Question

can you answer the two equations for me please
I know it is easy for you
I questions are there in picture​

Answer 1

Explanation:

ans for 12 is

in fig A lung alveoli is shown which greatly increases the surface area meant for exchange of gases. in fig B the longest part of the alimentary canal the small intestine which is fitted una a compact space due to extensive coiling as shown in the figure l. it helps in complete digestion and the villi inside like the alveoli in the lung greatly increases the surface area for absorption of digestion food

for 13.

it is not correct. the fuse wire will melt and break the Circuit since it can Bear only upto 5A .

(to run the heater generally 10A fuse is used)

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