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Two more phrases for saying something is easy – you can remember them because both cake and pie are very easy to eat!

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the integrated circuit is a set of electronic circuits on one small flat piece of semiconductor material, usually silicon.

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Explanation:

Correct answer A

Hydroponics is a type of horticulture, a subset of hydroponics, that uses nutrient mineral solutions in aqueous solvents to grow plants (usually plants) without soil. Terrestrial or aquatic plants  grow with  roots exposed to  nutritious liquids or are further physically supported by  inert media such as pearlite, gravel and other substrates.

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Manual calculation mode means that Excel will only recalculate all open workbooks when we request it by pressing F9.

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Mammals of Pakistan Up to 174 mammal species have been reported to occur in Pakistan.

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Explanation

The Earth can be divided into four main layers: the solid crust on the outside, the mantle, the outer core and the inner core. Out of them, the crust is the thinnest layer of the Earth, amounting for less than 1% of our planet's volume.

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The ozone layer protects the Earth against most UVB coming from the sun.

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format is the way in which something is arranged or set out.

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Since 1901, the Nobel Prize has been awarded in the fields .

1 physics

2 chemistry

3 physiology

4 medicine

5 literature 

6 peace

while a memorial prize in economic sciences was added in 1968.