Biology Fsc Part 1 Chapter 8 Online Test With Answers

Biology Fsc Part 1 Chapter 8 Online Test

Sr. # Questions Answers Choice
1 Annual rings are formed in plants due to the seasonal activity of....................layer. Cambium Epidermis Measophyll Pillferous
2 The region of mature stem outside of vascular cambium having secondary phloem, cork cambumand cork is collectively called. Bark Log Trunk Wood
3 Secondary growth refers to the Increses in length of plant Increase in thickness or girth of stem Having primary tissue All of above
4 Phase of cell elongatio is characterized by  Increase in cell volume due to endosmosis Non vacuolated cells Cell fully diferentiated Eachcel performs its specific functions
5 Non-Vacuolated, small cells, spherical nuclie in the the centre of cytoplasm occurs in. Zone of cell division  Zone of cell elongation  Zone of cell maturation  Zone of cell differentiation 
6 The phases of primary growth in platns includes Cell divison  Cell elognation  Cell differentiation  All of above
7 The process of priamry growth occurs in................phases. 2 3 4 5
8 Increses in the length of the plants is called Primary growth Secondary growth tertiary growth Quaternary growth
9 Which statement describes cork cambium Formed int he outer layers of stem and roots Produce cork cells and bark Present at the tips of roots Both a and b
10 Which statemetn about laterial meristem is correct. Cylinders of divising cells along peripheral regions Found in woody plants Cruical for socondary growth  All of above
11 The type of meristem separated from the apex by permanent tissues, situated at base of internodes is. Intercalary Apical Lateral Cork cambium
12 The tpe of mieistem found at the tips of roots an shoots. Vascular cambium Apical meristem Lateral meristem Intercalry
13 The excess glucose after respiratory needs in plants is converted into non -reducing sugar.i.e Cane sugar Malt sugarMil Milk sugar Lactose
14 The theory which relies on the principle of osmotic pressure differences betwene source and sink regions is Pressure flow theory TACT Mass flow hypotheis Both a and c
15 Who proposed mass-flow hypothesis. Ernst munch VanMohl  Dixon Van Neil
16 The velociy  of sugar movement is phloem on aveage is 1 m /8year 1m/hour 1m/sec 1 cm/day
17 Storage of sugars,resins, lates and mucilage takes place in Sieve tube cells Phloem parenchyma Phloem fibres Companion cells
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