QUESTION AND ANSWER TO BIO191 GENERAL PRACTICAL BIOLOGY

1.  you keep the label clean in other to?

answer

avoid contamination

2. you do not smoke in the lab in order to avoid?

answer

fire

3. you avoid making noise in the lab because?

answer

you will disturb others

4. if you eat in the lab, you will likely to?

answer

injure yourself and alter your result

5. talking in the lab might?

answer

contaminate microbial experiment

6. why wearing of short in the lab not advisable?

answer

to avoid injury

7. what is a lab coat?

answer

a coat made of white material worn in the lab

8. wearing of lab coat is?

answers

professional

9. you open up a rat with?

answer

a forcept

10. animal for dissection are held down on a board or tray with?

answer

pins

11. which of the following statement is incorrect about a microscope?

answer

it is kept in a damp place

12. to maximize the light gathering ability of the microscope lens, you add…… between the object and the coverglass?

answer

immersion oil

13. the essence of dissecting an animal or insect is?

answer

to display the internal organs/system

14. _____ constitute the largest number of living vertebrate?

answer

Aves

15. tilapia zilli belong to orders?

answers

perciformes

16. when viewed from the side, the head of T.zilli is what shape?

answer

oblong

17. in T.zilli the anal fin located_____?

answer

posteriorirally

18. in the African toad, the ssnout of the head is ?

answer

diagonal

19. the african to protect itself when handled by the production of which gland____?

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answer

Milky

20. the male agama is easly distinguished with its?

answers

red head

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