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Why were living sponges placed in Ca2 plus Mg2 plus free seawater overnight?
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Why are sponges appropriately placed in the phylum porifera?
The phylum's name hints to this:Pori= pores or holes and Fera= to bear... So sponges bear holes or pores which is an important characteristic of sponges.
What happens to the plastic bottle with water when placed inside the freezer overnight. does this activity simulate what happens in rocks?
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Why make sure you protect species of porifera in the ocean and ensure they do not go extinict?
Every species in this planet has a significant role to play in the environmental balance, hence it is impoortant to preserve them all. Porifera is a species in ocean that supports many other organisms to flourish. in fact there are living organisms that cannot live without them. For example, a kind of sea grass grows on the bed made of these sponges so that it is placed higher and gets enough sunlight. In return , the seagrass meadow does not allow starfished to feed on the sponges. And there are many species of shrimps whoes home are these sponges.
Why a raisin placed in a cup of pure water overnight will puff up with water.?
Because it's a dehydrated GRAPE, maybe?
How do sponges die?
Sponges can die if they are exposed to air, starved, improperly placed, or experience algae overgrowth. The will also die, or course, if they are eaten by a predator.
What are the 3 groups all living things can be placed into?
mammals, reptiles and birds
Why is classification of any organism considered arbitrary?
because some organisms are wrongly placed in a group. for example viruses are placed in living organisms, whales placed in the mammals, snakes in the reptiles etc.
What happens when a egg is placed into vinegar overnight?
The shell dissolves and your left with the "skin" under the shell. The egg will resemble a water balloon which can easily pop and make a mess.
Which kingdom do virus belong to and characteristics of that kingdom?
Since they are not living, they are not classified and placed in a kingdom.
Why a new clay pot should be submerged in water overnight?
Because it absorbs water and when the soil and plant are placed in it, the pot won't take all the water intended for plant.
Is a peach pit living or nonliving?
Technically, a peach pit is not a living entity. However, if it is placed into rich soil and tended to carefully, it will sprout a living peach tree seedling.
Are pickles nonliving?
Pickles are cucumbers that have been removed from the living plant and placed in a salt mixture that gives them their flavor. They are nonliving because they were detached from the plant, which was living. If the object in question can not move, grow, or provide food for itself, it is not living.
