Answer:
a. It can be used for photosynthesis.
Explanation:
Since carbon dioxide is needed in the photosynthesis process, then much of the carbon dioxide which is produced by green plants is not always excreted in form of metabolic waste because it can be easily used in the photosynthesis process.
The tobacco in one cigar can contain as much as tobacco in full a packet of cigarettes.
<h3>How much tobacco is in a cigar compared to a cigarette?</h3>
Cigars are bigger than cigarettes so one cigar can contain as much tobacco as an entire pack of cigarettes. Cigars contain about 100 to 200 mg of nicotine while on the other hand, cigarettes contain approximately 10 mg of nicotine which means that 10 to 20 cigarettes have same the amount of tobacco as one cigar.
So we can conclude that the tobacco in one cigar can contain as much as tobacco in a full packet of cigarettes.
Learn more about tobacco here: brainly.com/question/220321
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More than one-third (35.7 percent) of adults are considered to be obese. More than 1 in 20 (6.3 percent) have extreme obesity. Almost 3 in 4 men (74 percent) are considered to be overweight or obese. The prevalence of obesity is similar for both men and women (about 36 percent
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Because they have to grow and harvest their own plants...since they where no market to buy their foods
