Question

(4) How is sex determined of a foetus?
(5) Write a short note : Cell nucleus.
0-7
(3)
(A) Do as directed.
(A)Explain the process of casting iron nails in solution of CuSO4 (including chemical equation)
(B) Which product is formed from the below given process. Show the process through the
chemical equation.
(2)
(1) Sulphur dioxide + water
(C) Complete the equation.
(1)
+ Cuco
(1) 2 Cu + H2O + CO2 + 0,
(1)
(2) 5+ 0
(5
Q-8 Draw a figure and name it. (Any One)
(1) Animal cell
(
(2) Female Reproductive System
Q-9
(A) Do as directed
will you nrntect wild animals, birds and plants?​

Answer 1

Answer:

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