Font size
WorksheetsGrade 7
Total questions: 15
Worksheet time: 5mins
All of the given may affect the solubility of a solution except one.
Temperature
Pressure
Polarity
Viscosity
Jenny dissolved powdered coffee in hot water, what is the solute?
(a)
What do you call the control center of the cell?
lysosomes
mitochondria
nucleus
ribosomes
What do you call the powerhouse of the cell?
endoplasmic reticulum
vacuole
cell membrane
mitochondria
What do you call this part of microscope?
ocular lenses
eyepiece
base
coarse adjustment knob
It is the basic unit of structure and function of all living things.
(a)
Tissue
Organ
Population
Organ system
Tissue
Organ
Population
Organ System
What do you call the group of organisms of the same species occupying a given area?
Population
Community
Ecosystem
Biome
Check all the parts that can be seen in an Animal Cell.
Nucleus
Cell Membrane
Mitochondria
Plastids
This is the highest level in the biological organization
(a)
102.8 grams of table sugar in 100 grams of water at 20 °C
saturated
unsaturated
supersaturated
20 grams of baking soda in a 80 grams of water at 20°C
saturated
unsaturated
supersaturated
Mark all the examples of solute
Jello powder
Powdered Juice
Coffee
Water
He discovered that cells are like tiny compartments.
(a)
