Question Text
Question 3 :
Which of the following statements about transmission of nerve impulse is incorrect?
Question 6 :
Complete the following statment : Directional growth movement of a plant due to external stimulus is called as _____________ .
Question 7 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19cc8273b230584979b42.PNG' />
In the above image, label the part (b)
Question 18 :
Which signals will get disrupted in case of spinal cord injury?
Question 26 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19cd6273b230584979b51.PNG' />
In the above image, label the part (d)
Question 30 :
Which element is involved in change in shape of plants as a response ?
Question 35 :
Which is the correct sequence of the components of a reflex arc?
Question 38 :
Sudden action in response to something in the environment is called reflex action. Is the statement true ?
Question 42 :
Reflex arc is a path of electrical impulse during a reflex action. Is the statement true ?
Question 43 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19cd3273b230584979b4e.PNG' />
In the above image, label the part (a)
Question 45 :
Which part of the brain comes into action while picking up a pencil?
Question 47 :
The substance that triggers the fall of mature leaves and fruits from plants is due to :
Question 49 :
Name the hormone responsible for stimulating pituitary gland to release hormones.