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Biological Sciences
50
Modern Materials
21
Atomic Structure
87
Energy Resources
43
Elements and Substances
76
Plant Photosynthesis and Respiration
52
Space and Solar System
230
General Science for Class 6
1155
General Science for Class 7
2197
General Science for Class 8
0
Basics of Electricity
28
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Reproduction in Plants
The pollen grains of bird pollinated flowers are
lightweight and sticky
lightweight and slippery
huge and sticky
huge and slippery
Author:
rikazzz
Comment
Atoms and Atom Model
The name of physicist who discovered the nucleus of atom was
Democritus
John Dalton
Ernest Rutherford
Vander Waals
Author:
rikazzz
Comment
Respiration and Food Energy
The respiration that involves the presence of oxygen is known as
aerobic respiration
anaerobic respiration
passive respiration
active respiration
Author:
rikazzz
Comment
Human Transport System
The task of ‘platelets’ is to
defend the body against disease
transport oxygen
heal the wounds
refresh the heart
Author:
rikazzz
Comment
Electric Circuits and Currents
A positive terminal and a negative terminal are present in a
cell
battery
circuit
bulb
Author:
rikazzz
Comment
Reproduction in Plants
Above the ovary, there is a narrow stalk which is called
stigma
style
filament
anther
Author:
rikazzz
Comment
Human Transport System
The disease in which deficiency of insulin occurs is known as
diabetes
cholesterol infection
insulation
glaciation
Author:
rikazzz
Comment
Dispersion of Light
Scientist proved that it is possible to
split dispersed lights further
merge lights to form a white light again
emerge lights to form more colors
to combine random lights to form colors
Author:
rikazzz
Comment
Human Transport System
The main blood protein present in it is called
platelet
fibrin
fibrinogen
bacteria
Author:
rikazzz
Comment
Atoms Molecules and Ions
The number of protons in a ‘carbon’ atom is
6
11
12
10
Author:
rikazzz
Comment
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