Biology Fsc Part 1 Chapter 6 Online Test With Answers

Biology Fsc Part 1 Chapter 6 Online Test

Sr. # Questions Answers Choice
1 Porphyyrin ring of chlrophyii molecule consists ofhow many pyrrole rings. 1 2 4 5
2 Head of chlorophyii molecuie is made of  Porphyrin ring Carbon ring Nittrogen ring Hydrocarbon ring
3 Chlorophyll absorb mainly Violet - blue and orange -red Violt-green and indigo- red Yellow green and yellow-red Yellow red and orange -red
4 A molcule of chlrophyll consists of a hydrophilic head and Hydrophobic tail Hydrophiclic tail Oxidative tail Reductive tail
5 The central atomof chlorophyll molecule is. Ca++ N+ Mg++ Fe+2
6 Chlorophyll is what tye of molecule Lipds Protein Vitamin Carbohydrate
7 What serves as reducing power for the reduction of CO2 to form sugar  NADPH FADH2 NADP FAD
8 In phostosynthesis water is split during the process Hydrolysis Photolysis analysis Chemolysis
9 Source of O2 during process of photosynthesis is. H2O Light CO2 Glucose
10 The entry of CO2 into the leaves is dependent upon Openig of Stomata External humidity Waer availability Intensity of light
11 The effectiveness of different wavelength of light is determined in terms of. absorption spectrum Active spectrum Broad spectrum Narrow spectrum
12 Plants convert how much solar energy into chemicla energy. 1- 2% 3-4% 5-6% 6-7%
13 At which movement there is no net gas exchange between leaves and atmosphere. Saturaton period Compensation point End point Starting point
14 Which of the following is included in reactatn side of photosynthesis. Oxygen Water glucose Nitrogen
15 Cells get energy from which process of food Digestion  Respiration  Oxidation  Excretion 
16 The breaking of one phosphate bond release how much energy. 5.3 Kcal 7.3 Kcal 4.3 Kcal 6.3 Kcal
17 Which is the energy currency of cell Water Fat ATP Glucose
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