Nutrition in plants and animals works around modes of nutrition, photosynthesis, the food making process in green and non-green plants, digestion in humans, digestion in grass-eating animals and feeding and digestion in amoeba. Respiration in humans, aquatic animals and plants, the circulatory system, excretory system and transportation of nutrients in plants, reproduction of plants and the sourcing of wool and silk, their processing and uses are other topics studied in Biology.
In Physics, Measurement of Time, speed, distance-time graph, air pressure, cyclones and thunderstorms, Electric current, heating and magnetic effect of electric current, electromagnets, path of light, reflection, mirrors and lenses and components of light are taught as a base building for higher studies in the following classes. Chemistry, in class 7, deals with the introduction of acids and bases, certain reactions based on them, neutralization reactions, physical and chemical changes, rusting of iron and crystallization.
Certain general issues like water management, sewage disposal, depletion of the water table, scarcity of water and sanitation are taken up to keep the students aware of their environment.
Since practical learning in online CBSE Science for class 7 is formally introduced in this class, therefore Edugraff uses experimentation and activities to clarify concepts. Visual learning along with project work makes it very easy for students to understand scientific topics. Teachers make the students aware of the marking schemes and weightage of topics so that, along with learning, they may also prepare effectively for their examinations.
The basics of all avenues of Science: Physics, Chemistry and Biology are set up in Grade 7 and they are linked up with general awareness about the environment, which includes conservation of nature and prediction of natural calamities to prevent loss of life and property.
1. Which chapters should be stressed on more to score well?
Although all the topics are important, Edugraff teachers keep updating students on the distribution of marks so that they may prepare to score well in their examinations.
2. Which book to consult for online class 7 CBSE science students?
The NCERT Class 7 Science Book covers all the topics prescribed by CBSE. It is a good idea to use this book but Science is such a vast and interesting subject that any source of enhancing your scientific knowledge is welcome. Moreover, Edugraff provides plenty of learning aids to discover and learn.