Question

(b) erect the inverted image formed on the retina

Answer 1

Answer:

The real and inverted image formed on the retina is carried to the brain by the optic nerve in the form of electrical signals. The brain interprest these signals and processes the information such that we see the objects erect

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Answer 2

Explanation:

• For regular sand treatment and salt treatment, the first situation is chosen.
• With a glass rod, when the water is dispensed, there will be a reduction of water pressure and the water easily flows via the filter paper, parting the sand on the funnel. Then, there will be passage of salt via it.
• Therefore, we decided that the correct option is 1 is the correct.
• Thus, it is concluded that the separation of the sand and the common salt is done with the help of set of apparatus by filtration process.