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WorksheetsBio-Chem Pre-mid - Grade 9
Total questions: 14
Worksheet time: 1hrs 20mins
Protein Factory of cell
Nucleus
Ribosome
Mitochondria
ER
Powerhouse of cell
Golgi Bodies
Ribosome
Vacoule
Mitochondria
Group of dividing tissues are called
Permanent tissues
meristematic tissues
Vascular tissues
A sample contains two substances and has uniform properties. The sample is ________?
A compound.
A heterogeneous mixture.
An element.
A homogeneous mixture.
Brass is an example of?
Homogeneous compound.
Homogeneous mixture.
Heterogeneous mixture.
Heterogeneous compound.
A mixture of sulphur and carbon disulphide is
(a) heterogeneous and shows Tyndall effect
(b) homogeneous and shows Tyndall effect
(c) heterogeneous and does not show Tyndall effect
(d) homogeneous and does not show Tyndall effect
What is the name of the metal which exists in liquid state at room temperature?
(a) Sodium
(b) Potassium
(c) Mercury
(d) Bromine
Write a note on Golgi apparatus and the functions it performs. (Draw diagram and label the parts separately in a paper & take a photo and send by whatsapp)
Name the technique to separate
(i) butter from curd,
(ii) salt from sea-water,
(iii) camphor from salt.
What is Lysosome? Mention its functions
Explain the following giving examples.
(a) Saturated solution
(b) Pure substance
(c) Colloid
(d) suspension
