Which of the Following Is a Net Sugar Source for a Deciduous

question 60

Multiple Choice

Which of the following is a net sugar source for a deciduous angiosperm tree?

• A) new leaves in early spring
• B) fruits in summer
• C) roots in early spring
• D) roots in early autumn

---

Definitions:

Sensory Receptor

A specialized cell or group of nerve endings that responds to sensory stimuli such as light, sound, or touch.

Muscle Spindle

Muscle spindles are sensory receptors within the belly of a muscle that primarily detect changes in the length of the muscle, thereby helping to regulate muscle contraction.

Action Potentials

Rapid rises and falls in the membrane potential of a cell, fundamental in the conduction of electrical impulses along nerves and muscle fibers.

Sensory Neurons

Neurons that transmit signals from sensory receptors towards the central nervous system, carrying information about external or internal conditions.