CBSE Class 12 - Economics- Sample Question Paper (2015)

CBSE Class 12 - Economics- Sample Question Paper (2015) 

CBSE Class 10 - Science - Four New Elements Added In Periodic Table

Four New Elements Added In 

Periodic Table

Time to update Chemistry Textbooks. On December 30, IUPAC completes the verification of discoveries of four new chemical elements. It completes the 7 periodic row.

The atomic numbers of these four new elements are 113, 115, 117 and 118. Soon the new names will be given to these elements. At present these elements have temporary names i.e.

Ununtrium 113, 
Ununpentium 115, 
Ununseptium 117, 
Ununoctium 118 

CBSE Class 6/7/8/9/10 - संस्कृत - शब्दरूप (अकारांत पुल्लिंग)

संस्कृत - शब्दरूप (अकारांत पुल्लिंग)

देव (देवता)

CBSE Announces Date Sheet For Class 12 (Mar 1, 2016)

CBSE Announces Date Sheet For Class 12 

(Mar 1, 2016)

CBSE Announces Date Sheet For Senior School Certificate Examination (Class 12)

All the best!

See below the date sheet announced by CBSE.

CBSE Class 7 - Science - CH16 - Water - A Precious Resource (MCQs)

Water - A Precious Resource

MCQs based on NCERT Chapter

जल है तो कल है
image credits: openclipart

Q1: Tubewells and Springs are the examples of 

(a) surface water
(b) underground water
(c) potable water
(d) all of these


Q2: Which of the following will not help in conservation of water?

(a) drip irrigation
(b) planting more trees
(c) water treatment plant
(d) cutting trees to check water loss due to transpiration



Q3: Ground water accumulates between layers of hard rock. It is known as

(a) aquifer
(b) pond
(c) water table
(d) surface water



Q4: Which of the following is the reason for depletion of water table?

(a) Planting more trees
(b) Heavy Rainfall
(c) Industrialization
(d) Rainwater harvesting

CBSE Class 9 - Economics - Food Security In India (Important Terms)

Food Security In India

Important Definitions and concepts

Q1: How does World Summit 1995 define 'Food Security'?


Answer: Food Security at he individual, household, regional, national and global levels exists when
all the people, at all times, have physical and economic access to sufficient, safe and nutritious food.



Q2: List the three A's Food security implies to?


Answer: Availability, accessibility and affordability of food of all times.



Q3: What is buffer stock?


Answer: It is the stock of food grains namely wheat and rice procured by government through Food Corporation of India.



Q4: Define Famine.

CBSE Class 10 - Science - CH 16 - Management Of Natural Resources (Question Bank)

 Management Of Natural Resources 

Nature Conservation is Our Duty

(Question Bank)

Very Short Questions (1 Mark Each)

Q1: What is a natural resource? Give two examples.

Q2: Define sustainable development.

Q3: What does the three R’s stand for to save the environment?

Q4: What do you mean by water – shed management?

Q5: Name the award recently instituted by govt. of India in the memory of Amrita Devi Bishnoi.

Q6: Name the bacteria whose presence in the water indicates its contamination with disease causing microbes.

Q7: Define Bio-diversity.

Q8: Why fossil fuels should be used judiciously?

Q9: Which canal has brought greenery to the areas of Rajasthan?

Q10: State the advantage of constructing a dam across a river?

Q11: Name the place where “Chipko Andolan” organised.