Which one of the following is wrong statement

  • Option 1)

    Anabaena and Nostoc are capable of fixing nitrogen in free living state also.

  • Option 2)

    Root nodule forming nitrogen fixers live as aerobes under free-living conditions.

  • Option 3)

    Phosphorus is a constituent of cell membranes, certain nucleic acids and cell proteins.

  • Option 4)

    Nitrosomonas ans Nitrobacter are chemoautotrophs.

 

Answers (1)

 

Phosphorus Function -

In synthesis of nucleic acids, phospholipids, ATP, NAD, NADP, osmotic regulation and hydration, translocation of sugar, phosphorylation reactions.

- wherein

Deficiency causes mottled chlorosis, premature death, cotton rust.

 

 Phosphorus is a constituent of nucleic acids of both DNA and RNA but absent in cell membranes and cell proteins.

 

 


Option 1)

Anabaena and Nostoc are capable of fixing nitrogen in free living state also.

This is incorrect option

Option 2)

Root nodule forming nitrogen fixers live as aerobes under free-living conditions.

This is incorrect option

Option 3)

Phosphorus is a constituent of cell membranes, certain nucleic acids and cell proteins.

This is correct option

Option 4)

Nitrosomonas ans Nitrobacter are chemoautotrophs.

This is incorrect option

Preparation Products

Knockout JEE Main April 2021

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 22999/- ₹ 14999/-
Buy Now
Knockout JEE Main April 2022

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 34999/- ₹ 24999/-
Buy Now
Test Series JEE Main April 2021

Take chapter-wise, subject-wise and Complete syllabus mock tests and get in depth analysis of your test..

₹ 6999/- ₹ 4999/-
Buy Now
JEE Main Rank Booster 2021

This course will help student to be better prepared and study in the right direction for JEE Main..

₹ 13999/- ₹ 9999/-
Buy Now
Knockout BITSAT 2021

It is an exhaustive preparation module made exclusively for cracking BITSAT..

₹ 4999/- ₹ 2999/-
Buy Now
Boost your Preparation for JEE Main 2021 with Personlized Coaching
 
Exams
Articles
Questions