2022
Q30. Tropical deciduous forests occur in regions with which approximate annual rainfall?
[RRB Group D (2 Sep 2022, Shift 1)]
(A) 40–60 cm
(B) 25–50 cm
(C) 70–200 cm
(D) Below 25 cm
Answer: (C) 70–200 cm
Explanation: Tropical deciduous, or monsoon, forests spread across regions receiving roughly 70–200 centimetres of rainfall annually. A clear dry season causes periodic leaf fall. More humid locations support moist deciduous forests, while drier tracts support dry deciduous vegetation.
Q29. Which of these is the world’s largest mangrove forest?
[RRB Group D (7 Oct 2022, Shift 2)]
(A) Bhitarkanika
(B) Sundarbans
(C) Pichavaram
(D) Godavari–Krishna mangroves
Answer: (B) Sundarbans
Explanation: The Sundarbans, shared by India and Bangladesh, form the world’s most extensive contiguous mangrove system. Its tidal forests contain salt-tolerant trees, river channels and mudflats. Bhitarkanika and Pichavaram are smaller but important Indian mangrove habitats.
Q28. Arabari forest, a well-known example of participatory forest management, is located in which area?
[RRB Group D (15 Sep 2022, Shift 3)]
(A) Midnapore, West Bengal
(B) Assam
(C) Pachmarhi
(D) Garhwal
Answer: (A) Midnapore, West Bengal
Explanation: Arabari forest in West Bengal’s Midnapore region became known for early joint forest management efforts. Local participation in protection helped restore degraded sal forests. It illustrates how community stewardship can aid natural vegetation recovery.
Q27. Consider mangroves:
1. They tolerate saline water.
2. They include taxonomically diverse plants.
3. They occur in estuaries.
Which statements are correct?
[JKSSB Sub-Inspector (8 Dec 2022)]
(A) 1 and 3 only
(B) 2 and 3 only
(C) 1 and 2 only
(D) 1, 2 and 3
Answer: (D) 1, 2 and 3
Explanation: Mangrove vegetation includes different plant families that share adaptation to tidal saltwater and waterlogged soil. It is widely distributed in estuaries and sheltered coastal deltas. All three statements correctly describe this distinctive plant community.
Q26. Which is the most widespread forest group in India?
[OPSC Assistant Section Officer (27 Aug 2022)]
(A) Conifers and pine
(B) Equatorial evergreen forests
(C) Tropical deciduous forests
(D) Desert forests
Answer: (C) Tropical deciduous forests
Explanation: The monsoon climate supports tropical deciduous forests over wide parts of India. They occur under seasonally concentrated precipitation and contain both moist and dry varieties. Coniferous forests mainly occupy cooler Himalayan elevations.
Q25. Which is NOT a characteristic of mangrove forests?
[DSSSB Head Clerk (21 Feb 2022, Shift 2)]
(A) Conical trees grow at 1,500–2,500 metres
(B) They occur in Sundarbans and Andaman–Nicobar
(C) Sundari is a characteristic tree
(D) Many species tolerate saline water
Answer: (A) Conical trees grow at 1,500–2,500 metres
Explanation: Mangroves occupy warm low-lying intertidal coasts, not high mountain elevations with conifers. Their distinctive features include salt tolerance, waterlogged soils and specialized roots. The Sundarbans and Andaman–Nicobar Islands are important Indian examples.
Q24. Karika, sundari, bani and rai are trees associated with which Odisha forest type?
[OSSC CGL (19 Oct 2022, Shift 2)]
(A) Moist deciduous
(B) Semi-evergreen
(C) Dry deciduous
(D) Tidal mangrove forests
Answer: (D) Tidal mangrove forests
Explanation: Sundari and related halophytic species belong to tidal mangrove forests. Odisha’s coastal rivers and estuaries provide brackish, muddy habitats. Such forests help stabilize coastal sediment and support aquatic breeding grounds.
Q23. Teak, sal, shisham, mahua, amla and sandalwood are examples of which forest vegetation?
[UPSSSC Forest Guard (21 Aug 2022)]
(A) Tropical deciduous
(B) Thorn forests
(C) Tropical evergreen
(D) Montane
Answer: (A) Tropical deciduous
Explanation: These trees are commonly associated with tropical deciduous forests in India’s vegetation classification. Rainfall seasonality leads many species to shed leaves. The forests provide valuable timber and non-timber products to surrounding communities.
Q22. Which forest is the most widespread in India?
[REET Level-2 Social Science (24 Jul 2022, Shift 3)]
(A) Tropical deciduous
(B) Tropical thorn
(C) Tropical evergreen
(D) Montane
Answer: (A) Tropical deciduous
Explanation: Tropical deciduous forests have the broadest distribution among India’s major vegetation types. Their moist and dry varieties occur throughout the monsoon belt. Sal, teak, bamboo and shisham are characteristic associated species.
2021
Q21. In which region are mangrove forests naturally found?
[RRB NTPC (1 Apr 2021, Shift 2)]
(A) Upper Himalayan slopes
(B) Tidal coastal areas
(C) Thar desert
(D) Vindhyan hilltops
Answer: (B) Tidal coastal areas
Explanation: Mangroves occupy the intertidal belt of sheltered coasts, deltas and estuaries. Their roots cope with saline water and oxygen-poor sediment. Cold high-altitude slopes and arid inland deserts do not provide comparable conditions.
