CBSE Class 7 Science Question Paper SA 2 2013

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Summative Assessment-II, Session 2012-13

Class : VII, Subject : Science (Sample Paper)

Q.1 Choose and write the correct option 

i) The fastest mode of heat transfer is

a) Conduction b) Convection

c) Radiation d) None of these

ii) Convection takes place in

a) Solids b) Liquids

c) Gases d) Both (b) and (c)

iii) Weather changes are caused by the

a) Moon b) Sun

c) Earth d) Sky

iv) If the maximum temperature recorded for the day is 36°C and the maximum humidity is 92%, the weather is

a) Hot and dry b) Cold and Dry

c) Hot and humid d) Hot and windy

v) The end product of aerobic respiration are

a) Carbon dioxide and water b) Carbon dioxide and oxygen

c) Carbon dioxide and glucose d) Carbon dioxide , water and energy

vi) During inhalation, the ribcage moves

a) Upward and outward b) Downward only

c) Inward and downward d) Inward only

vii) Which of the following is not an excretory waste of human beings

a) Carbon dioxide b) Urea

c) Oxygen d) Water

viii) Transpiration is

a) The loss of excess of water from aerial parts of plant

b) The loss of water and oxygen from aerial parts of plants

c) The loss of excess water in the form of water vapour from aerial parts of plants

d) The loss of water and carbon dioxide from aerial parts of plants

ix) The seeds are developed from

a) Ovum b) Ovules

c) Ovary d) Carpel

x) S.I unit of speed

a) m/s b) km/s

c) km/h d) m/min

xi) Which of the following Indian state in vulnerable to cyclone?

a) Jammu and Kashmir b) Rajasthan

c) West Bengal d) Madhya Pradesh

xii) When water vapour condense, they

a) release heat b) absorb heat

c) release light d) absorb light

Q.2 Give one word/name/example 

i) The liquid metal used in thermometers.

ii) Instrument used to measure rainfall

iii) The type of climate of Kerala

iv) The moving air.

v) The number of times a person breathes per minute.

vi) A muscular sheet forming the floor of chest cavity

vii) An instrument used to measure heart beat.

viii) The vascular tissue for the transport of food to all parts of the plants

ix) The process of fusion of male and female gamete.

x) The agent used to disperse Xanthium seed.

xi) The metallic ball of the simple pendulum.

xii) The central calm area of cyclone.

Please refer to attached file for CBSE Class 7 Science Question Paper SA 2 2013

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