Which of the following material fall in the category of a pure substance
Pure substances are further broken down into elements and compounds. Ice, iron, calcium oxide and mercury are pure substances since... View Article
Latest Posts
Why is vegetative propagation practised for growing some type of organism?
Vegetative propagation is practiced for growing some types of plants because of following advantages: It helps to introduce plants in... View Article
Is earth an inertial frame if you consider the acceleration due to gravity?
A coordinate system attached to the Earth is not an inertial reference frame because the Earth rotates and is accelerated... View Article
What are the parameters required to express a scalar and vector quantities?
Scalar quantities are defined by magnitude with no applicable direction. In contrast, vector quantities must have both magnitude and direction... View Article
What is the difference between the digestive tract and the alimentary canal?
Alimentary Canal is a part of the Digestive system. It is a tube starting from the mouth , running up... View Article
The velocity of an object is given by v=at+b/(t+c), what is the dimension of c?
We know that, Two entities can only be added if their dimensions are same, so Dimensions of [at] = Dimensions... View Article
Write the difference between the striated muscle, unstriated and cardiac muscle.
Cardiac and skeletal muscle are both striated in appearance, while the smooth muscle is not. Both cardiac and smooth muscle... View Article
A number is divisible by 8, by what other numbers will that number be divisible?
Numbers are divisible by 8 if the number formed by the last three individual digits is evenly divisible by 8.... View Article
What happens when dried raisins are placed in water and then in sugar solution?
When they are placed in water, the water from the surrounding diffuses into the raisins and so the raisins swell... View Article
State two features of respiratory area which can maximize the exchange of gases?
The thinner is the wall of the alveoli the more is the amount of exchange of the gas. In addition... View Article
Which of the following is coprime? a)13 and 14 b) 8 and 20 c) 31 and 59 d) 34 and 85
a and c is a co-prime because it HCF is 1. Stepwise: 14=13×1+1 13=1×13+0 HCF is 1.so it is coprime.... View Article
The process of synthesizing cell membrane using proteins and lipids is known as?
The lipids and proteins synthesized by the smooth endoplasmic reticulum and ribosomes respectively help in the construction of the plasma... View Article
What is the change in resistance of a wire which is stretched triple its length?
Answer: The resistance of a wire is inversely proportional to its area and directly proportional to its length. When the... View Article
Explain why images formed by magnifying glasses are free from chromatic abberation.
All lens experience chromatic aberration. The chromatic aberration can be reduced by carefully designing a lens system to compensate for... View Article
What are the interchanges of matter in the water? What are the three forms of water?
Water exists in three states- solid, liquid, and gaseous. Liquid Water– Liquid water is found in many places. You see... View Article
Name the process in which the small pieces of food get mixed with saliva by chewing
The small pieces of food get mixed with saliva by chewing is called a bolus. When food enters the digestive... View Article
State three steps for choosing the best candidate out of the candidates shortlisted.
The three steps in the selection are (a) Employment interview (b) Checking references and background for the position assigned (c)... View Article
When any natural number is divided by 10 what is the sum of all possible remainders?
The possible outcomes of the remainder are 0,1,2,3,4,5,6,7,8,9 so,the sum of all possible remainders are: 0+1+2+3+4+5+6+7+8+9=45
How to predict the states of matter of reactants and products in chemical reactions
If the melting and boiling points are both below room temp, you have a solid. If they’re both above room... View Article
In the graph of Freundlich isotherm which parameter is present by the slop of the line
Freundlich adsorption isotherm K and n are constants for a given adsorbate and adsorbent at a particular temperature. At high... View Article
