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What did early scientists classify sponges as?
Early scientists classified sponges as plants because of their stationary nature and lack of obvious sensory organs. It was not until the 18th century that sponges were recognized as animals due to their ability to move, feed, and reproduce like other animals.
What is a sentence example of phototropism?
We observed the phototropism of our plants.
A plant seedling grows toward the window and its roots reach into the soil what type of movement does the seedling show?
The plant seedling is exhibiting positive phototropism by growing towards the window where it can receive more light for photosynthesis. Additionally, the roots are demonstrating positive gravitropism by growing into the soil to anchor the plant and absorb water and nutrients.
What is the length of on plant cell in micrometers?
The average length of a plant cell is around 10 to 100 micrometers.
Where does photosynthesis happen in a plant cell?
Photosynthesis happens in the chloroplasts of plant cells. This process uses sunlight to convert carbon dioxide and water into glucose and oxygen.
When a green plant is placed next to a window where sunlight comes in what happens to the stem after a month?
it bends away from the window
Were the sponges used in ancient Roman bathrooms the animal sponge or man-made?
they were plant based. you can get sponges from a plant relatede to pumbkins
What did early scientist classify sponges?
a plant
Is sponge a fungi?
Because we wanted to call them sponges. Sponges belong to the animal kingdom since they are heterotrophic. Fungi derive food from breaking doown orgainc material in soil. Sponges feed on existing material. This is the difference.
Is a calcareous sponge a vascular or nonvascular plant?
Sponges are not plants but animals .
What animal looks more like a plant than a animal?
they are sponges
Why do scientist classify sponges as a simple animal and not a plant?
It eats zxcv
Do sponges give off food and oxygen from the water?
Sponges are considered ANIMAL life not plant life. Therefore they do not give off oxygen, they consume it.
Until about 200 years ago most people thought sponges were what?
a plant
What makes sponges animals and not plants?
Sponges are heterotrophic, which is a characteristic of an animal and not a plant. Sponges are also multicellular, are made up from cells without cell walls, characteristics of the kingdom Animalia and NOT Plante.
Is sun light from a window enough for a plant?
Depends on the plant, and how much sunlight is coming through the window.
Are kitchen sponges made up of the real marine sponges?
No, kitchen sponges nowadays are usually made from cellulose or synthetic plastics. Real marine sponges were used by early Europeans to also clean, but it was stopped due to overfishing that almost brought the sponges to extinction.
