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WorksheetsSTEM 2021 upper form general science
Total questions: 23
Worksheet time: 17mins
a theory

1. The diagram shows a compound microscope. Four parts of the microscope are labeled A, B, C, and D.Which part of the microscope is used to increase the magnification of the image of the object on the slide?
A
B
C
D
24. The diagram shows a rock being placed in a graduated cylinder containing water. What is the volume of the rock? (Note: 1 mL = 1 cm3)
5
8
10
12
Which blood vessel carries deoxygenated blood?
Artery
Vein
Capillary
None of the above
All of the following animals are reptiles, EXCEPT
What organ in your body absorbs the majority of nutrients from your food?
Small Intestine
Large Intestine
Stomach
Mouth
Which organ is in control of all other organs?
Lungs
Brain
Stomach
Heart
Transpiration is a process in plants that is responsible for -
Making food
Making water
Losing water
Losing food
The amount of moisture in air is its -
Density
Temperature
Humidity
Pressure
Name of the world largest flower is.?
Lotus
Rose
Dahelia
Rafflisia
Which of the following is used in pencils?
Graphite
Silicon
Charcoal
Phosphorous
Chemical formula for water is ?
NaAlO2
H2O
Al2O3
CaSiO3
DNA is the shortened form of the term ‘Deoxyribonucleic acid’?
True
Flase
What kind of organism comes last in every food chain?
Omnivores
Carnivores
Decomposers
Producers
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