What would be the consequences of a deficiency of haemoglobin in our bodies?
How are the alveoli designed to maximise the exchange of gases?
What is the role of the acid in our stomach?
The breakdown of pyruvate to give carbon dioxide, water and energy takes place in
The autotrophic mode of nutrition requires
The xylem in plants are responsible for
The kidneys in human beings are a part of the system for
Explain the mechanism of the cleaning action of soaps.
Give a test that can be used to differentiate between saturated and unsaturated hydrocarbons
Which of the following hydrocarbons undergo addition reactions: C2H6 , C3H8 , C3H6 , C2H2 and CH4 .
What change will you observe if you test soap with litmus paper (red and blue)?
Explain the formation of scum when hard water is treated with soap.
Why are carbon and its compounds used as fuels for most applications?
Why does micelle formation take place when soap is added to water? Will a micelle be formed in other solvents such as ethanol also?