O Level

Biology MCQ Questions

O Level Biology MCQs - Chapter

Homeostasis in Biology Quiz Questions and Answers p. 3

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Homeostasis in Biology Questions and Answers

1.

Internal environment of an animal refers to the

tissue fluids
blood
body fluids
all of above

2.

Hypothalamus functions as a

negative feedback organ
self-corrective mechanism
detector
stimuli

3.

After receptors sense stimulus produce a

negative feedback
self imposed sweating
self-corrective mechanism
postitive feedback

4.

Homoeothermic refers to all but most

mammals
nursing females
hairy males
invertebrates

5.

Of the 100 cm³ urine, approx. nitrogenous wastes make up to

1.8 g
2.2 g
2.0 g
0.2 g