NCERT mineral nutrition NEET sample,model,mock,grand test papers,mcq

Mineral Nutrition Mock Exam-1

Question No:1

In 1860, _______ demonstrated first time hydroponics.

[A] Van Neil
[B] Von Sachs
[C] Arnon
[D] Lundergarth

Question No:2

Hydroponics require

[A] purified water
[B] impure water
[C] mineral nutrient salt
[D] both (a) and (c)

Question No:3

Hydroponic is a successfully employed technique for the commercial production of vegetables like

[A] tomato
[B] seedless cucumber
[C] lettuce
[D] all

Question No:4

Find the true/false statement from the following:
(a) Only 50 elements are found in different plants
(b) In hydroponics, nutrient solution must be adequately aerated to obtain the optimum growth
(c) Some plant species accumulate selenium
(d) By hydroponics essential elements were identified and their deficiency symptoms discovered


Question No:5

Which one of the following is Arnon’s criterion for essentiality of element?

[A] In the absence of element plant do not complete their life cycle or set the seeds
[B] Deficiency of element cannot be met by supplying other element
[C] Element must be directly involved in the metabolism of the plant
[D] All of the above

Question No:6

By some techniques ________ are able to detect the mineral at very low concentration,

[A] 10 -12gm/ml
[B] 10-15 gm/ml
[C] 10-10gm/ml
[D] 10-8 gm/ml

Question No:7

On which basis nutrients are divided into macro and micro nutrients?

[A] Quantitative requirement
[B] Qualitative requirement
[C] Both
[D] None

Question No:8

Following are macronutrients except

[A] N
[B] P
[C] S
[D] Mn

Question No:9

Following are micronutrients except

[A] Zn
[B] B
[C] Mo
[D] Ca

Question No:10

Select the total number of macronutrient from the following:
C, H, O, N, P, S, Cu, Zn, B, Cl, Mn, Ni, K, Ca, Mg, Mo

[A] 8
[B] 9
[C] 10
[D] 11

Question No:11

C, H, O is mainly obtained from

[A] Soil and H2O
[B] Soil only
[C] H2O and CO2
[D] CO2 only

Question No:12

What is the number of the absolutely essential elements for growth and metabolism of most plants?

[A] 14
[B] 17
[C] 21
[D] 23

Question No:13

Some beneficial element required by higher plants are

[A] Na, Si, Co, Se
[B] Na, Si, Os, I
[C] Na, Co, Ir, At
[D] Na, Si, W, Ag

Question No:14

Structural elements of cell are

[A] C, H, O,N
[B] N, P, K, Ca
[C] Ca, Mg, K
[D] Ca, Mg, Fe, O

Question No:15

Select the correct match:
Column I– Column II
A. Mg2+ – 1) Chlorophyll
B. P – 2)ATP
C. Zn — 3) Alcohol dehydrogenase
D. Mo – 4) Nitrogenase

[A] A-2,B-1,C-3, D-4
[B] A-1,B-2, C-3, D-4
[C] A-4, B-1, C-2, D-3
[D] A-4, B-3, C-2, D-1