Geography 3(Practical and Physical Geography) 2:00 p.m. 3:50 p.m.
WAEC English Questions and Answers 2022. WAEC Eng Expo for Theory & Objective (OBJ) PDF: verified & correct expo Solved Solutions, 2022 WAEC Practical and Physical Geography. 2022 WAEC EXAM English Questions and Answers
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(8a)
Food chain can be defined as series of network in an ecosystem. It shows
how the organisms are related with each other by the food they eat.
(8b)
Energy flow within a terrestrial ecosystem:
Energy from the sun is received by the producer which are plants,
produce their food and hence when consumed by the consumer energy is
passed, when the consumer which are animals feed on the plant, they
absorb energy, use some for body development and when consumed by a
higher animal, the energy is also utilised and finally when the organism
dies, decomposers act on the organism and in which some energy is used
and stored. Energy generally reduces down the food chain.
(8c)
(i) Plants absorb nutrients from the soil into their roots.
(ii) Animals get nitrogen from plant consumed.
(iii) Ammonication which is part of decaying process.
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WAEC English Questions and Answers 2022. WAEC Eng Expo for Theory & Objective (OBJ) PDF: verified & correct expo Solved Solutions, 2022 WAEC Practical and Physical Geography. 2022 WAEC EXAM English Questions and Answers