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7th Science English Mediam New
Aziz
March 17, 2023
6:49 pm
Your name:
Start Test!
1.
The formula to find maximum number of electrons in a given shell is
A.
7n2
B.
3n2
C.
None of them
D.
2n2
2.
How many types of aquatic habitats
A.
Four
B.
Two
C.
Three
D.
None of them
3.
Voltmeter is used for measurement of............
A.
Length
B.
None of them
C.
Mass
D.
Voltage
4.
Loss of water from surface of leaves of plants is called
A.
Translocation
B.
None of them
C.
Transpiration
D.
Both of them
5.
Convection occurs only in.
A.
Liquids and Gasses
B.
Solids and Gasses
C.
None of them
D.
Liquids and solids
6.
How many important modes are for transmission of heat?
A.
Two
B.
None of them
C.
Six
D.
Three
7.
The distance covered by a wave in one second is called
A.
None of them
B.
Acceleration
C.
Speed
D.
Frequency
8.
The formation of ghee from vegetable oil is an example of.............
A.
Physical Change
B.
None of them
C.
Gaseous change
D.
Chemical change
9.
Unit of electric current is.............
A.
Volt
B.
Ampere
C.
None of them
D.
Kelvin
10.
Rate of flow of charge is called
A.
None of them
B.
Sound
C.
Energy
D.
Electric Current
11.
The living place of any organism is called
A.
Habitat
B.
Ecosystem
C.
None of them
D.
Environment
12.
Molecules which form polymers are called.........
A.
Elements
B.
Compound
C.
Monomers
D.
None of them
13.
The distance between two adjacent crests or troughs is called.........
A.
Transverse wave
B.
Wavelength
C.
Propagation of wave
D.
None of them
14.
............... are reproductive organs of plants.
A.
None of them
B.
Leaves
C.
Seeds
D.
Flowers
15.
The organ which controls the entrance of food and air in the relevant tubes is called.................
A.
None of them
B.
Oesophagus
C.
Throat
D.
Epiglottis
16.
According to ............. Law Resistance is calculated by dividing voltage by current
A.
Hook's law
B.
Ohm's Law
C.
None of them
D.
Newton's law
17.
Mass number is denoted by..........
A.
None of them
B.
'A'
C.
'z'
D.
'n'
18.
Food becomes fine and soft by addition of..............
A.
Saliva
B.
Salt
C.
None of them
D.
Blood
19.
What is present in gastric juice?
A.
None of them
B.
Acetic Acid
C.
Proteins
D.
Hydrochloric Acid
20.
Our sun is.............. sized star
A.
Large
B.
Small
C.
Medium
D.
None of them
21.
Bile is released by
A.
Liver
B.
Pancreas
C.
Pharynx
D.
None of them
22.
The ray of light which strikes the surface of other medium for its entry is called
A.
None of them
B.
Refraction of light
C.
Refracted ray
D.
Incident Ray
23.
The increase in blood pressure is due to narrowing of..............
A.
Veins
B.
Arteries
C.
None of them
D.
Capillaries
24.
A material which emits heat
A.
Polymers
B.
Both of them
C.
Radiators
D.
None of them
25.
................ Pushes the swallowed food intake into stomach
A.
Oral cavity
B.
Oesophagus
C.
None of them
D.
Liver
26.
The whorl of sepals is called..........
A.
Stigma
B.
Calyx
C.
Anther
D.
None of them
27.
The largest artery is named as
A.
Alveoli
B.
Vain
C.
None of them
D.
Aorta
28.
The shrillness graveness of a sound is called.
A.
Radiator
B.
None of them
C.
Pitch
D.
Crust
29.
The transfer of heat from a hot body to cold body without heating is called
A.
Conduction
B.
Evaporation
C.
Radiation
D.
None of them
30.
The number of protons present in the nucleus of one atom of any element is called its
A.
Both of them
B.
Atomic number
C.
None of them
D.
Mass number
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