Biology

Biology past questions and answers from WAEC and JAMB
Page 1
a.

how easily water passes through the soil

b.

the proportion of air in the soil

c.

the proportion of water the soil holds

d.

how well water rises up the soil

a.

protect endangered species

b.

preserve trees for timber

c.

permit hunting activities

d.

provide income for the government

a.

xylem

b.

phloem

c.

cambium

d.

cortex

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