The mean thickness of oceanic crust is about:
A70 km
B200 km
C5 km
D30 km
Answer & Solution
Correct answer: C. 5 km
1. Continental crust averages 30 km.
2. Oceanic crust is about 5 km thick.
3. Under the Himalaya it reaches 70 km.
_Source: NCERT Class 11 Fundamentals of Physical Geography, Chapter 3, Interior of the Earth._
Related questions
How many check-dams did Bhujpur villagers build in 1989?Bhujpur's check-dams were built on which river and its tributaries?Bhujpur, where villagers built check-dams in 1989, is in which region?Watering plants through narrow tubes delivering water at the base of the plant is:Bawris, now being revived, were traditional structures for:Using rainwater to recharge groundwater is called:Excessive rains cause floods, while absence of rain results in:Most Indian farmers depend on which source to irrigate crops?