State whether the following statement is true or false, and if false, write the correct statement:Argon is not an inert gas.
State whether the following statements are true or false. If false, correct them.
(a) Plants consume oxygen for respiration.
(b) Plants produce oxygen during the process of making their own food.
(c) Air helps in the movements of sailing yachts and gliders but plays no role in the flight of birds and aeroplanes.
(d) Air does not occupy any space.
State whether the following statements are true or false. If false, give the correct statement.
(a) Forests influence climate, water cycle and air quality.
(b) In a forest, trees form the uppermost layer, followed by herbs. The shrubs form the lowest layer of vegetation. (3)
(c) The forest keeps on growing and changing and can regenerate.
(4) State whether the following statements are true or false. If false, give the correct statement.
(d) Forests protect the soil from erosion.