Test Preparation on Mineral Nutrition-Biology Test Series for NEET - 2020

Which one of the following is not an essential mineral
element for plants while the remaining three are

In which of the following forms is iron absorbed by plants

The given figure shows hydrophonic/soil less plant
production. Plants are grown in a tube or through placed on
a slight incline. The arrows indicate the direction of flow of
nutrient solution.
Nutrient solution is sent to the elevated end of the tube from
the reservoir by __________ and it flows back into reservoir
due to _________.

Inorganic nutrients are present in the soil in the form of

Sulphur is an important nutrient for optimum growth and
productivity in

Hydroponics are

Essential elements for plants are

The number of essential elements required for normal
growth of plant is