Question

Q.3B) True or False
1) 29th April is World Soil Day.
2) Mass is a vector quantity and weight is a scalar quantity.
3) Sea water is a bad conductor of electricity.
4) Bauxite is a fossil fuel.
5) Pancreas is the largest gland in the human body.​

Answer 1

Answer:

1. False

2. Flse

3. True

4. False

5. False

Answer 2

QUESTION:-

State True or False:-

ANSWER WITH EXPLANATION:-

1) 29th April is World Soil Day.

• False
• Because 5 December is World Soil Day which is held annually to focus awareness on the significance of healthy soil and to support the endurable association of soil resources.

2) Mass is a vector quantity and weight is a scalar quantity.

• False
• Because Mass is a scalar quantity and weight is a vector quantity.
• Mass is a scalar quantity because it has only magnitude and direction.
• Weight is a vector quantity because it is a force and it has both magnitudes as well as directions.

3) Sea water is a bad conductor of electricity.

• False
• Because seawater can be used as a solution for electrolytes, the cations and anions move to the opposite electrode for conducting electricity. Seawater is a good conductor of electricity.

4) Bauxite is a fossil fuel.

• False
• Because Bauxite is not extracted from the earth and is not formed by the decomposition of fossil and therefore cannot be called fossil fuels.

5) Pancreas is the largest gland in the human body.

• False
• Because Liver is the largest gland in the human body and Pancreas is the second largest gland in the human body.

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