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Which mode of reproduction is better: asexual or sexual? Why? Solution:Sexual reproduction is better than asexual reproduction due to producing offspring that are genetically unique from the...
Why is reproduction essential for organisms? Solution:Reproduction is essential for the continuity of species on earth. If the organisms do not reproduce, life will cease to exist.
Mention the factors that affect the rate of a chemical reaction. Answer:The factors that are responsible for the rate of chemical reaction rate are:(a) Temperature(b) Catalyst (c) The concentration...
What do you mean by activity and selectivity of catalysts?Solution:1.Activity of catalystThe ability to increase the rate of a specific reaction is called its activity. The activity of a catalyst is...
What are the factors which influence the adsorption of a gas on a solid? Solution: Rate of adsorption of a gas on a solid surface depends on following factors (a) Nature of the gas: The strong Van...
Give reason why a finely divided substance is more effective as an adsorbent.Solution: Adsorption is surface phenomenon, it is directly proportional to the surface area. A finely divided substances...
What is the force between two small charged spheres having charges
Q 1.1) What is the force between two small charged spheres having charges of $2 \times 10^{-7} \mathrm{C}$ and $3 \times$ $10^{-7}$ C placed $30 \mathrm{~cm}$ apart in the air? Given,The Charge on...
MH Board Biology Class 10 Question Papers
The Maharashtra State Board of Secondary and Higher Secondary Education or MSBSHSE is in charge of administering class 10 board examinations in the state. Students in class 10 need to have a...
JEE Chemistry Syllabus
The Joint Entrance Examination (JEE) syllabus is released by the National Testing Academy (NTA), which has the sole authority for prescribing the syllabus. The article brings to you a detailed...
NEET Physics Syllabus
NEET is a prestigious exam conducted for entry into Indian medical colleges. Every year, lakhs of students compete to get entry after clearing the exam, which is considered one of the toughest. The...
ICSE Physics Class 9 Syllabus
Introduction ICSE (Indian Certificate of Secondary Education) is a test conducted by the Council of Indian School Certificate Exams. In this article, we are going to cover the ICSE Physics class 9...
UP Board Chemistry Class 12 Syllabus
The Uttar Pradesh Board of Intermediate Education has introduced a new syllabus for Chemistry for class 12. Based on the NCERT books, the new syllabus aims to help students become better at science...