Stimulus and Response

What is the three letter name given to the plant growth hormone that causes tropism?

Reorder the following

• Receptor

• Sensory Neurone

• Coordinator (CNS)

• Motor Neurone

• Effector

Tags

NGSS.MS-LS1-8

Match the following

• Calms the body for "Rest and Digest"

• CNS

• Preparing for "Flight or Fight"

• Parasympathetic

• Spinal Cord

• Effector

• Pacinian Corpusle

• Sympathetic

• Muscle or Gland

• Receptor

Tags

NGSS.MS-LS1-3

Organize these options into the right categories

Groups:

(a) Nervous Response

,

(b) Hormonal Response

• Hormone Messanger

• Impulses

• Shorter Lived

• Glands

• Neurones

• Slower Acting

• Longer Lasting

• Faster

A reflex is ​ (a)   in order to ​ (b)   the organism. Reflexes send impulses from a ​ (c)   along a sensory neurone, then ​ (d)   and finally ​ (e)   to an effector.

• rapid
• protect
• receptor
• a relay neurone
• a motor neurone
• slow
• move
• detector
• a delay neurone

Organize these options into the right categories

Groups:

(a) Tropism in Shoots

,

(b) Tropism in Roots

• IAA stimulates growth

• Shoots grow towards gravity

• Negative Gravitropism

• Positive phototropism

• IAA accumulates on lower side

• Negative Phototropism

• IAA inhibits growth

• IAA accumulates on shaded side

• Shoot grows towards light

• Positive gravitropism

Tags

NGSS.MS-LS1-5

Match the following experiments to their justification

• Shows light is required

• 
• Shows the tip produces IAA

• 
• Shows light is needed on the tip

• 
• Shows IAA diffuses from the tip

• 

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

Organize these options into the right categories

Groups:

(a) Taxes

,

(b) Kinesis

• 
• 
• Undirectional movement

• Directional movement to stimulus

Match the following

• Χ²

• Continuous Data

• Spearman's Rank

• Comparing Means

• t-test

• Categorical Data (Observed Vs Expected)

Select all answers that are significant

• 
• 
• 0.5

• 0.05

• 0.01