Question

appropriate alternative and write it with its alphabet. 10 x 1 = 10
1. The SI unit of electric current is
(A) Ohm (B) Volt (C) Ampere (D) Watt
2. The substance that is oxidised in the following chemical reaction is
MnO, + 4 HCI – MnC, + 21,0 + Cl,
(A) HCI (B) Mno, (C) Mnctz (D) H20
3. Red coloured light is used in traffic signals to indicate the vehicles to
stop, because compared to other colours red light
(A) has high frequency
(B) scatters more
(C) has less wavelength
(D) scatters less
4. Identify the correct pair of analogous organs among the following
(A) The forelimb of man and the forelimb of a frog
(B) The wing of a butterfly and the wing of a bat
(C) The wing of a bird and the wing of a bat
(D) The forelimb of lizard and the forelimb of a frog
5. Observe the following chemical equations and identify the correct
statement.​

Answer 1

Answer:

1.ampere

2.HCI

3.has high frequency

4.the wing of a bird and the wing of a bat

Answer 2

Answer:

1.c

2.b

3.b

4.b

ok I am sure with this answers