Mineral Nutrition NEET Questions Pdf - 2

Question: 6

Which are the organisms that help in the nitrogen fixation of lichens

(A) Anabaena azollae

(B) Anabaena and Nostoc

(C) Anabaena alone

(D) Nostoc alone

Question: 7

Khaira disease of rice is caused by

(A) Deficiency of iron

(B) Deficiency of boron

(C) Deficiency of zinc

(D) Deficiency of all the three

Question: 8

Selenium is essential for plants

(A) To resist drought

(B) To prevent transpiration

(C) To prevent water lodging

(D) To enhance growth

Question: 9

Sulphur is an essential component of amino acids like

(A) Cystine, cysteine and methionine

(B) Valene, alkaline and glycine

(C) Histidine, leucine and aspartic acid

(D) None of the above

Question: 10

The criteria required for essential minerals was given by

(A) Van Helmont

(B) Liebig

(C) Julius von Sachs

(D) Arnon and Stout