Which research method was introduced by structuralists?
Module 1
| Question | Answer |
|---|---|
| Which research method was introduced by structuralists to identify basic elements of sensory experience? | introspection |
| Which school of psychology was most clearly concerned with the adaptive value of complex mental processes? | functionalism |
| Wilhelm Wundt was both a: | physiologist and philosopher. |
Which early school of thought in psychology employed the method of introspection?
Structuralism
What is a reaction to a stimulus called?
an organism’s reaction to a stimulus. An organism’s reaction to a stimulus is called what? a response.
What is a stimulus response pathway?
The basic pathway for a nerve impulse is described by the stimulus response model. A stimulus is a change in the environment (either external or internal) that is detected by a receptor. Receptors transform environmental stimuli into electrical nerve impulses.
Which of the following is an example of response to stimulus?
Stimulus is a change in our surroundings that make us respond to it. A chick hatching out of an egg is an example of growth. It is not initiated by the change in surroundings. On the other hand, mouthwatering, closing of leaves and shutting of eyes are all examples of response to stimuli.
Which behavior is a response to an external stimulus?
tropism
How do plants respond to external stimulus?
Answer. Plants are known to respond to a number of external stimuli like light, gravity, touch, chemicals, etc. Plants respond to the external factors with the help of receptors and hormones. The receptors help the plants to sense the external stimulus and act accordingly.
What are 3 stimuli that plants respond to?
Plants respond to 3 main stimuli:
- water.
- gravity.
- light.
What are 2 stimuli that roots respond to?
A tropism is a growth toward or away from a stimulus. Common stimuli that influence plant growth include light, gravity, water, and touch.
How do roots respond to gravity What is the mechanism of this response?
In plants, the general response to gravity is well known: their roots respond positively, growing down, into the soil, and their stems respond negatively, growing upward, to reach the sunlight.
What is a plants response to gravity called?
Gravitropism is the ability of plants to perceive and respond to the gravity vector and orient themselves accordingly.
How do Statoliths respond to gravity?
Amyloplasts (also known as statoliths) are specialized plastids that contain starch granules and settle downward in response to gravity. Amyloplasts are found in shoots and in specialized cells of the root cap. When a plant is tilted, the statoliths drop to the new bottom cell wall.
Why do plants grow up against gravity?
The phenomenon of plants growing upwards against gravity is known as Negative Geotropism. The plant shoots grow towards sunlight as they require the sun’s energy to perform photosynthesis. while the plant roots grow away from the sunlight which is known as Positive Geotropism. Hope this helps!
Can plants grow in zero gravity?
In the absence of gravity, plants use other environmental factors, such as light, to orient and guide growth. A bank of light emitting diodes (LEDs) above the plants produces a spectrum of light suited for the plants’ growth.