(A) Adrenal gland
(B) Liver
(C) Lungs
(D) Kidney
Author:
The art of silkworm breeding is called?
(A) Horticulture
(B) Sericulture
(C) Agriculture
(D) All of the above
Fish breathe through which of the following?
(A) Gills
(B) Lungs
(C) Fins
(D) Kidney
First discovered metal by man is?
(A) Copper
(B) Gold
(C) Bronze
(D) None of the above
Alternating currenct can not be used in?
(A) Galvanometer
(B) Amplifier
(C) Voltmeter
(D) Transformer
Diode used for?
(A) Rectification
(B) Modulation
(C) Oscillation
(D) None of the above
Rocks which makes the earth crust are?
(A) Igneous
(B) Sedimentary
(C) Metomorphic
(D) All of the above
If a man is suffering from color blindness then He will see red color as?
(A) Yellow
(B) Pink
(C) Blue
(D) Green