ICAR AICE-JRF/SRF (PhD) — Subject 59 Forestry · India · National Testing Agency for ICAR
Original practice questions written to the published syllabus · not past papersForests as carbon sinks and sources: the science of climate change, forest carbon pools and their measurement, REDD+, carbon markets and adapting forests to a changing climate. General carbon accounting and offset markets are in the Sustainability track (carbon-accounting-ghg-inventories, carbon-markets-offsets); this subject covers the forest-specific measurement and project methods.
In the exams: ICAR AICE-JRF 59 Unit 12; ICAR AIEEA-PG Group 09 (global warming, role of forests in climate mitigation); IFoS Forestry Paper I Section B (environmental conservation); GATE EY Section 5 (global climate change)
ICAR AICE-JRF/SRF (PhD) — Forestry, Unit 12
MCQs on the greenhouse effect and gases, sources and sinks, history and projections of climate change, impacts on agriculture, forestry, wildlife and water, international conventions, enhanced CO2, ozone depletion, disaster management and carbon sequestration by agroforestry.
How our questions for ICAR AICE-JRF/SRF spread across the units of Forests & Climate Change: Carbon, REDD+ & MRV. Difficulty: 3 easy, 17 medium, 26 hard.
| Global climate change: history and projections | 5 | |
| Measuring carbon: allometry, IPCC methods, tiers and default factors | 5 | |
| UNFCCC, Kyoto Protocol, Paris Agreement and REDD+ | 5 | |
| Afforestation/reforestation and improved forest management projects | 5 | |
| Greenhouse effect and greenhouse gases | 4 | |
| Impacts of climate change on forests, wildlife and water | 4 | |
| Forest carbon pools: above-ground, below-ground, deadwood, litter, soil | 4 | |
| Measurement, reporting and verification (MRV) and forest reference levels | 4 | |
| Disaster management: floods, droughts, landslides, cyclones | 4 | |
| Carbon markets and forest carbon standards | 3 | |
| Climate adaptation in silviculture | 3 |
Choose an answer, then open the working. Each explanation says why the right answer is right and why the others are not.
Under the very high emissions scenario SSP5-8.5, AR6 projects very likely global warming by 2081–2100 relative to 1850–1900 of about:
A. 3.3 to 5.7 °C
SSP5-8.5 gives about 3.3–5.7 °C; SSP1-1.9 about 1.0–1.8 °C.
A phenological mismatch occurs when:
B. Interacting species shift seasonal timing at different rates
For example, insects may emerge earlier while migrant birds arrive on the old schedule.
Why can climate-driven disturbances turn forests from carbon sinks into sources?
A. Mortality, fire and decay release carbon faster than regrowth absorbs it
Large disturbances release carbon quickly; regrowth takes years to decades.
Why may a project exclude the dead wood pool from carbon accounting in an afforestation project?
C. Excluding a pool that can only increase is conservative
Omitting a pool expected to increase understates removals, which is acceptable as conservative.
Draining and burning a tropical peat swamp forest releases mainly:
B. Soil (peat) carbon
Deep peat stores very large amounts of carbon that oxidises or burns when drained.
How often are nationally determined contributions updated under the Paris Agreement?
D. Every five years
Successive NDCs every five years, informed by the global stocktake.
Which practice is an example of improved forest management for carbon?
C. Reduced-impact logging
RIL reduces collateral damage and emissions per cubic metre harvested.
Why does increasing species and genetic diversity within stands help adaptation?
B. A mixture is less likely to fail entirely under unexpected stress
Diversity spreads risk across species and genotypes with different responses.
Which adaptation strategy deliberately helps forests change towards compositions suited to future climates?
D. Transition or response strategy
Resistance protects against change; resilience aids recovery; transition steers change.
Forest cover most reliably reduces the frequency of:
A. Shallow landslides on steep slopes
Roots reinforce shallow soils; deep failures depend on geology and groundwater.
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