Sound — Science STD 8 — Question

Give the organisation of a multicellular organism.

Explain why, a speedboat has a streamlined shape.

What are the differences between a Wildlife Sanctuary and a National Park?

There is a flu outbreak in your school. Several classmates are absent, while some are still coming to school coughing and sneezing.
1. What immediate actions should the school take to prevent further spread?
2. If your classmate, who shares the bench with you, starts showing symptoms of the flu, how can you respond in a considerate way without being rude or hurtful?
3. How can you protect yourself and others from getting infected in this situation?

How does deforestation cause soil erosion?

How does your body respond to an infection such as the common cold?

What is meant by a non-luminous object? Name two non-luminous objects.

State three difference between a plant cell and animal cell?

State three difference between a plant cell and animal cell?