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3 years ago

Using natural resources found in the environment, what did sumerians build strong walls with?

1 answer:

4 0

Sumerians built walls using the natural resource they were surrounded with, which was namely clay. They used this clay to create fired mud-bricks, as there was not any other building stone available at the time. However, the clay mud-bricks proved to be a solid structure for town fortification.

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The surface area of a plant's root system is substantially larger than the surface area of its shoot system. The extensive surfa

saveliy_v [14]

Answer:

Water and nutrient uptake.

Explanation:

The root system of a plant functions as conducting tissue for water and mineral nutrients that are essential for metabolic activities of the plant.

Extensive surface area of roots is an adaptation associated with efficient water and mineral nutrient uptake because this will increase the surface area of roots in contact with the soil.

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3 years ago

If you have a magnified image that’s 2mm wide and your specimen is 0.02 mm wide, what is the magnification?

DiKsa [7]

Answer:

Magnification = Actual length of image / Actual length of object

Actual length of object = 0.02mm

Actual length of image = 2mm

Magnification = 2mm / 0.02mm

= 100

Hope this helps

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3 years ago

Classify the following organisms into their respective kingdoms (i) Yeast (ii) Penicillium (iii) Rhizobium (iv) Mushroom (v) Amo

lions [1.4K]

Answer:

(i) Yeast- Kingdom Fungi

(ii) Penicillium- Kingdom Fungi

(iii) Rhizobium- Kingdom Eubacteria

(iv) Mushroom- Kingdom Fungi

(v) Amoeba- Kingdom Protista

(vi) fish- Kingdom Animalia

Explanation:

Living organisms were classified into a large group called KINGDOM, which represent the largest and most generic grouping consisting of organisms that share a few similarities. The kingdoms that living organisms were classified into are as follows: Plantae, Animalia, Fungi, Protista, Eubacteria, Archaebacteria, etc.

Based on the question, the mentioned organisms are classified into the following kingdoms:

(I) Yeast: Yeast is a unicellular microbe classified under the Kingdom Fungi due to possession of chitin in its cell wall and other similar features with members of kingdom Fungi.

ii) Penicillium- Penicillium is a genus classified under the Kingdom Fungi.

(iii) Rhizobium- Rhizobium is a genus of prokaryotic organism (lack membrane-bound nucleus and organnelles) classified under the Kingdom Eubacteria.

(iv) Mushroom- Mushrooms are saprophytic (heterotrophic) species of organisms classified under the Kingdom Fungi.

(v) Amoeba- Amoeba is a genus of unicellular eukaryotes classified under the Kingdom Protista.

(vi) fish- Fishes are organisms classified under the Kingdom Animalia

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3 years ago

What is the effect of tsh and where is it produced?

Naddik [55]

4.9% as of january 2016

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3 years ago

PLEASE HELP! IM DOING A TEST!! What do Vaccines do?

SSSSS [86.1K]

Vaccines train our immune systems to create proteins that fight disease, known as antibodies’

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3 years ago

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