The given diagram shows a stage during mitotic division in an animal cell:

1. Identify the stage. Give a reason to support your answer.
2. Draw a neat labelled diagram of the cell as it would appear in
...

Draw a Histogram for the given data, using a graph paper:

Is it possible for a hydrogen (¹₁H) nucleus to emit an alpha particle? Give a reason for your answer.

Give a reason for each of the following: Goa receives heavier rainfall than Puducherry.

Give one geographical reason: Afforestation prevents soil from getting eroded.

Name an area in India in which each of the following processes take place: Sheet erosion

Give two reasons as to why there is a need for safe waste disposal.

Mention one advantage of the use of natural gas over coal or petroleum.

With reference to Littoral forest, Why do the trees in this forest grow aerial roots?

Differentiate between Mineral-based Industry and Agro-based industry giving one example for each

Marine fish when placed in tap water bursts because of:

1. Endosmosis
2. Exosmosis
3. Diffusion
4. Plasmolysis

Write a balanced chemical equation: Producing ethane from bromo ethane using Zn / Cu couple in alcohol.

Briefly explain the following term: Synapse

Use ruler and compass only for answering this question.

Draw a circle of radius 4 cm. Mark the centre as O. Mark a point P outside the circle at a distance of 7 cm from the centre. Construct two...

Metals are good __________ (oxidizing agents / reducing agents) because they are electron __________ (acceptors/ donors).