Home⇒ Medical Science⇒ Biotechnology⇒ Nitrogen fixation and photosynthesis
| 1-Dont try to cram or spend more time here just read it fast and cover syllabus then practice MCQ's cheptor of same topic to check your progress. . |
| 2-Wrong options are also given but dont concentrate there, Right answer is in bold format. |
| Q1 ⇒ Which of the following bacteria genus is capable of oxidizing ammonia (NH4)? Nitrosococcus [other wrong options] [Discuss in forum] |
| Q2 ⇒ In the Calvin cycle of C3 plants, which molecule is the acceptor of CO2? Ribulose-l,5-diphosphate [other wrong options] [Discuss in forum] |
| Q3 ⇒ During nitrogen fixation the enzyme nitrogenase catalyse the reaction. The reaction is high energy demanding which require approximately 18 ATP [other wrong options] [Discuss in forum] |
| Q4 ⇒ Chlorophyll is associated with thylakoids [other wrong options] [Discuss in forum] |
| Q5 ⇒ The chief source of nitrogen for green plants is nitrates [other wrong options] [Discuss in forum] |
| Q6 ⇒ What is the metal ligand in chlorophylls? Magnesium (Mg) [other wrong options] [Discuss in forum] |
| Q7 ⇒ An organism that relies exclusively on pre-synthesized food molecules is heterotrophic [other wrong options] [Discuss in forum] |
| Q8 ⇒ Plants absorb nitrates from soil and convert them into ammonia [other wrong options] [Discuss in forum] |
| Q9 ⇒ Which of the following aid plants in the acquisition of nitrogen from nitrogen gas of the atmosphere? Bacteria [other wrong options] [Discuss in forum] |
| Q10 ⇒ What type of long chain alcohol is esterified to plant chlorophyll molecules? Phytol [other wrong options] [Discuss in forum] |
| Q11 ⇒ Nitrosomonous and Nitrobacter obtain their carbon for growth from carbon dioxide [other wrong options] [Discuss in forum] |
| Q12 ⇒ A group of about 300 chlorophyll molecule acting together to trap photons and transfer energy to the pigment molecule at the reaction center may be called as photosynthetic unit [other wrong options] [Discuss in forum] |
| Q13 ⇒ A major plant macronutrient found in nucleic acids and proteins is nitrogen [other wrong options] [Discuss in forum] |
| Q14 ⇒ In the presence of carbon monoxide, nitrogen fixation inhibits [other wrong options] [Discuss in forum] |
| Q15 ⇒ Which of the following molecule is produced from the fixation of CO2 in C4 plants? Oxaloacetate [other wrong options] [Discuss in forum] |
| Q16 ⇒ Organisms capable of converting N2 to NO3 are bacteria [other wrong options] [Discuss in forum] |