Question

Q1 What happens when a silicate of aluminium absorb water?

a-Brownish rust is formed
b-Laterite soil is formed
c-Aluminium is formed
d-Mass of clay or Kaolin is formed

Q2 The reddish brown soil in peninsular India is formed by_____
a-Quartz
b-Feldspar
c-Oxidize iron oxide
d-Reduced iron oxide

Q3 Which of the following factors influence the movement of ocean water?1 temperature 2 salinity of ocean 3 density of ocean water 4 wind system 5 Coriolis force
a-1 2 and3
b-2and 3
c-1 2 3 and 5
d-All of the above

Q4. Which of the following is not relevant use of tidal movement?
a-Tidal flows are of great importance in navigation
b-Tides help in development of coral reefs
c-Tides are also helpful in desilting the sediments
d-Tides generate electrical power

Q5. Consider the following statement about spring tides.1 the sun the moon and earth are in a straight line 2. The height of the tide will be higher3. Occur on full moon and New Moon
a-Option 1
b-Option 1 and 3
c-Option 1 2 and 3
d-None of the above​

Answer 1

Answer:

1. alluminium is formed

2.oxidize iron oxide

3.all of the above

4.tidal flows are of great importance in navigation

5.option 1 and 3