Neco Model Questions Vol1 2017 Biology Question 1

Practice practical question 1 from the 2017 Neco Model Questions Vol1 Biology examination. This question covers Cell Structure .

Neco Model Questions Vol1 2017 Biology Practical

Topic: Cell Structure

Question 1 NECO_MODEL_QUESTIONS_VOL1 • 2017 • BIOLOGY • practical

A prepared slide of an onion epidermal peel is examined under a light microscope. The ocular micrometer is calibrated at 0.01 mm per division. The lengths of five successive cells measured in divisions are: 45, 48, 44, 47 and 46.

Question Parts

( a )

Calculate the average length of the cells in millimetres.

( b )

Identify any three cell organelles that can be seen in the preparation and state one function of each.

( c )

Suggest one precaution that should be observed to avoid distortion of cell size during measurement.

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This is Neco Model Questions Vol1 2017 Biology Question 1. It is one of the practical questions from the 2017 Neco Model Questions Vol1 Biology examination.

The question covers Cell Structure .

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