# CTET (Central Teacher Eligibility Test) Paper-II Mathematics: Questions 429 - 430 of 441

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## Question number: 429

Appeared in Year: 2014

MCQ▾

### Question

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

1. The speed of light is 300000000
2. The height of the Mount Everest is 8848 m.
3. The diameter of a wire on a computer chip is 0.000003 m.
4. 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

Appeared in Year: 2014

MCQ▾

### 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

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