Biology FSC Part 2 Online MCQ's Test With Answers

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Biology FSC Part 2 Online MCQ's Test

Sr. # Questions Answers Choice
1 The condition in which biennial and perennial plants are stimulated to flower by exopod to low temperature is called. Photoperioclism Vernalization Apomixis Partheiogenesis
2 Cucumber, tomato, garden pea, maize, cotton are example of. Short day plant Day natural plant Long day plant Night natural plant
3 Identify the day neutral plant. Cabbage Cotton Tobacco Cocklebur
4 Opening of flower bud follows. Photonasty Hyponasty Epinasty Haptonasty
5 Photoperiod effects flowering when shoot meristems start producing. Floral buds Leaves Lateral buds Branches
6 Soyabean is an example of plants. Short day Long day Dary neutral Day independent
7 Which is a long day plant soyabean Henbane Tomato Cucumber
8 The temperature more effective for vernalization is 4 <sup>o</sup>C 8<sup>o</sup>C 12<sup>o</sup>C 16<sup>o</sup>C
9 Germination of some seeds e.g. some lettuce varieties, is promoted by. Green light Blue light Red light Violet light
10 The long day plant produce flowers in the presence of photochrome. P-660 P-770 P-730 P-600
11 Tobacco plant produces flowers in. Spring Summer Autumn Winter
12 In plants which light enhances cell division. Infra red Blue Red green
13 The leaf unrolling is promoted by red light in. Monocot Dicot Ferns Gymnosperm
14 The light which promotes germination of fern spores. green Yellow Red White
15 The light effective in preventing flowering in cocklebur is. Blue light Red light Yellow light Orang light
16 P660 is quiescent from, is converted to active p 730 by the absorption of. Blue light Red light Orange light Yellow light
17 The hormones which promote boating of some roseate plants is known Auxins Gibberellins Ethene Cytokinin
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