MCQ - CBSE Class 9 Science It is observed that number of asthemic patients is increasing day by day. It is due to urbanisation, industrialisation and excessive use of vehicles. Sidak’s mother took some initiatives to reduce this problem. She along with her son and his friends prepared a data of the destination colony people visit, different routes taken, timings of their jobs and arranged for car pool. 10/06/2023 Ajit kumar 42 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Navjot and his friend Azhar were discussing the dusting of a carpet. Navjot told Azhar that when a carpet is dusted it comes out of the dust. At this Azhar began to laugh. He told him that actually the dust is coming out of the carpet. Soon a heated argument broke out between them. This was sorted out by Laxman who explained to both of them what was happening. 10/06/2023 Ajit kumar 48 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Mohan and Virender were discussing the following problem. A boy hits a football high up into the air. He runs and catches the football before it hits the ground. Which of the two, the boy or the football has had greater displacement ? Mohan was of the opinion that the football has travelled first into the air and then back, while the boy has run straight. Thus, the boy has lesser displacement. Virender told him that it is not true. Both the boys and the ball have covered the same displacement. Raman was hearing them. He came over from his seat and sorted the matter between them. 10/06/2023 Ajit kumar 93 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Chetan’s father wanted to buy a car. He visited many showrooms to find out the price and the specifications of various cars. In ne of the showrooms he was told by the salesman that their car had excellent brakes that the car stops instantaneously. Chetan’s father was pretty impressed and decided to buy that car. In the evening, he discussed this with his family. Chetan told his father that such a car cannot be made and the salesman has lied to him. He told his father that he should not buy that car and moreover never from that showroom. He explained to his father why it is not possible. His father was convinced and promised to visit another showroom and be careful this time. 10/06/2023 Ajit kumar 52 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Anil’s father was getting late for a function which he had to attend with his family. He started driving very fast and very close to the vehicle in front of their. Anil told his father that he should not do so as in case of any emergency an accident could occur. He explained this to his father in detail. His father got convinced and started driving within the permissible limit and maintained a good gap between his car and the vehicle ahead of him. 10/06/2023 Ajit kumar 52 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Sid went to market to buy foodgrains for his home and on returning when his mother checked the grains, she found the grains discoloured and of low and poor quality, she returned them back to the vendor. The vendor told Sid’s mother that it was due to the storage loss of the grains that resulted in their poor quality and gave her the good quality grains. 10/06/2023 Ajit kumar 53 Views 0 Comments Read more
MCQ - CBSE Class 9 Science While studying about irrigation in his textbook, Bhanika read that proper irrigation is very important for the success of crops. Ensuring that the crops get water at the right stages during their growing season, can increase the expected yields of any crop. She then thought about how in daily life irrigation is supported as it is very necessary, then she thought of a well, rivers, tanks which are all of the irrigation systems and also made her friends know about the irrigation systems. 10/06/2023 Ajit kumar 51 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Ria was studying about DNA in her textbook that DNA molecules contain the information which is necessary for constructing and organising cells and it is present as a part of chromatin material in the nucleus of a cell which is not dividing, also the functional segments of DNA are called genes which are responsible for the transfer of hereditary information. To this Ria was confused how would she know whether she possesses all the hereditary information from her parents, then her mother told her that in their hair or nails, genes are present through which the DNA of parents and a child is matched. 10/06/2023 Ajit kumar 57 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Ram’s teacher was showing the structure of a cell under a compound microscope and was explaining about the different parts of the cell, its cell wall, cell membrane, nucleus, vacuoles, organelles, etc. Also, she told about the difference in plant cells and animal cells that cell wall is only found in plant cells not animal cells and to this everyone observed the structure of cell carefully and found that it is the structural unit of life and of a great importance to environment. 10/06/2023 Ajit kumar 54 Views 0 Comments Read more
MCQ - CBSE Class 9 Science While making shikanjwi Savy was aware about which substances are to be used to make it. She put salt, water, sugar all in different amounts and mixed them well thoroughly but when she drank that shikanjwi she was amazed as it tasted the same throughout. 10/06/2023 Ajit kumar 46 Views 0 Comments Read more