Partly because of the effects of aids on botswana’s adult population, the majority of the country’s population is a. 30 to 50 years old b. 40 to 60 years old c. under 5 years old d. under 20 years old

Answer herbicide-resistant soybeans;

The answer would be  b. hope this !

When a lake, river or other aquatic  system  becomes  eutrophic, it can have serious negative effects on other organisms like fish, birds and even people.if an algal bloom is so bad that it causes wide-spread death  in  the  water, the organisms that die will all sink to the bottom and start to decompose.