While holding a tea cup Mr. Kothari's hands rattle.Which disorder he may be suffering from and what is the reason for this?

Pravin's widal test was positive? Which disease he is suffering from? What are its symptoms?

The doctor examined Ravi's urine report and detected that he had high levels of glucose in his urine.What is the disease he may be suffering from? How is it caused?

Take three similar vessels . Let us call them A,B and C ( see figure below ) Fill A with hot water and B with cold water . Put some water from A and B in C . Dip you right hand in A and left hand in B , and keep them immersed for 2 to 3 minutes . Now dip both the hands in C .: What is the reason for this ? think about it .:

If patient is advised Anti Reteroviral Therapy, which infection is he suffering from ? Name the causative organism

Answer the following question: Why do we hold a steel glass in a handkerchief while drinking hot milk from it? What are other examples of this kind?

While performing an experiment, to understand effect of pH on enzyme activity, a student prepared solution of varied pH. He observed that enzyme activity is maximum at a particular range of pH. What is the reason for its maximum activity at a particular range of pH? What would be the effect on enzyme activity if strong acid or strong base is added?

Rakesh got hurt on his head when he fell down from his motorbike. Which inner membranes must have protected his brain? What other roles do they have to play?

Question based on paragraph : A boy pushed his toy car on a table . The car moved ahead and stopped after travelling a certain distance . But when he kept on pushing his car , the car started moving with a uniform velocity . The boy later decided to do some adventurous activity while playing with his car , so he launched his toy car from a platform to a bucket filled with water as soon as the car landed inside the bucket , the water from the bucket splashed out and the boy enjoyed his new game .: What is the reason for splashing of water out from the bucket ?

Take a long rubber band and cut it at one point . At one of its ends tie a clean washed stone or a 50g weight as shown in figure Now hold the other end of the rubber band and make a mark there . Keep the stone hanging in air and measure the length of the rubber band from the stone to the mark made earlier . now take water in a pot and hold the rubber band at such a height that the stone sinks in it . again measure the length of the rubber band up to the mark . : What could be the reason for a shorter length of the rubber band in water ? :

Read the paragraph and answer the questions given below : Reproduction is the process by which the living Species continues its existence. Lower organisms carry out asexual reproduction while higher plants and animals always show sexual reproduction. Plants reproduce asexually by methods such as fragmentation, vegetative propagation, budding, Spore formation. For sexual reproduction they form gametes. In animal kingdom, budding, fission of different types and parthenogenesis are some of the methods that do not require both the sexes. Though regeneration also forms new individual, it is not considered to be a reproductive process because. basically it is a repair process. The ability to regenerate is lost in higher phyla. In human beings it is restricted only to wound healing. Sexual reproduction is also undergoing lots of experimentation such as cloning which may make females capable of producing their own baby without intervention of any male. Answer the follolwing question. What is the modern method of reproduction aimed at in higher organisms?