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(i) Who discovered photoperiodism? (i...

(i) Who discovered photoperiodism?
(ii) Who gave the term phytochrome? What is its unique character?
(iii) Given three methods of seed dormancy.
(iv) Short out the e.g., of SDP and LDP from following.
(a) Radish (b) Spinach (c) Bryophyllum (d) Rice (e) Oat (f) Chrysanthemum

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