CBSE Class 11 Mineral Nutrition Worksheet A

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MULTIPLE CHOICE QUESTIONS

Question. Which of the following is correct set of micronutrient for plants? 
(a) Mg, Si, Fe, Cu, Ca
(b) Cu, Fe, Zn, B, Mn
(c) Mg, Fe, Zn, B, Mn
(d) Mo, Zn, Cl, Mg, Ca
Answer. B

Question. In glycolysis, glucose molecule is converted into:
(a) PEP
(b) RuBP
(c) Acetyl CoA
(d) Pyruvic acid
Answer. D

Question. Match column-I and Column-II and choose the correct option given below the columns.
Column-I                     Column-II
(Element)                    (Function)
A. Calcium                I. Required for ionic- balance.
B. Boron                   II. Essential for constitution of nucleic acid
C. Phosphorus         III. Required for absorption of calcium.
D. Chlorine              IV. Required to activate respiratory enzyme.
E. Manganese          V. Required for synthesis of mitotic spindle.
(a) A – 1; B – 2; C – 3; D – 4; E – 5
(b) A – 5; B – 4; C – 3; D – 2; E – 1
(c) A – 4; B – 1; C – 5; D – 3; E – 2
(d) A – 5; B – 3; C – 2; D – 1; E – 4
Answer. D

Question. Which of the following is an INCORRECT match of essential element and function?
(a) Manganese - structural component of chlorophyll.
(b) Calcium - component of the middle lamella.
(c) Zinc - enzyme activator.
(d) Iron - component of ferredoxin.
Answer. A

Question. Which of the following is the mismatched pair?
Mineral                  Form that is
elements               absorbed by plant
(a) Nitrogen           NO₃^–
(b) Phosphorus      H₂PO₄^–
(c) Sulphur             H₂SO₄
(d) Iron                   Fe³⁺
Answer. C

1. Name a soil bacteria which is capable of converting ammonia to nitrates.

2. Which macronutrient is essential for synthesis of auxin.

3. What do you mean by “chlorosis”?

4. A farmer adds azotobacter culture to the soil before sowing maize. How does it increase the yield of maize?

5. Name the pigment found in root nodules of legumes. What is its function?

6. What is hydroponics? Mention its uses?

7. What do you understand by “Donnan Equilibrium?

8. What are essential mineral elements?

9. Describe the process of development of root nodules in leguminous plant. 

Name the oxygen scavenger molecule present in root nodules? 

Click on link below to download CBSE Class 11 Mineral Nutrition Worksheet A.