Irrigation Water Quality Standards Practice Questions (Q1-5) - Water Science and Technology

1

ICAR JRF Water Science And Technology 29 Jun 2024Shift 1

MCQ (Single Correct) +4 −1

Minerals containing iron are’

(A) . Hematite

(B) . Goethite

(C) . Sphalerite

(D) . Magnetite

Choose the correct answer from the options given below:

(A), (6) and (D) only. (A), (B) and (C) only, (A), (B), (C) and (D). (B), (C) and (D) only.

2

ICAR JRF Water Science And Technology 29 Jun 2024Shift 1

MCQ (Single Correct) +4 −1

Solubility of Fe(III) oxides decreases in the order:

(A) . a-Fe203 (Hematite)

(B) . a-FeOOH (Ggoethite)

(C) . y-Fe203 (Maghemite

(D) . y-FeOOH (Lepidocrocite)

Choose the correct answer from the options given below:

(C), (B), (A), (D) (A), (B), (C), (D). (B), (A), (O), (C) (C), (D), (A), (B)

3

ICAR JRF Water Science And Technology 29 Jun 2024Shift 1

MCQ (Single Correct) +4 −1

Nicotine is found in tobacco plant and it is used as insecticide. Itis a

Limonoid Terpenoid Carotenoid Alkaloid

4

ICAR JRF Water Science And Technology 29 Jun 2024Shift 1

MCQ (Single Correct) +4 −1

Beardeaux mixture composed of

CaSO, and CuO CuSO, and CuO CuSO, and CaO CaSO, and CaO

5

ICAR JRF Water Science And Technology 29 Jun 2024Shift 1

MCQ (Single Correct) +4 −1

Imazethapyr is a

Selective broad spectrum herbicide Non-selective broad spectrum herbicide Selective herbicide for grasses Selective herbicide for broad leaves

Water Science and Technology Subjects

General Agriculture

General Concepts of Water Resources Managemen

Soil Water Plant & Atmosphere Relationships

Crop Water Requirement

Soil & Water Conservation

Hydrology & Watershed Management

Irrigation Water Management & Drainage

Previous Year Papers of Water Science and Technology

Water Science and Technology- ICAR JRF/SRF 2024

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