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Grade 6 Science
Test Description: Science
Instructions: Answer all questions to get your test result.
1) The microscope is:
A
a person.
B
an un useful device.
C
a useful device.
2) Biologists use the microscope to see:
A
Stars
B
Small objects.
C
Elephants.
3) An insect which is 1 cm appears 50 cm under a microscope marked ×5 on the eyepiece and ×X on the objective. The value of X is:
A
250
B
50
C
10
4) A microscope marked ×5 on the eyepiece and ×10 on the objective is used to observe an object, which is 0.5 cm. The length of the insect will be:
A
25 cm.
B
10 cm.
C
5 cm.
5) The microscope:
A
Keeps small objects unchanged.
B
Magnifies small objects
C
Diminishes large objects.
6) These are some parts of the microscope:
A
Knob, eye and Heart.
B
Eye piece, objective and mirror.
C
Base, eye piece and ear piece
7) - A microscope marked ×10 on the eyepiece and ×10 on the objective is used to observe an insect, which is 0.6 cm. The length of the insect will be:
A
6 cm
B
100 cm.
C
60 cm.
8) The magnification power of the microscope is:
A
Magnification power of the objective - Magnification power of the eye piece.
B
Magnification power of the objective + Magnification power of the eye piece.
C
Magnification power of the objective × Magnification power of the eye piece.
9) Cells are:
A
Visible by the naked eye.
B
Invisible by the naked eye.
C
Visible under the telescope.
10) Small insects appear ……………. under the microscope:
A
Larger
B
The same.
C
Smaller
*select an answer for all questions
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