student corner
LIFE PROCESS class X
1 Give reasons for the following:
a) Rings of cartilage are present in the trachea.
b) Mucus is secreted along with HCl in stomach.
2 Explain why do multicellular organisms need a transportation system for carrying food and oxygen?
3 Explain why transportation of materials is necessary for animals?
4a) What is the nature of food coming from stomach?
b) mention any two structural modifications in small intestine which helps in the the digestion of food
5 Represent the equation of photosynthesis. Explain the steps involved in photosynthesis . In which way are the steps of photosynthesis different in desert plants?
6. Name the glands associated with digestion of starch in human digestive tract and mention their role.
How is required pH maintained in the stomach and small intestine?
7. State the functions of the following in the alimentary canal:
a) liver b) Gall bladder c) Villi
8. name one nitrogenous waste ;present in urine> What is the basic filtration unit of kidney called? How is the amount of urine produced is regulated?
Accounts
Accounts class 11
Economics
Micro economics
macro economics
Business studies class 11
PREPARE A PROJECT ON DEPARTMENTAL STORE
IMPORTANT INFORMATION TO BE INCLUDED IN PROJECT
1. Different departments and their layout.
2. Nature of products offered for sale.
3. Display of fresh arrivals.
4. Promotional campaign
5. Space and advertisement
6.Assistance by sales persons
7. Billing counter at store.
8. Added attraction
9. Facilities at the counter
10. Any other relevant information.
Business studies class 11
ENGLISH GRAMMAR
VERBS, TENSES, MODALS, NARRATION, PARAGRAPH, NOTICE , DIARY .
A positive frame of mind is the need of the hour!
Just like children seek out optimism and in all they do, we must once again start believing in the power of positive affirmations in our life. With such optimism in our hearts, we would make greater headways towards our achievements- be in our professional spheres or personal lives! After all, success comes to those who believe in their capabilities and dare to move ahead with innate positivity! So this New Year, choose your own “I” statement of positive intent. And bring childlike expressions of positivity back in everything you think feel, say and do!
chemistry 12
chemistry
CBSE TEST PAPER-01
CLASS – XII CHEMISTRY (General principles and processes of isolation of elements)
Topic :- Occurrence of metals, concentration methods
1. Define the term – metallurgy? [1]
2. What is gangue? [1]
3. Give some important ores of Aluminum, Iron, Copper and Zinc? [2]
4. Name the most abundant and second most abundant metal in earth’s crust. [1]
5. What do you understand by benefaction of ore? [1]
6. What is the basis of hydraulic washing? For which type of ores is it used? [2]
7. When is magnetic separation used? [1]
8. Explain froth floatation method. [2]
9. What is the role of a depressant in the floatation process? Give an example? [2]
10. What is used as collectors and froth stabilizers in froth floatation process?
What is their role in the process? [2]
11. What is leaching? Explain with an example. [2]
12. Which reagent is used for leaching of Gold or silver?
Write the equations involved. [2]
Psychology
buddy, clinical, fashion and art psychology.
