All compounds are made of two or more atoms.
All compounds are made of two or more elements.
Matter include and others entities than elements and compounds.
No. Substances are made of atoms. Some atoms combine with other atoms to form compounds.
Only covalent compounds are made by sharing electrons.
Sugars and starch are organic compounds. But all organic compounds are not made of sugars and starch.
This is the situation of covalent compounds.
Carbon
They all are made up of atoms / elements.
Organic compounds made by living things are called carbon compounds. This is because carbon is required by all living things to function.
No. Elements are not made of compounds. Elements may be combined to form compounds.
Sugars and starches are organic compounds. But not all organic compounds are sugars and starches .
I suppose that you think to the solid state of matter.