MCQs on Deccan Trap in India’s Geological History

What is the Deccan Trap primarily composed of?
- A) Limestone
- B) Basalt
- C) Granite
- D) Sandstone
  Answer: B) Basalt
Which geological period is associated with the formation of the Deccan Trap?
- A) Jurassic
- B) Cretaceous
- C) Triassic
- D) Paleogene
  Answer: B) Cretaceous
The Deccan Trap is primarily located in which region of India?
- A) Northern India
- B) Western India
- C) Southern India
- D) Eastern India
  Answer: C) Southern India
The Deccan Trap is known for which of the following features?
- A) Flat terrain
- B) High mountain ranges
- C) Dense forests
- D) Sandy deserts
  Answer: A) Flat terrain
The Deccan Trap covers an area of approximately how many square kilometers?
- A) 200,000 sq km
- B) 500,000 sq km
- C) 1,000,000 sq km
- D) 1,500,000 sq km
  Answer: A) 200,000 sq km
The volcanic eruptions that formed the Deccan Trap are believed to have contributed to which event?
- A) Ice Age
- B) Mass extinction event
- C) Continental drift
- D) Rise of mammals
  Answer: B) Mass extinction event
Which type of rock formation characterizes the Deccan Trap?
- A) Sedimentary rock
- B) Metamorphic rock
- C) Igneous rock
- D) Fossilized rock
  Answer: C) Igneous rock
What is the significance of the Deccan Trap in terms of mineral resources?
- A) It is rich in coal deposits.
- B) It contains significant deposits of gold.
- C) It has abundant limestone.
- D) It is a source of various minerals, including iron and manganese.
  Answer: D) It is a source of various minerals, including iron and manganese.
Which of the following rivers flows through the Deccan Trap region?
- A) Ganges
- B) Yamuna
- C) Godavari
- D) Brahmaputra
  Answer: C) Godavari
The Deccan Traps are believed to have formed as a result of which geological process?
- A) Erosion
- B) Sedimentation
- C) Volcanism
- D) Tectonic uplift
  Answer: C) Volcanism
Which of the following is a significant ecological characteristic of the Deccan Trap region?
- A) Tropical rainforests
- B) Desert landscapes
- C) Mixed deciduous forests
- D) Tundra ecosystems
  Answer: C) Mixed deciduous forests
The Deccan Trap’s volcanic activity is associated with which of the following?
- A) Mid-ocean ridges
- B) Hotspots
- C) Subduction zones
- D) Transform boundaries
  Answer: B) Hotspots
Which Indian state is NOT part of the Deccan Trap region?
- A) Maharashtra
- B) Karnataka
- C) Kerala
- D) Andhra Pradesh
  Answer: C) Kerala
The Deccan Trap is important for studying which of the following fields?
- A) Paleontology
- B) Astronomy
- C) Marine biology
- D) Climate change
  Answer: A) Paleontology
The Deccan Traps have how many distinct layers of lava flows?
- A) 10
- B) 50
- C) 60
- D) 100
  Answer: C) 60
What is the estimated age of the Deccan Trap formations?
- A) 20 million years
- B) 65 million years
- C) 200 million years
- D) 500 million years
  Answer: B) 65 million years
Which of the following phenomena has been linked to the Deccan Trap’s volcanic eruptions?
- A) Global warming
- B) Mass extinction of dinosaurs
- C) Ocean acidification
- D) Formation of ice caps
  Answer: B) Mass extinction of dinosaurs
Which type of fauna is significant in the Deccan Trap region?
- A) Polar bears
- B) Coral reefs
- C) Carnivorous plants
- D) Deccan Plateau species like the Indian gazelle
  Answer: D) Deccan Plateau species like the Indian gazelle
The soil formed on the Deccan Trap is primarily:
- A) Alluvial
- B) Red and black cotton soil
- C) Sandy
- D) Laterite
  Answer: B) Red and black cotton soil
The Deccan Trap’s contribution to agriculture is significant for which crop?
- A) Rice
- B) Wheat
- C) Cotton
- D) Sugarcane
  Answer: C) Cotton
Which geological feature is a result of the erosion of the Deccan Trap?
- A) Hills and valleys
- B) Plateaus
- C) Canyons
- D) Sand dunes
  Answer: B) Plateaus
The Deccan Trap is considered a critical area for which of the following studies?
- A) Urbanization
- B) Volcanic activity and its effects on climate
- C) Oceanography
- D) Marine ecosystems
  Answer: B) Volcanic activity and its effects on climate
What is a common feature of the rivers originating from the Deccan Trap region?
- A) They are all perennial.
- B) They flow towards the east and west coasts.
- C) They have a higher saline concentration.
- D) They are glacier-fed.
  Answer: B) They flow towards the east and west coasts.
The Deccan Trap is an important site for which of the following archaeological discoveries?
- A) Harappan civilization artifacts
- B) Stone Age tools
- C) Fossils of extinct species
- D) Ancient temples
  Answer: C) Fossils of extinct species
Which of the following is a major environmental concern in the Deccan Trap region?
- A) Urban sprawl
- B) Deforestation
- C) Water scarcity
- D) Soil erosion
  Answer: B) Deforestation
Which ancient civilization thrived in the Deccan Trap region?
- A) The Indus Valley Civilization
- B) The Mauryan Empire
- C) The Satavahana Dynasty
- D) The Gupta Empire
  Answer: C) The Satavahana Dynasty
Which of the following activities significantly affects the ecology of the Deccan Trap?
- A) Horticulture
- B) Mining
- C) Fishing
- D) Animal husbandry
  Answer: B) Mining
The Deccan Trap has influenced the climate of which of the following regions?
- A) Himalayan region
- B) Coastal regions of India
- C) Western Ghats
- D) Northern plains
  Answer: C) Western Ghats
Which of the following natural resources is abundant in the Deccan Trap region?
- A) Coal
- B) Oil
- C) Natural gas
- D) Iron ore
  Answer: D) Iron ore
The Deccan Trap’s unique geological features have made it a focus of research in which scientific field?
- A) Sociology
- B) Geology and environmental science
- C) Meteorology
- D) Oceanography
  Answer: B) Geology and environmental science

These questions cover various aspects of the Deccan Trap, including its geology, ecology, historical significance, and human impact, making them suitable for Civil Services Examination preparation.

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