Biology

Question 1

1Magnification is calculated as

Easy

A. image size ÷ actual size B. image + actual C. actual size ÷ image size D. image × actual

Question 2

2A drawing of a cell is 50 mm long. The actual cell is 0.05 mm. Magnification is

Medium

A. ×100 B. ×10 C. ×1000 D. ×10 000

Question 3

3A bar chart is best for

Easy

A. proportions B. discontinuous data C. continuous data D. time series only

Question 4

4High power objective should be focused with the coarse adjustment.

Easy

A. True B. False

Question 5

5A specimen is mounted under a

Easy

A. beaker B. cover slip C. petri dish D. test tube

Question 6

6Repeat experiments to improve reliability.

Easy

A. True B. False

Question 7

7Which apparatus measures volume accurately?

Easy

A. beaker B. conical flask C. measuring cylinder D. test tube

Question 8

8The part of the microscope that holds the specimen is the

Easy

A. diaphragm B. stage C. condenser D. eyepiece

Question 9

9The piece of glass placed over a specimen is a ___.

Easy

Your answer (fill in the blank)

Question 10

10The diaphragm controls

Easy

A. focus B. stage movement C. light amount D. magnification