The bioassay of auxin is

The Bioassay Of Auxin Is Biology Question

The bioassay of auxin is


(a) Avena curvature test
(b) callus formation
(c) culture of fungus
(d) seed dormancy

Correct Answer:

Avena curvature test


Bioassay is a testing of biological activity like growth response of a substance by employing plant part. Avena curvature test is a bioassay for examining the activity of auxins. It is based upon experiments of F.W.Went. 10° curvature is produced by auxin concentration of 150 mg/lit at 25⁰ C and 90% relative humidity. It can measure auxin up to 300 mg/lit. Auxin from shoot tip or any other plant organ is allowed to diffuse in a standard size agar block. 15 -30 mm long oat coleoptile grown in dark is held ve

Related Questions:

  1. Antibiotics are mostly got from
  2. The enzyme that is not present in succusentericus is :
  3. Which is maintained for optimum production of vinegar
  4. GnRH a hypothalamic hormone needed in reproduction acts on
  5. Plants require which one of the following for the formation of ATP

Topics: Plant Growth and Development (128)
Subject: Biology (4113)

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.