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WorksheetsScience Quiz!
Total questions: 15
Worksheet time: 5mins
Which of the following cells is living?
Wood parenchyma
Wood Fibres
Sieve Tubes
Companion cells
Which of the following is perforated?
Companion cells
Phloem Parenchyma
Wood fibres
Sieve tubes
STATE TRUE OR FALSE
Conduction in Phloem requires expenditure of energy
True
False
In which form of sugar does food gets transported in the plant?
Maltose
Glucose
Sucrose
Fructose
Which of the following is a major constituent of proteins?
Phosphorus
Nitrogen
Zinc
Iron
A atom or group of atoms having a resultant charge
Molecules
Atoms
Ions
Diatomic molecules
Sublimation of Ammonium Chloride: Is it a physical or chemical change?
Physical change
Chemical change
Both
None
Which is another word for condensation?
Solidification
Liquefaction
Freezing
Evaporation
Changes which produce useful results-
Undesirable changes
Fast Changes
Irreversible Changes
Desirable Changes
Which of the following has electronic configuaration- 2, 8. 8
Potassium
Argon
Nitrogen
Sodium
I H.P= ______W
764
746
800
302
Work= _____x_____
Time x Distance
Force x Distance
Power x distance
All of the above
What is the melting point of Naphthalene?
80oC
55oC
1084oC
30oC
When a boy doubles his speed, his kinetic energy becomes-
Double
Half
four times
no change
S.I Unit of work is
Newton
Joule
Metre
Watt
