1 Mark Questions
Question 1 : Given below is the set of four terms in which one is odd and cannot be grouped in the same category to which the other three belong. Identify the odd one in each set and name the category to which the remaining three belong. Cyton, photon, axon, dendron.
Answer : Odd term : Photon.
Category : All others are parts of a neuron.
Question 2 : Name the cell body of a nerve cell.
Answer : Cyton is known as the cell body of a nerve cell.
Question 3 : Given below is the chemical found in human brain, write its special functional activity. Neurotransmitters.
Answer : Neurotransmitters help in conduction of nerve impulse.
Question 4 : Briefly explain the term synapse.
Answer : Synapse is the point of contact between the axon endings of one neuron with the dendrites of the other neuron. The impulse is transmitted from one neuron to the other through the synapse.
Question 5 : Choose the correct answer to the following statements out of the three choices given after each statement.
A point of contact between two neurons is termed
i) synapsis
ii) neuromotor junction
iii) synapse
Answer : Synapse is the point of contact between two neuron.
Question 6 : Name the neurotransmitter stored at the terminal end of the axon.
Answer : Acetylcholine is a neurotransmitter stored at the terminal end of the axon.
Question 7 : Give the technical/biological term for the following
The point of contact between two neurons.
Answer : The point of contact between two neurons is synapse.
Biology Questions and Answers ICSE Class 10 :
Cell Cycle and Cell Division | Genetics | Absorption by Roots| Transpiration | Photosynthesis | Circulatory System | Excretory System | Nervous System | Endocrine System | Reproductive System | Population and Its Control | AIDS to Health and Health Organisation | Pollution