CBSE Class 7 - Our Environment - Ch 4- Air (NCERT Solution)

 Air

Atmosphere Composition
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Class 7 - Geography - NCERT Chapter 4 Solution

Q1: What is atmosphere?

Answer: The thick blanket of air (mixture of gases) around the earth is called atmosphere.


Q2: Which two gases make the bulk of the atmosphere?

Answer: Nitrogen and Oxygen


Q3: Which gas creates green house effect in the atmosphere?

Answer: Ozone, Carbon DiOxide.


Q4: What is weather?

Answer: The state or condition of atmosphere at a particular time and place is called weather.


Q5: Name three types of rainfall?

Answer: Orographic, convectional and cyclonic rain.

CBSE Class 10 - Hindi-B- SA1- Sample Question Paper (2011-12)

CBSE Class 10 - Hindi-B- SA1- Sample Question Paper (2011-12)

CBSE Class 7 - Science - Multiple Choice Questions

Class 7 - Science - Multiple Choice Questions

(MCQs asked in SA1 Q Paper)

Q1: Which part of the plant takes in carbon dioxide from the air for photosynthesis?

(a) Root Hair
(b) Stomata
(c) Leaf veins
(d) Sepals


Q2: Which animal does not yield wool?

(a) Yak
(b) Camel
(c) Goat
(d) Woolly dog


Q3: On Amoeba, food procuring structure is

(a) tongue
(b) tentacle
(c) pseudopodium
(d) radula


Q4: An iron weight at 45 degree Celsius is dipped in a bucket containing water at 45 degree Celsius. The heat will

(a) flow from water to iron weight
(b) flow from iron weight to water
(c) not flow between them
(d) flow and increase the temperature


Q5: A solution turns red litmus paper blue. If a drop of phenolphthalein is added to it.

CBSE Class 10 - Science- SA1- Sample Question Paper (2015-16)

CBSE Class 10 - Science- SA1- Sample Question Paper (2015-16)

CBSE Class 10 - English- SA1- Sample Question Paper (2015-16)

CBSE Class 10 - English- SA1- Sample Question Paper (2015-16)

CBSE Class 10 - Maths - SA1- Sample Question Paper (2015-16)

CBSE Class 10 - Maths - SA1- Sample Question Paper (2015-16)
Paper sent by one of the reader. Tough One.

CBSE Class 9 - Maths - SA1 -Sample Question Paper (2015-16)

CBSE Class 9 - Maths - Sample Question Paper
Paper sent by one of the reader. Good for practice.

CBSE Class 9 - Maths SA1 - Sample Question Paper (2010-11)

CBSE Class 9 - Maths - Sample Question Paper
The paper is based on old pattern MCQs have been replaced by Very Short Questions. Still helpful.

CBSE Class 7 - Our Pasts II - CH5 - Rulers And Buildings (Q and A)

Rulers And Buildings

Architecture of Hindu Temple

Short Questions and Answers based on NCERT Chapter 

Q1: Who constructed the first balcony of of Qutb Minar?

Answer: Qutubudin Aibak (1199)


Q2: Who built the Agra fort?

Answer: Akbar


Q3: What is trabeate?

Answer: It is a style of architecture in which roofs, doors and windows are made by placing a horizontal beam across two vertical columns.


Q4: Who constructed Kandariya Mahadeva Temple?

Answer: King Dhangadeva of the Chandela dynasty in 999 AD.


Q5: Name the main hall in a temple where dances were performed.

Answer: Mahamandap

CBSE Class 10 - Science - 1 Mark Questions Asked in Previous Question Papers (SA1 2012-2014)

Class X Science - SA1 - 1 Mark Questions

Questions Asked in Question Papers From 2012 To 2014

Q1 (2012): Name the sensory receptor found in the nose.

Answer: Olfactory receptors to detect the smell


Q2(2012): Name the sensory receptor found on the tongue.

Answer: Gustatory receptor to detect taste.


Q3(2012): Mention the angle between a current carrying conductor and magnetic field for which the force experienced by this current conductor placed in the magnetic field is the largest.

Answer: The force will be the largest when current carrying conductor and magnetic field direction is at a right angle to each other.


Q4(2012): Name a metal which is preserved in kerosene.

Answer: Sodium


Q5(2012): Name a metal which can melt while kept on a palm.

Answer: Gallium and Cesium


Q6(2012): Name the part of the brain which controls voluntary action.

Answer: Cerebrum or Forebrain