum Marks : 80
Note :— (1) All questions are compulsory.
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(2) Question Nos. 2 to 7 carry equal marks.1. (A) Fill in the blanks :—
(a) Beeplant yields ~ ~ and _~ for bees.
(b) Study of Pollen grains is called
(c) Entomophily is pollination by -
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(d) Honey bee carries pollen grains in
(B) Choose correct option :—
(e) In pollination pollen grains transfer from stamens to
(1) ovary (ii) anther
(iii) stigma (iv) stipul
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(f) Anemophily is a pollination by —
(1) wind (ii) insect
(iii) bats (iv) water
(g) The horticultural crops is
(1) orange (i) tulsi
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(iii) neem (iv) nerium(h) Conversion of nectar to honey by bees is called :
(i) regurgitation (i) foraging
(iii) swarming (iv) derth
(C) Answer in ONE sentence each : —
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(i) Define cross pollination. 1
(j) What is autogamy ? 1
(k) What is palynology ? 1
(l) Define bee plant. 1
2. (a) Give the classification of bee plants with suitable examples. 4
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(b) Explain process of fertilization in flowering plants.(c) Explain secretion of nectar. 4
OR
(d) Explain male and female parts of flower.
(e) Give composition of nectar.
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(f) Explain development of fruit.3. Discuss any six annual bee crops with their flowering period. 12
OR
Discuss wild and horticultural bee plants with their flowering plants. 12
4. (g) Explain floral gap. 4
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(h) Explain concept of floral sequence and its advantages. 4(i) Describe floral calendar. give its advantages. 4
OR
(j) How honey becomes toxic ? 4
(k) Explain major bee crops in India with their flowering period and region.
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(l) Describe season of major honey flow in India. 45. (m) Draw a diagram of pollen bag on hind leg. 4
(n) Explain honey bees are more efficient for pollination.
(o) Explain method for preparation of pollen slide.
OR
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(p) Explain types of pollen. 4
(q) Describe the method to identify floral source. 4
(r) Give characteristics of pollen grains. 4
6. Discuss pollination with their types and its advantages and disadvantages. 12
OR
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Discuss various pollinating agents. 12
7. (s) Explain the concept of migratory bee keeping. 4
(t) Describe measures to protect bees from insecticide spraying. 4
(u) Explain the concept of service for pollination through beekeeping. 4
OR
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(v) Explain how bees convert nectar to honey. 4
(w) Explain advantages of honey bees to farmer and bee keeper. 4
(x) Explain advantages of migration of bee colonies. 4
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