Question

MM 80
CLASS TEST
5. Give three features of cardiac muscles
6. Diagrammaticaliy show the difference between the three types of muscle
fibres.
7. Draw a labelled diagram of a neuron.
2*6
1. Differentiate between weight and mass?
2. What is the difference between distance and displacement?
3. To make a saturated solution, 36 g of sodium chloride is dissolved in 100
g of water at 293 K.
Find its concentration at this temperature.
4. List the points of differences between homogeneous and heterogeneous
mixtures
5. Why is the cell called the structural and functional unit of life?
6. Can you name the two organelles we have studied that contain their own
genetic material?​

Answer 1

Answer:

1)The mass of an object is a measure of the object's inertial property, or the amount of matter it contains. The weight of an object is a measure of the force exerted on the object by gravity, or the force needed to support it.