The wall of left ventricle is thicker than the wall of the right ventricle? Give reason

Richa felt that each time you subtract an integer from other integer, the value of the difference is less than the two numbers. Is Richa right? Give reasons for your answer.

Sangeetha said that each time you add two integers, the value of the sum is greater than the numbers. Is sangeetha right? Give reasons for your answer.

Which of the following group, represent the correct pathway of blood flow in human body? A) Body parts to Left atrium to Left ventricle to Lungs to Right atrium to Right ventricle to Aorta. B) Body parts to Right atrium to Right ventricle to Lungs to Left atrium to Left ventricle to Superior vena cava.

The number of valves present at the entrance of aorta in left ventricle are

Why Biryani is costlier than plain rice ? Give reasons.

Alloys are used for electrical heating devices rather than pure metals. Give reasons.

The vapour pressure of a solution containing non volatile solute is less than the vapour pressure of pure of solvent. Give reason.

Would you expect the hydrides of N,O and F to have lower boiling points than the hydrides of their sub sequent group members? Give reasons.

Write differences between the right ventricle and the leflt ventricle.