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7 questions
The shape of the sun is _______________________
spherical
oval
rectangular
elliptical
A fixed path
orbit
footpath
axil
axis
The green colour pigment present in the leaf are called
chlorophyll
oxygen
sun energy
What does plant release during photosynthesis?
carbon dioxide
oxygen
_________ heat water using Solar Energy.
Solar heaters
Solar cooker
Sun is a source of
light
heat
energy
none of the above
Changes in season occur due to________________.
revolution of earth
rotation of earth
spring movement
orbit
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