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How do crocodiles get nutrients?
Ultimately - from the sun ! They warm themselves in the sun - to provide heat to their muscles. Additionally - the 'prey' they eat - are dependent on grass for energy - which uses sunlight to grow !
Why does a crocodile open its mouth?
Birds fly into a crocidiles mouth to clean its teeth. The bird is getting food from the croc's mouth while the croc is getting its teeth clean. This is a win-win situation, so if the crocidile ate the bird, the croc wouldn't get its teeth clean.
Why does the salinity change at the point where a river enters the ocean?
Because the ocean is saltwater
Why is the lion a prey?
The only animal that preys on lions is the Nile crocodile which it occasionally takes when the lion enters its environment.
Why do particles settle on the bottom when river enters the ocean?
The particles are heavier than water and sink instead of floating.
Why do the particles carried by a river settle to the bottom as the river enters the ocean?
Because the velocity of the river water decreases as it enters the ocean.
Why do particles carried by river settle to the bottom as the river enters the ocean?
Because the velocity of the river water decreases as it enters the ocean.
Particles of carbon what enters the air when wood and coal are burned are called?
Particles of carbon that enter the air when wood and coal are burned are called soot or particulate matter. These tiny particles can contribute to air pollution and have harmful effects on human health and the environment.
Describe how malaria parasites causes illnesses?
When the infected anopheles mosquito bite the uninfected host, it transmits the the malaria parasite in the blood of the host. This parasite soon enters the liver. They multiply there. When the liver cell burst, the parasites enter the red blood cells. There again they multiply. Then the red blood cells burst, the parasites are liberated. They invade the fresh red blood cells. This process go on repeating. Every time the parasites are liberated from the red blood cells, you get bouts of fever with chills. When the mosquito bites the patient, it sucks the parasites. They travel to the salivary gland of the mosquito to give infection to new hosts.
When a large molecule enters a cell what process is it?
When a large molecule enters a cell, it is typically transported through the process of endocytosis. This can occur via phagocytosis for solid particles or pinocytosis for liquid particles. The cell membrane surrounds the large molecule forming a vesicle that is then taken into the cell.
How dangerous are parasites?
Parasites are very dangerous. They can cause sicknesses. A parasite is a host which is a living organism that lives and eats off of another organism to live. Tapeworms are considered parasites because they feed off of all the food that enters your intestines. Some parasites, like tapeworms, can, accidentally, cause death.
What is in a sea sponges diet?
Sponges are mainly filter feeders, eating particles and plankton in water that enters their system
