Question

Mark as true or false

e) We can obtain an enlarged and erect image by a convex mirror.

f) A concave lens always forms a virtual image.

g) We can obtain a real, enlarged and inverted image by a concave mirror.

h) A real image cannot be obtained on a screen.

i) A concave mirror always forms a real image.

j) Infiltration is the process of seeping of water into the empty spaces of ground.

k) Collection and conservation of rainwater from the rooftop of buildings and industries is
known as rainwater harvesting.

1) 30 March is celebrated as the World Water Day.

m) We can drink sea water because of its salt content.

n) The process of infiltration recharges the groundwater.​

Answer 1

Answer:

e) false

f)true

g)true

h)false

I) false

j)true

k)true

1) false

m)false

n)true

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Answer 2

Answer:

False , True, true ,false,false, false ,true ,false,false,true

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