NSO Level 1- Science Olympiad (SOF) Class 10: Questions 143 - 146 of 986

Access detailed explanations (illustrated with images and videos) to 986 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Unlimited Access for Unlimited Time! View Sample Explanation or View Features.

Rs. 450.00 or

How to register?

Question number: 143

» Chemical Reactions and Equation

Edit
MCQ▾

Question

Which of the following is a chemical reaction?

Choices

Choice (4)Response

a.

Shredding paper.

b.

Digestion of food in our body.

c.

Breaking glass.

d.

Mixing sand and water.

Question number: 144

» Mental Ability

Edit

Appeared in Year: 2011

MCQ▾

Question

Namita walks 14 metres towards west, then turns to her right and walks 14 metres and then turns to her left and walks 10 metres. Again turning to her left she walks 14 metres. What is the shortest distance (in metres) between her starting point and the present position?

Choices

Choice (4)Response

a.

10

b.

28

c.

38

d.

24

Question number: 145

» Mental Ability

Edit

Appeared in Year: 2011

MCQ▾

Question

If the animals which can walk are called ‘swimmers’, animals who crawl are called ‘flying’, those living in water are called ‘snakes’ and those which fly in the sky are called ‘hunters’, then what will a lizard be called?

Choices

Choice (4)Response

a.

Swimmers

b.

Snakes

c.

Flying

d.

Hunters

Question number: 146

» Mental Ability

Edit

Appeared in Year: 2011

MCQ▾

Question

On a page of a telephone directory, there are 300 telephone numbers. The frequency distribution of the digits at the unit’s place is given below:

Table shows the frequency distribution

Table shows the frequency distribution

Unit digit

0

1

2

3

4

5

6

7

8

9

Frequency

35

21

28

30

25

14

16

38

38

55

Without looking at the page, a number is chosen at random from the page. What is the probability that the digit at the unit’s place of the number chosen is greater than 3 but less than 9?

Choices

Choice (4)Response

a.

b.

c.

d.

Developed by: