1. Atmospheric humidity is measured by
(a) Radiometer
b) Hydrometer
c) Hygrometer
d) Rotameter
Answer. c) Hygrometer
A hygrometer is an instrument used to measure relative humidity. A psychrometer is an example of a hygrometer. A psychrometer uses two thermometers to measure relative humidity; one measures the dry-bulb temperature, and the other measures the wet-bulb temperature.
2. The Environmental Protection Act was enacted in the year
a) 1986
b) 1997
c) 1999
d) 2005
Answer. a) 1986
The Environment Protection Act was passed in 1986 and enacted by the Parliament of India in May 198.
It officially came into force on November 19, 1986.
It was established in the wake of the Bhopal gas tragedy to provide a framework for the protection and improvement of the environment.
3. Angel Falls are located in which country?
a) Canada
b) Mozambique
c) Venezuela
d) Brazil
Answer. c) Venezuela
Context:
1. The Prime Minister of India and Venezuela’s acting President, Delcy Rodríguez, held high-level talks in New Delhi to forge a strategic, long-term energy partnership.
2. Angel Falls: Dropping from the cliffs of the Auyán tepui in the Gran Sabana region, Angel Falls is the world’s highest waterfall, measuring a spectacular 3,212 feet from the summit to the canyon floor.
4. India's 100th Ramsar Site, Surha Tal, is located in which state?
a) Bihar
b) Uttar Pradesh
c) Madhya Pradesh
d) Haryana
Answer. b) Uttar Pradesh
1. The Prime Minister of India lauded the designation of the Jai Prakash Narayan Bird Sanctuary (Surha Tal) in Ballia, Uttar Pradesh, as India’s 100th Ramsar site.
2. Surha Tal is an oxbow lake and is also known as Jai Prakash Narayan Bird Sanctuary ( was renamed in 1991)
5. " Mission Senehjori" is related to which Industry?
a) Pharmaceutical
b) Diamond
c) Silk
d) Fertilizer
Answer. c) Silk
Context:
1. Union Minister Jyotiraditya M. Scindia and the Chief Minister of Assam launched Mission Senehjori to elevate Assam’s unique Muga silk into a global luxury brand.
2. Mission Senehjori is a comprehensive, cluster-based textile initiative designed to transform the Muga silk sector—found exclusively in Assam—into a globally competitive luxury ecosystem.
6. Agasthyamalai Biosphere is located in which state?
a) Andhra Pradesh
b) Karnataka
c) Kerala
d) Telangana
Answer. c) Kerala
Context:
1. The Supreme Court of India issued a landmark environmental verdict ordering a time-bound, priority eviction plan to clear massive illegal encroachments across the Agasthyamalai ecological landscape.
2. Agasthyamalai Biosphere is located in Kerala (1,828 sq km) and Tamil Nadu (1,672.36 sq km)
3. Agasthyamalai hosts over 2,000 medicinal plant species
7. Which of the following is the most important factor in coral bleaching?
a) Coral diseases
b) Global warming
c) El Niño
d) Siltation of seawater
Answer. b) Global warming
A rise in sea surface temperature or ocean warming, driven primarily by global warming and climate change, is a major factor in coral bleaching.
8. In which of the following states of India is the Garo tribal population concentrated?
a) Manipur
b) Meghalaya
c) Mizoram
d) Nagaland
Answer. b) Meghalaya
The Garo tribal population is primarily concentrated in the northeastern state of Meghalaya, in the Garo Hills
9. The cold current flowing along the coast of Chile and Peru is known as:
a) Agulhas
b) Humboldt
c) El-Nino
d) Canary
Answer. b) Humboldt
Humboldt is also known as the Peru cold current flowing along the coast of Chile and Peru.
Agulhas current is a warm current flow in east coast of South Africa
Canary is a cold oceanic current flowing along the northwest coast of Africa.
10. As per 2011, among the following states of India, which state has the maximum area under forest —
a) Chhattisgarh
b) Madhya Pradesh
c) Nagaland
d) Arunachal Pradesh
Answer. b) Madhya Pradesh
1. Madhya Pradesh: 77,700 sq km (Largest forest cover area-wise in India)
2. Arunachal Pradesh: ~67,000 sq km (Ranks second)
3. Chhattisgarh: ~56,000 sq km (Ranks third)
4. the maximum forest cover as a percentage of its total geographical area, Mizoram stands first about 85-90%
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