SST Past Paper SPSC Science Category 2024 – Morning/Evening

What is the synonym of UNSULLIED?

1. Spoiled
2. Ill-natured
3. Not spoiled
4. Stained

they spent the evening ….. through forty years of accumulated junk?

1. sulking
2. shifting
3. screening
4. None of these

Select the pair which has the same relationship Grain:Salt

1. Chip:glass
2. Shred: wood
3. blades:grass
4. None

Which protocol provides E-mail facility among different hosts ?

1. TELNET
2. SNMP
3. SMTP
4. None of these

Over-damping results in?

1. Slower return to equilibrium
2. Faster return to equilibrium
3. Equilibrium is never achieved
4. Unrhythmic to equilibrium

In a sample of a substance, at any given temperature the energy of all particles will?

1. Not be same
2. Be same
3. Equal
4. Constant

The compound which is added to leaded gasoline to save engine from lead oxide and lead sulphate deposits?

1. Ethylene iodide
2. Ethylene bromide
3. Ethylene chloride
4. Ethylene fluoride

Isotopes differs in

1. Arrangement of electrons in orbitals
2. Position in the periodic table
3. Properties depend upon mass
4. Chemical properties

Equal masses of methane and oxygen are mixed in empty container at 250-degree C. The fraction of sotal pressure exerted by oxygen will be?

1. One/seventeen
2. Sixteen/seventeen
3. One/three
4. Two/three