NEET Biology Mineral Nutrition Based Practice Questions & Answers with Viewers Discussion and Detailed Explanation

Question & Answer Discuss:

A small aquatic plant was put in each of the Petri dishes - X, Y & Z, containing different culture solutions. After six weeks the plant in dish X had the same number of leaves as it had previously & were all small and yellowish. Plant in dish Y had more leaves of normal size and dark green colour. Plants in dish Z had more leaves of normal size but very pale. Which of the following show the element missing in the culture?

	X	Y	Z
(a)	Magnesium	Phosphorus	Nitrogen
(b)	Phosphorus	Magnesium	Nitrogen
(c)	Phosphorus	Nitrogen	Magnesium
(d)	Magnesium	Nitrogen	Encystation

(a) (a)

(b) (b)

(c) (c)

(d) (d)