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Land, Soil, Water, Natural vegetation and Wildlife resources

Which one of the following is NOT in favour of the conservation
of nature?
(a) switch off the bulb when not in use
(b) close the tap immediately after using
(c) dispose polypacks after shopping

Land, Soil, Water, Natural vegetation and Wildlife resources

Which one of the following methods is most appropriate to check
soil erosion on steep slopes?
(a) shelter belts (b) mulching (c) terrace cultivation

Land, Soil, Water, Natural vegetation and Wildlife resources

Which one of the following is NOT a factor of soil formation?
(a) time (b) soil texture (c) organic matter

Construction

Construct each of the question and give justification :

A triangle if its perimeter is 10.4 cm and two angles are 45° and 120

Construction

Construct an equilateral triangle if its altitude is 6 cm. Give justification for your construction.

Construction

Construct a rhombus whose side is of length 3.4 cm and one of its angles is 45°.

Construction

Construct a rectangle whose adjacent sides are of lengths 5 cm and 3.5 cm.

Construction

Construct a square of side 3 cm.

Land, Soil, Water, Natural vegetation and Wildlife resources

Suggest three ways to conserve water.

Construction

Construct a triangle ABC in which BC = 5 cm, ∠B = 60° and AC + AB = 7.5 cm.