Prepare for NEET Biology Mineral Nutrition with MCQs & PYQs on NEET.GUIDE. Enjoy free practice, previous year questions, and expert solutions to understand nutrient uptake and deficiency.
I. The practice of growing plants in nutrient enriched water without soil is called โฆ.
II. The system of growing plants with their roots bathed in nutrient mist (a cloud of moisture in air) is calledโฆ..
Complete the given statement (I and II) with the correct pair of options given below
Hydroponics, Aeroponics
Aquaponics, Hydroponics
Aeroponics, Aquaponics
Geoponics, Aeroponics
In addition to known essential elements, there are some beneficial elements. These are required by the
specific functions or optimal growth
basic survival of the organism
prevention of all diseases
maintenance of minimal growth
For nitrogen fixation, useful pigment is
Nitrogenase
Haemoglobin
Myoglobin
Leghaemglobin
Fe can be taken by plants in the form of
Ferrous ion
Ferrous sulphate
Ferric ions
Either (a) or ยฉ
Necrosis in crops is due to the deficiency of
Ca, K, S, and Mo
N, K, S and Mo
N, S, Fe and Zn
Mg, S, Mn and Ca
Which element is located at the centre of the porphyryin ring in chlorophyll?
Potassium
Manganese
Calcium
Magnesium
The structure present in cyanobacteria (BGA) that helping in nitrogen fixation is
Haplosperm
Holostrum
Holotrema
Heterocyst
The mineral involved in the photolysis of water are
I Manganese II Calcium
III magnesium IV Chloride
I and II only
I, II and IV only
I, II and II only
I and IV only
Hydroponics is a system of growing plants in
Soil less culture or solution culture
Acidic soils
Soil less culture with alkaline pH
Soil less culture with acidic pH