EARTH MCQS SET 07

EARTH MCQS SET 07

1. Exfoliation is a form of
a) Physical weathering
b) Chemical weathering
c) Biochemical weathering
d) Mass wasting

2. Flat-topped hills or small mountains formed by stream action are called
a) Mesas
b) Buttes
c) Cuestas
d) Stream terraces

3. Stream which flows in the opposite direction to the original consequent streams are described as
a) Obsequent
b) Subsequent
c) Insequent
d)Resequent

4. ‘Natural levee’ is an example of
a) Point-bar deposits
b) Channel-fill deposits
c) Flood plain deposits
d) Flood basin deposits

5. Which of the following is a feature exhibited by a river in its upper course
a) Meanders
b) River-piracy
c) Piedmont
d) Sloughs

6. Coral reefs are generally found in the latitudinal extensions of
a) 20oN – 20oS
b) 30oN – 30oS
c) 60oN – 60oS
d) 45oN – 45oS

7. Soils in which sand, clay and humus are found more or less in equal proportions are called
a) Loamy soils
b) Regur
c) Chernozem
d) Pedalfar

8. The exoskeleton of sponges is made up of
a) Silica
b) Calcite
c) Aragonite
d)Calcium phosphate

9. Fossil fecal pellets of ancient animals are described as
a) Gastroliths
b) Coproliths
c) Beekite rings
d)Pseudo-fossils

10. The most favourable environment for the preservation of fossils is
a) Terrestrial
b) Lacustrine
c) Fluvial
d) Marine

ANSWERS:
1)a)Physical weathering
2)c)Cuestas
3)a)Obsequent
4)c)Flood plain deposits
5)b)River-piracy
6)b)30degreeN – 30degreeS
7)a)Loamy soils
8)a)Silica
9)b)Coproliths
10)d)Marine