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SECTION - A
1. Write the name of the shelters made by Eskimos.
2. Houses in hot/ cold/ rainy areas have thick walls and flat roofs.
3. Molecules/ Atoms/ Elements are the building blocks of matter.
4. What are the three states of matter?
5. An inclined plane is a
which makes work easier.
6. We are able to walk because of
force.
7. Give two examples of third-class lever.
8. Those who study earthquakes are called
9. Drought is caused by moisture in the air. (T/F)
10. What is lava?
11. Complete the series:
Rice : Clayey soil :: : black soil
12. Give an example of plant where the new plants can grow from t|
13. What do we need to make a hut?
14. Give two examples of dicot seeds.
Answers
Answer:
1.Egglo
2.hot
3.Molecules
4.solid,liquid and gas
5.A Ramp
6.gravitational force
7.tweezers,baseball
8.Seismologists
9.False
10.hot molten or semi-fluid rock erupted from a volcano or fissure, or solid rock resulting from cooling of this.
11.red soil
12.Plants that reproduce from asexual vegetative reproduction
Other plants send out underground stems called rhizomes, which form new plants at a distance from the parent. Tubers (for example, potatoes) and bulbs (for example, onions) are also special underground structures that can grow into new plants.Feb 2, 2014
13.A hut is a primitive dwelling, which may be constructed of various local materials. Huts are a type of vernacular architecture because they are built of readily available materials such as wood, snow, ice, stone, grass, palm leaves, branches, hides, fabric, or mud using techniques passed down through the generations.
14.Peas, almonds
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