PLANT PHYSIOLOGY Daily Dose

➡️Glycolysis occurs in the part of cell Ans. Cytoplasm

➡️Krebs cycle & ETC occurs in

Ans. Mitochondria 

➡️Glycolysis is a type of reaction 

Ans. Anaerobic 

➡️Final product of glycolysis is 

Ans. Pyruyate 

➡️Kerbs cycle starts with 

Ans. Acetyl COA & Oxaloacetate 

➡️ Energy content of molecule of glucose is  

Ans. 684 K.Cal. 

➡️Total ATP synthesis from one 2 X 2 molecule of glucose in respiration

 Ans. 36 ATP (Net gain), Gross – 38 ATP 

➡️Total ATP synthesis in glycolysis is Ans. 8 ATP (Net gain – 2ATP) 

➡️Light or hill reaction takes place in  Ans. Grana of chloroplast 

➡️Dark reaction or Calvin cycle takes place in 

Ans. Stroma of chloroplast 

➡️First enzyme in CO2 fixation in C3 plants 

Ans. Rubisco

➡️First enzyme in CO2 fixation in C4 plants is 

Ans. PEP Carboxylase

➡️ Highest water use efficiency is seen ____ plants. 

Ans. CAM > C4 > C3 

➡️Kranz type leaf anatomy found in Ans. C4 plants 

➡️ Calvin cycle & Hatch – slack pathway occurs in _ cell organelle. 

Ans. Chloroplast 

➡️ Photosynthetic rate is highest in Ans. C4 plants 

 

➡️ Harvest Index in cereals is

Ans. 0.4 – 0.5 

➡️Harvest Index in pulses 

Ans. 0.2 – 0.3 

➡️First product of photosynthesis in C3 plants is 

Ans.  3 PGA 

➡️Most abundant protein in the world Ans. Rubisco