Homeostasis & Excretion

Homeostasis & Excretion

4th Grade

12 Qs

quiz-placeholder

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Homeostasis & Excretion

Homeostasis & Excretion

Assessment

Quiz

Biology

4th Grade

Medium

Created by

Mr Boyle

Used 67+ times

FREE Resource

12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Homeostasis is...

the maintenance of a constant internal environment.

the process by which metabolic waste and other substances are removed from the body.

The process by which living organisms take in materials necessary for growth and energy.

The chemical reactions that take place inside cells and release energy from the breakdown of nutrients.

2.

REORDER QUESTION

1 min • 2 pts

Media Image

A man is lost in the desert. Reorder the following processes to describe the changes to his body.

Increase in body temperature

Normal body temperature

Decrease in body temperature

Thermoreceptors in the hypothalamus and skin detect change

Vasodilation

3.

DROPDOWN QUESTION

1 min • 2 pts

​ (a)   in the ​ (b)   and ​ (c)   detect changes in temperature in the body.

thermoreceptors
hypothalamus
skin
chemoreceptors
nerve axions
liver
pituitary
thyroid
pancreas
heart

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Select all of the changes which occur when a person has an increase in body temperature.

Increased sweating

Vasodilation

Vasoconstriction

Hairs lie flat against skin

Skin hairs erect

5.

LABELLING QUESTION

1 min • 5 pts

Label this diagram to show the processes involved in vasodilation.

e
f
g
h
Vessels constrict, lower blood flow
Sweat glands excrete sweat
Hair erector muscles contract
Hair erector muscles relax
Vessels dilate, increase blood flow
Sweat glands stop working
Heat loss by convection
Heat loss by radiation

6.

LABELLING QUESTION

1 min • 5 pts

Label this diagram to show the processes involved in vasoconstriction.

h
d
b
a
Trapped air is a great insulator
Heat loss by convection
Hair erector muscles relax
Heat loss by radiation
Hair erector muscles contract
Sweat glands excrete sweat
Hairs stand upright trapping air
Vessels constrict, lower blood flow
Vessels dilate, increase blood flow

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these functions is not a major function of the kidneys?

Filtration

Selective reabsorption

Osmoregulation

Excretion

Respiration

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