MCQ
Rate of human population growth is
- ADirectly proportional to good weather
- BDirectly proportional to industrial development
- ✓Inversely proportional to education
- DDirectly proportional to the use of drugs
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If mortality is represented by $-D$
If immigration is represented by $-I$
If emigration is represented by $-E$
If population density is represented by $-N$
Then population density at time $t+1$ is represented by
$a \quad\;b \quad\;c\quad\; d$
$R$ : Genetic modification of organisms can have unpredictable results when such organism are introduced into the ecosystem.