UPSC CSE Prelims
Question 27
Which of the following is/are unique characteristic/characteristics of equatorial forests?
- Presence of tall, closely set trees with crowns forming a continuous canopy
- Coexistence of a large number of species
- Presence of numerous varieties of epiphytes
Select the correct answer using the codes given below.
View correct answer and explanation
Correct answer: D
Correct Option: D
Explanation: Equatorial rainforests combine closed multi-layered canopies, exceptional biodiversity and abundant epiphytes supported by warmth and high humidity.
Statement/Pair-wise Analysis:
Statement/Item 1: Correct - Dense tall trees form a nearly continuous upper canopy.
Statement/Item 2: Correct - Stable warm, moist conditions sustain many coexisting species.
Statement/Item 3: Correct - Epiphytes such as orchids and ferns grow on trees to reach light.
Option-wise Analysis:
A: Incorrect - excludes true items 2, 3.
B: Incorrect - excludes true item 1.
C: Incorrect - excludes true item 2.
D: Correct - selects all and only the accurate statements/pairs.