ICAR AICE-JRF/SRF Urban Forestry & Arboriculture: practice questions

1 · Urban forest concepts and benefits · medium

Ulrich's 1984 study found that surgical patients with a view of trees:

1. Recovered more slowly
2. Needed more painkillers
3. Recovered faster
4. Stayed in hospital longer

2 · Urban forest concepts and benefits · hard

Valuation methods typically show that a large mature tree compared with a new sapling is:

1. Worth about the same
2. Worth less
3. Impossible to compare
4. Worth far more

3 · Urban tree inventory and canopy-cover assessment · hard

Equity analyses of urban canopy often find:

1. More canopy in poorer neighbourhoods
2. No difference between areas
3. Canopy only on highways
4. Less canopy in poorer neighbourhoods

4 · Species choice and design for streets, parks and green belts · medium

Native species are generally preferred in urban planting mainly for:

1. Biodiversity and adaptation
2. Lower cost in all cases
3. Faster growth everywhere
4. Absence of any pests

5 · Pruning standards and practices · medium

In the CODIT model, the strongest barrier is:

1. Wall 4, the barrier zone
2. Wall 1, vessel plugging
3. Wall 2, growth rings
4. Wall 3, the rays

6 · Tree biomechanics and tree risk assessment · medium

Mattheck's axiom of uniform stress holds that trees:

1. Grow equally in all parts
2. Stop growing under stress
3. Shed bark under load
4. Adding wood where stressed

7 · Urban tree pests, diseases and disorders · easy

Dutch elm disease is caused by fungi of the genus:

1. Ganoderma
2. Phellinus
3. Ophiostoma
4. Phomopsis

8 · Urban tree pests, diseases and disorders · medium

Root and butt rots in old Indian avenue trees such as rain tree are often caused by:

1. Ganoderma and Phellinus
2. Ophiostoma and Phytophthora
3. Rusts and powdery mildews
4. Viruses and phytoplasmas

9 · Urban tree pests, diseases and disorders · medium

Dendrophthoe species seen on urban tree branches are:

1. Mistletoes
2. Lichens
3. Termites
4. Bracket fungi

10 · Urban forest management plans and policy · hard

A key governance problem in Indian urban forestry is:

1. Too few agencies involved
2. Overlapping agencies
3. Absence of any trees
4. Excess funding for maintenance