EASY
10th ICSE
IMPORTANT
Earn 100

Draw the structure of a DNA molecule.

Important Questions on Self Practice Model Test Paper- 9

EASY
10th ICSE
IMPORTANT

The following diagram shows the internal structure of the spinal cord, depicting a simple reflex. Study the same and then answer the questions that follow:

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Label the parts 1 to 5.

MEDIUM
10th ICSE
IMPORTANT

The following diagram shows the internal structure of the spinal cord, depicting a simple reflex. Study the same and then answer the questions that follow:

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Using arrows in the diagram indicate the direction in which an impulse enters and leaves the spinal cord.

EASY
10th ICSE
IMPORTANT

The following diagram shows the internal structure of the spinal cord, depicting a simple reflex. Study the same and then answer the questions that follow:

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What is a synapse?

EASY
10th ICSE
IMPORTANT

The following diagram shows the internal structure of the spinal cord, depicting a simple reflex. Study the same and then answer the questions that follow:

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What is meant by simple reflex ? Give 2 examples of a simple reflex.

MEDIUM
10th ICSE
IMPORTANT
How does the arrangement of nerve cells in the spinal cord differ from that in the brain?
MEDIUM
10th ICSE
IMPORTANT

Define the following term : 

Genetics.

MEDIUM
10th ICSE
IMPORTANT

Define the following term : 

Photosynthesis.