Questions

An ionic bond is a chemical bond between two atoms in which one atom seems to donate its electron to another atom.

Here in the given compounds, the compound that contains ionic bond is CaO, Calcium oxide.

In the aggregate expenditures model, it is assumed that investment does not change when real GDP changes.

• The aggregate expenditure is the sum of all the expenditures undertaken in the economy by the factors during a specific time period.

• The aggregate expenditure determines the total amount that firms and households plan to spend on goods and services at each level of income.

The first talkie film in India was Ardeshir Irani released Alam Ara, on 14 March 1931.

Irani later produced the first south Indian talkie film Kalidas directed by H.M. Reddy released on 31 October 1931.

Here 6CO2 + 6H2O -----> C6H12O6 + 6O2 is the only option which best summarizes photosynthesis. We know that, photosynthesis is the reverse of cellular respiration in that carbon dioxide is used with water to form sugar, and oxygen is released.