Select the correct answer. Which of these is an example of calcium carbonate?
ОА.
diamond
OB. graphite
ОС,
water
OD.
shells of snail

The study of interaction between living organisms and their enviroment is called (a) phytogeography (b) ecology (c) phytosociology (d) ecosystem

Which statement best describes a typical difference that could be found between the “analysis” and “conclusion” sections of a lab report?

How did the work of farmers and breeders in england influence the work of charles darwin