Q. 86. Which of these will you find in Great Nicobar Biosphere Reserve:
1. Campbell Bay national Park
2. Galathea National Park
3. Silent Valley National Park
(A) 2 and 3 only
(B) 1, 2 and 3 only
(C) 1 and 2 only
(D) 1 only
Answer:
(C) 1 and 2 only
Explanation:
The Great Nicobar Biosphere Reserve encompasses both Campbell Bay National Park and Galathea National Park. Silent Valley National Park is located far away in Kerala.
Q. 87. Consider these statement about Hindu Kush Himalayan Region:
1. All peaks above 8000 m of the world are here
2. It has seven biodiversity hotspots
3. The region has the most ice and snow on Earth after poles
Which of these is/ are correct?
(A) 1 only
(B) 3 only
(C) 2 and 3 only
(D) 1 and 3 only
Answer:
(D) 1 and 3 only
Explanation:
All 14 of the world’s “eight-thousanders” (peaks over 8,000m) are located in the broader Hindu Kush Himalayan/Karakoram region (1). Because of its massive ice reserves, it is often referred to as the “Third Pole” (3). It encompasses only four specific biodiversity hotspots, not seven.
Q. 88. Which of these factors help designate an area as biodiversity hotspot:
1. endemicity of fauna
2. endemicity of vascular plants
3. threat to natural vegetation
(A) 1 and 2 only
(B) 1 and 3 only
(C) 2 and 3 only
(D) 1, 2 and 3
Answer:
(C) 2 and 3 only
Explanation:
According to Norman Myers’ strict criteria, a region must meet two strict metrics to qualify as a hotspot: It must contain at least 1,500 species of vascular plants as endemics (2), and it must have lost at least 70% of its primary native vegetation (representing a severe threat) (3).
Q. 89. Consider these statements regarding Kigali Amendment:
1. It is an amendment to the Montreal Protocol on Substances that Deplete the Ozone Layer
2. It’s goal is to achieve over 80% reduction in HFC consumption by 2047.
3. HFCs have significant impact on environment as a ozone depleting substances.
Which of these is/ are correct?
(A) 1 and 2 only
(B) 1 and 3 only
(C) 3 only
(D) 1 only
Answer:
(A) 1 and 2 only
Explanation:
The Kigali Amendment appended the Montreal Protocol (1) to phase down Hydrofluorocarbons (HFCs) globally by 80-85% by 2047 (2). Statement 3 is incorrect because HFCs were introduced *specifically because* they do not deplete the ozone layer; however, they are being phased down now because they are incredibly potent greenhouse gases causing global warming.
Q. 90. Rekhapida, pidhadeul and khakra are classifications of the temple architecture of
(A) Tamil Nadu
(B) Odisha
(C) Rajasthan
(D) Andhra Pradesh
Answer:
(B) Odisha
Explanation:
The Kalinga architectural style of Odisha features three distinct types of temples: Rekha Deula (Rekhapida), Pidha Deula, and Khakhara Deula.
