BIO191 TMA Questions and Answers

Q1 The male Agama agama is easily distinguished with its

Blue head

Yellow head

Red head

Black head

Q2 The African toad protects itself when handled by the production of which fluid...............

Watery

Caustic

Milky

Mucoid

Q3 In the African toad, the snout of the head is -------------------

Flattened

Rectangular

Rounded

Diagonal

Q4 In T.zilli the anal fin located-------------

Antiniorlly

Ventrally

Posteriorally

Dorsally

Q5 When viewed from the side, the head of T.zilli is what shape?

Rectangular

Triangular

Circular

Oblong

Q6 Tilapia zilli belongs to the Order

Lamniformes

Salienta

Perciformes

Squamata

Q7 _________constitute the largest number of living vertebrates

The dog fish

The bony fish

The reptilian

The aves

Q8 The essence of dissecting an animal or insect is

To kill the animal or insect

To open up the animal or insect

To display the internal organs/system

To remove the parts needed

Q9 To maximize the light gathering ability of the microscope lens, you add______between the object and the

coverglass

Alcohol

Water

Immersion oil

Submersion oil

Q10 Which of the following statements is incorrect about a microscope?

It is kept in a damp place

parts can be removed and replaced

Carry it carefully

It magnifies objects

Q11 Animals for dissection are held down on a board or tray with

Sellotape

Aradite gum

Pins

Super glue

Q12 You open up a rat with

A seeker

A forcept

Scissors

A knife

Q13 Wearing of a lab coat is

Fanciful

Unnecessary

Unprofessional

Professional

Q14 What is a lab coat?

A coat like a raincoat worn in the lab

A coat made of woolen material worn in the lab

A coat made of white material worn in the lab

A coat made of rayon material worn in the lab

Q15 Why is wearing of short in the lab not advisable?

To encourage sluggishness in the lab

To prevent immorality

To avoid injury

To avoid contamination

Q16 Talking in the lab might

Release saliva to alter experiments

Contaminate microbial experiment

Catalise some reactions

All of the above

Q17 If you eat in the lab, you are likely to

Injure yourself and alter your results

Injure yourself and improve your results

Not injure yourself nor alter your results

Not injure yourself but alter your results

Q18 You avoid making noise in the lab because

You do not want to infect others

Chemicals can enter you mouth while talking

you will disturb others

You might loose your teeth to organisms and chemicals

Q19 You do not smoke in the lab in order to avoid

Contamination

Ashes being dropped on tables

Smoke

Fire

Q20 You keep the lab clean in order to

Make it clean

Help the cleaner

Avoid contamination

Observe sanitation