Question

An example of a properly functioning homeostatic control system is seen when.....

a) the blood level of glucose is abnormally high regardless of whether a meal has been consumed

b) a blood cell shrinks when placed in a solution of salt and water.

c) thirst increase in response to a decrease in blood volume.

Which of the following synthesizes and secretes a diverse set of hormones, each regulated directly by one or more hormones from the hypothalamus?

a) posterior pituitary gland

b) pineal gland

c) adrenal medulla

Why is community diversity higher in communities with moderate levels of disturbance?

1) ess-competitive species develop higher fitness strategies versus dominant species.

2) the resulting consistent habitat supports climax conditions, which in turn supports diversity.

3) the environmental conditions become favorable.

4) Habitats are opened up for less competitive species following disturbance events.

The growing season would generally be shortest in which of the following biomes?

1) temperate grassland

2) tropical forest

3) arctic tundra

4) desert

Answer 1