# CTET Paper-II Mathematics: Questions 429 - 430 of 441

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## Question number: 429

» Pedagogical Issues » Language of Mathematics

Appeared in Year: 2014

### Question

Under the topic, “Use of exponents to express small numbers in standard form”, the following facts are stated:

- The speed of light is 300000000
- The height of the Mount Everest is 8848 m.
- The diameter of a wire on a computer chip is 0.000003 m.
- The size of a plant cell is 0.00001275 m.

The above examples are used to express each stated number in standard form. Use of such examples (Sep)

### Choices

Choice (4) | Response | |
---|---|---|

a. | Helps the teacher to identify the bright students | |

b. | Shows the accuracy aspect of numbers | |

c. | Reflects the inter-disciplinary approach | |

d. | Is made in class to grab the attention of students more interested in science |

## Question number: 430

» Pedagogical Issues » Developmental Theories

Appeared in Year: 2014

### Question

According to Jean Piaget’s theory (Sep)

### Choices

Choice (4) | Response | |
---|---|---|

a. | Introduction of pair of linear equation and techniques of solving it are assimilation and connecting it to basics of linear equation is accommodation | |

b. | Exposure to linear equation, techniques of solving it and pair of linear equations are assimilation | |

c. | Learning the concept of linear equation, pair of linear equations and quadratic equations is problem of accommodation | |

d. | Introduction of linear equation and learning techniques of solving it are assimilation and extending the concept to pair of linear equations may raise problem of accommodation |