GL Practice
Authored by Aditi Rana
Science
8th - 9th Grade
Used 71+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which specialized plant cell contains a large number of chloroplasts that carry out photosynthesis?
Leaf
Root hair cell
Palisade Cell
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is photosynthesis?
a chemical reaction in plants and algae that produces glucose and oxygen
a chemical reaction in plants and algae that uses glucose and oxygen
a chemical reaction in animals that produces glucose and oxygen
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which is longer: a gene or a chromosome?
Gene
Chromosome
4.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Which two of the following chemical processes are used to extract metals from their ores?
carbon reduction
thermal decomposition
electrolysis
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Aluminum is higher up the reactivity series than tin, because . .
Aluminum is more reactive than tin.
Tin is more reactive than aluminum.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What number goes before water (H2O) to balance the equation shown?
3
1
2
4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Electrical resistance is . . .
the amount of energy transferred per unit of charge.
the rate of flow of electric charge.
a material's opposition to the flow of charge.
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