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In which of the following forms is iron absorbed by plants ?
 

(A)

Free element

(B)

Ferrous

(C)

Ferric

(D)

NEET - Medical UG-2018 Medium

Answer & Solution:

Solution: ferrous and ferric forms

Iron is absorbed as ferrous and ferric ions by plants.

The rhizosphere is the narrow region of soil that is directly influenced by root secretions, and associated soil microorganisms known as the root microbiome. Plants usually absorb iron from the region of soil, where its roots are planted. This region of soil called the rhizosphere.

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Other Questions of the same topic

Q1:

The first stable product of fixation of atmospheric nitrogen in leguminous plants is :

(A)

\(NO_2{^-}\)

(B)

Ammonia

(C)

\(NO_3{^-}\)

(D)

Glutamate

NEET - Medical UG-2013 Medium

Q2:

Identify the elements whose deficiency causes both necrosis and chlorosis

(A)

Mg, K

(B)

Fe, Mn

(C)

Cu, Co

(D)

Mo, Ca

K-CET-2017 Medium

Q3:

One hormone hastens maturity period in juvenile conifers, a second hormone controls xylem differentiation, while the third increases the tolerance of plants to various stresses.
They are respectively.
 

(A)

Gibberellin, Auxin, Cytokinin 

(B)

Auxin, Gibberellins, Cytokinin 

(C)

Gibberellin, Auxin, ABA 

(D)

Auxin, Gibberellins, ABA

K-CET-2015 Hard

Q4:

Minerals known to be required in large amounts for plant growth include:
 

(A)

magnesium, sulphur, iron, zinc

(B)

phosphorus, potassium, sulphur, calcium 

(C)

calcium, magnesium, manganese, copper

(D)

potassium, phosphorus, selenium, boron

NEET - Medical UG-2015 Medium

Physics Biology

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