JOIN ADRE 2.0 Telegram Group

Mineral Nutrition Quiz | Mineral Nutrition Objective Type Questions with Answers

Questions
21 Which of the following class of enzyme does not need manganese for its efficient activity?
A Dehydrogenase
B Decarboxylases
C Kinases
D Nitrogenase

Answer: Decarboxylases
22 Deficiency of which mineral causes dark green coloration of the leaves?
A Phosphorus
B Potassium
C Nitrogen
D Calcium

Answer: Phosphorus
Advertisement
Article and Schedule Quiz Start Test!

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

23 Which of the following element is needed by plants in a very small quantity?
A Phosphorus
B Carbon
C Sodium
D Magnesium

Answer: Sodium
24 Name the mineral element which is required by a plant in a great amount?
A Calcium
B Cobalt
C Phosphorus
D Nitrogen

Answer: Nitrogen
25 Name the technique which involves the growth of a plant by suspending their roots in the air?
A Diffusion
B Osmosis
C Hydroponics
D Aeroponics

Answer: Aeroponics
26 Which one of the following is NOT a criteria for an element to be called as essential?
A These elements need not to take part in growth and development
B The function of an element must not be replaceable
C The element should be involved in plant metabolism
D A plant cannot complete its life cycle without these elements

Answer: These elements need not to take part in growth and development
27 Most of the plants obtain nitrogen from the soil in the form of
A Free nitrogen gas
B Nitric acid
C Nitrites
D Nitrates

Answer: Nitrates
28 Which one is an inorganic nutrient
A Cellulose
B Vitamin
C Calcium
D Protein

Answer: Calcium
29 Which one of the following essential elements can land plants normally obtain directly from the air
A Hydrogen
B Carbon
C Nitrogen
D Phosphorus

Answer: Carbon
30 Which of the following is a micronutrient
A Mg
B Zn
C Ca
D P

Answer: Zn
31 Which of the following elements is not required by plant for their healthy normal growth
A Calcium
B Magnesium
C Lead
D Iron

Answer: Lead
32 Which of following is not an essential micronutrient
A Boron
B Nickel
C Manganese
D Molybdenum

Answer: Nickel
33 Plants absorb mineral salts from the soil solution through
A Semipermeable membrane into the cytoplasm
B Perforation at the apex of root-hairs only
C The cell wall which is semipermeable
D None of the above

Answer: Semipermeable membrane into the cytoplasm
34 Minerals absorbed by roots move to the leaf through
A Xylem
B Phloem
C Sieve tubes
D None of the above

Answer: Xylem
35 The raw material most used by the plants is
A O2
B CO2
C N2
D K

Answer: CO2
36 A fertilizer has a formula of three figures 15-9-9. They stand for percentage of
A N, Ca and Mg
B Mg, P and K
C Ca, N and Fe
D N, P and K

Answer: N, P and K
37 Whiptail of crucifers is due to deficiency of
A Mo
B Cu
C Zn
D P

Answer: Mo
38 Little leaf/leaf rosetting is deficiency symptom of
A Zn
B Mn
C Fe
D B

Answer: Zn
39 Aeroponics is growing plants in
A Air
B Satellites
C Other planets and space
D Stands with liquid spray of their roots

Answer: Stands with liquid spray of their roots
40 major function of phosphorus is in the formation of
A Cell membranes
B Cell wall
C Enzymes
D Carbohydrates

Answer: Cell membranes

ADRE 2.0 FULL LENGTH MOCK TEST

Take Mock Tests

Missiles Mock Test Start Test!
SSC MTS Mock Test Start Test
IBPS CLERK MOCK TEST Start Test
SSC MTS 2022 JULY 26 Shift 1 (ENGLISH) Start Test!
SSC GD Previous Year Paper 2021 Nov 17 Shift - I (Hindi) Start Test!
SSC CGL Tier - 1 PYP 2022 April 21 Shift- 1 (ENGLISH) Start Test!
MPSC PAPER I MOCK TEST 1 (ENGLISH) Start Test!
IB Security Assistant Mock test 1 (english) Start Test!
UP POLICE CONSTABLE MOCK TEST 1 Start Test!
DELHI POLICE CONSTABLE MOCK TEST 1 (HINDI) Start Test!
Advertisement
Assam Direct Recruitment Test Series