
GRADE 7 LEVEL: DIFFICULT ROUND (5 POINTS EACH)
Quiz by Macris Sagpang
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- Q1
1. What are the two classifications of matter?
Element and mixture
Element and compound
Atom and molecule
substance and mixture
60s - Q2
2. What do you call a solution in which the amount of solute is greater than the solute‘s solubility at a given volume and temperature?
Unsaturated solution
Saturated solution
Supersaturated solution
Suspension
60s - Q3
3. How do vacuoles work?
It breaks down the food and releases energy for the cell.
It transports nutrients and other materials around the cell.
It stores food, enzymes, and other materials needed by the cell.
It carries materials in and out of the cell.
60s - Q4
4. How does a plant's nucleus function?
It contains protoplasm where organelles are embedded.
It is involved in the photosynthetic process.
It is the control center of the cell and contains the cell’s DNA.
It gives additional support for the outer layer of the cell.
60s - Q5
5. Animals and plants coexist in a natural occurrence cycle in nature. During this process, animal releases CO2 to the atmosphere and is being utilized by the plants as a requirement for photosynthesis. What by-product of photosynthesis is being utilized by animals as a counterpart to this cycle?
Carbohydrates
Water
Oxygen
Sugar
60s