World Geography - Mock Test 33

Question 321

The following is not a stable block of the earth.

A) Deccan B) Scandinavia C) Baltic D) Himalayas

---

No Details

Question 322

Which of the following statement about orogenic belts is not true

A) The young orogenic belts are made of sedimentary rock. B) The older mountain belt extend to the ocean and abruptly term inate at the continental margin. C) All the orogenic belts were formed during palaeozoic to cenozoic perio D)

---

No Details

Question 323

The mobile belts arranged in linear or arcuate tracts that have been subjected to severe deformation and mountain building and are found near the edges of the continents are called

A) orogenic belts B) kratogenic belt C) seismic belt D) None of these

---

No Details

Question 324

The more plastic region of the mantle which is largely composed of peridotite and on which lithosphere floats is called

A) soil B) oceanic block C) asthenosphere D) lithosphere

---

No Details

Question 325

The combined rigid portion of mantle and crust is called

A) lithosphere B) asthenosphere C) hydrosphere D) continental rock

---

No Details

Question 326

The basic difference between oceanic and continental crust is in its

A) density B) uniformity C) composition D) structure

---

No Details

Question 327

The asthenosphere over which the lithosphere is floating is made up of

A) Gabbro B) Rhyolite C) Periotite D) Basalt

---

No Details

Question 328

The density of the earth as a whole is

A) 2.5 B) 5.5 C) 6 D) 5

---

No Details

Question 329

Weathering is

A) the alternate heating and cooling of rocks. B) the break up of rocks exposed at the surface. C) the freezing of water in cracks in rocks. D) none of these.

---

No Details

Question 330

The convection current hypothesis is related to

A) Mountain building B) Origin of earth C) Earthquake D) Volcano

---

No Details