MCQ on Manures and Fertilizers: Biology is one of the most important and vital sections in NEET. It includes theories, descriptions, discoveries, diagrams, definitions, explanation of differences and relations. Most of the concepts covered in the NEET syllabus are from the NCERT syllabus of Class 11 & 12. Other related sources make up for the rest of the syllabus.

In this post we are providing you MCQ on Manures and Fertilizers, which will be beneficial for you in upcoming NEET, AIIMS, JIPMER, PGIMER, CBSE Board, ICSE Board, Class 12th, 11th.

MCQ on Manures and Fertilizers

Q1. Azolla is used as a biofertilizer as it possesses ______.
a) humus in large quantities
b) rhizobium
c) mycorrhiza
d) cyanobacteria

Q2. In children, this disease is caused due to excess nitrate fertilizers usage ______.
a) mumps
b) jaundice
c) septicemia
d) Methaemoglobinaemia

Q3. Appropriate use of cow dung is made in ______.
a) medicine
b) fuel
c) manure
d) building/construction material

Q4. Composited manure is formed from ______.
a) farm and household refuse
b) animal refuse and rotted vegetable
c) organic wastes from where biogas extraction takes place
d) green and farmyard manure

Q5. Which chemical fertilizer is essential for better rhizobial nitrogen fixation ?
a) calcium
b) sodium
c) potassium
d) phosphorus

Q6. For paddy, the best fertilizer is ______.
a) Bacillus polymyxa
b) Bacillus megaterium
c) Azolla pinnata
d) Rhizobium meliloti

Q7. Pyrethrin is obtained from ______.
a) Chrysanthemum cinerariifolium
b) Azadirachta indica
c) Urtica dioica
d) Tagetes erecta

Q8. A green manure is ______.
a) Maize
b) sorghum
c) Rice
d) Sesbania

Q9. Green manure plants are ______.
a) Poaceae
b) Solanaceae
c) Leguminosae
d) Compositae

Q10. Which of the following is not included in organic farming ?
a) crop rotation
b) chemical fertilizer
c) green manures
d) compost and farmyard manures

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