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What two animals that excrete chemicals that are useful to humans?
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∙ 8y ago
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Annika Eduardo
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How animals are useful to us?
lots of animals are useful to us because we eat them to live.
Are the useful characteristics of some farm animals only useful in certain areas?
farm animals are very useful because it gave us nothing
Aim of pisiculture?
yes it is useful for humans.
How are Friesian horses useful to humans?
Friesian horses are useful for riding and entering shows.
How are the body parts of animals useful?
Well, if you're talking about survival, the hearts of animals are rich in vitamins and protein. The hides of large animals are useful as blankets and clothing. Their fat can be used to make basic candles. The Indians believed in using every part of the animal possible, thereby honoring the animals death.
Why isn't all of earth useful to humans?
sometimes earths nature hassome chemicals that form tsunamis earthquakes and more that are not useful to humans cuz its actually hurtful to humans.
How are cheetahs useful to humans?
they eat the bad animals
What is the difference between aggressive behavior of animals and humans?
There is none as humans are animals. (For this reason, this isn't a useful question)
What is it called when people train plants or animals to be useful to humans?
Domesticate
How is a fish useful to a man?
Food for animals such as bear, and food for humans
How is water useful to humans and other animals?
Type your answer here... we can survive
Which arthropods are helpful to humans?
Arthropods are invertebrate animals such as crustaceans. An arthropod that is useful to humans is the lobster, as it can be eaten.
Can you please tell me why environment is so useful?
The environment is useful for animals as it is an animal's natural habitat. It's the same with humans.
How are secretion by plants useful to humans?
plants take in CO2 and change it into O2 so they give us oxygen (not the phone network). They excrete oxygen just as we do carbon dioxide
What do you call the useful chemicals you get from food?
Proteins are useful chemicals that you obtain from food.
What are the testes use?
Testes produce sperm cells in male animals in addition to hormones and other useful chemicals.
When humans choose certain animals and plants that have useful features and breed more of these organism?
reproduce
