Agroforestry MCQ Quiz 1 for ICAR JRF/SRF/ARS Exam Preparation

Root of trees contain (%) total living biomass is _______

A) 10-15

B) 15-20

C) 20-25

D) 20-30

Explanation: Roots of trees contain about 20–25% of the total living biomass.

In India average size of home garden is ______

A) 1-2 ha

B) 2-3 ha

C) 2-4 ha

D) 2-5 ha

Explanation: In India, the average size of a home garden is around 2–5 hectares.

Taungya system is followed in area having rainfall of ______

A) 1200-1500 mm

B) 1500-2000 mm

C) 2000-2500 mm

D) 2500-3000 mm

Explanation: Taungya system is generally followed in areas with 1200–1500 mm annual rainfall.

Freshly cut wood contain ______ per cent moisture

A) 12-15

B) 15-17

C) 20-22

D) 23-25

Explanation: Freshly cut wood generally contains 23–25% moisture content.

Which direction hedge row intercropping is raised?

A) South-East

B) North-West

C) East-West

D) West-East

Explanation: Hedge row intercropping is raised in the East-West direction to maximize sunlight distribution.

In which part of India the first taungya plantation started

A) North Bengal

B) South Bengal

C) East Bengal

D) All of these

Explanation: The first Taungya plantation system in India was introduced in North Bengal.

Leucaena leucocephala fixes nitrogen in the range of kg/ha/year

A) 100-200

B) 100-300

C) 100-400

D) 100-500

Explanation: Leucaena leucocephala fixes nitrogen in the range of 100–500 kg/ha/year due to Rhizobium symbiosis.

In India homestead garden mainly practiced

A) South

B) West

C) East

D) North

Explanation: Homestead gardens are mainly practiced in South India, especially Kerala.

In agroforestry, what is the term for the practice of growing a combination of trees, shrubs, and crops in a single field for multiple benefits

A) Agri-silviculture

B) Monoculture

C) Polyculture

D) Afforestation

Explanation: Agri-silviculture integrates trees, shrubs, and crops for food, fodder, fuelwood, and soil conservation benefits.

Which of the following tree known as a bio drainage plant?

1) Albizia lebbeck

2) Jatropha

3) Eucalyptus tereticornis

4) Karanji

Explanation: Eucalyptus tereticornis is known as a bio-drainage plant due to its high water uptake ability.

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