Producers make their own food through the process called photosynthesis, which uses water and sunlight to produce glucose and oxygen as a byproduct. It uses glucose to power its cells.
The Earth rotates constantly and is exposed to the sun in different intervals & time periods - Thus, people need to establish a time zone to state when & where the sun rises as well as sets during daytime. <span>
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One type of density change is mass over volume.
Insecticides are substances used to kill insects. They include ovicides and larvicides used against insect eggs and larvae, respectively. Insecticides are used in agriculture, medicine, industry and by consumers. Insecticides are claimed to be a major factor behind the increase in the 20th-century's agricultural productivity.
Carry oxygen and glucose to body cells
hope that helps!!