# NSO Level 2- Science Olympiad (SOF) Class 6: Questions 71 - 72 of 100

Access detailed explanations (illustrated with images and videos) to 100 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. 150.00 or

How to register?

## Question number: 71

Edit

Appeared in Year: 2013

MCQ▾

### Question

Fill in the blanks of the given paragraph by choosing the correct option.

To fix the wooden handle into the ring of iron blade in tools, the ring is _i_, which causes its _ii_. After fitting the handle easily into the ring, the ring _iii_ on _iv_ and fits tightly into the handle.

### Choices

Choice (4)Response

a.

i- Cooled, ii- Expansion, iii-Contracts, iv-Heating

b.

i- Cooled, ii- Contraction, iii- Expands, iv- Cooling

c.

i-Heated, ii-Contraction, iii- Expands, iv-Heating

d.

i- Heated, ii- Expansion, iii- Contracts, iv- Cooling

## Question number: 72

Edit

Appeared in Year: 2013

MCQ▾

### Question

Which of the following steps is/are incorrect while constructing an angle of ?

Step 1: Draw any line MN and take a point C on line.

Step 2: Place the pointer of the compass at C and draw an arc of convenient radius which

Cuts the line at A.

Step 3: Without disturbing the radius on the compass draw an arc with A as centre which

Cuts the first arc at B.

Step 4: Again, without disturbing the radius on the compass and with M as centre, draw an

Arc with O, which cuts the first arc at C.

Step 5: Join OA. ∠OAN is the required angle of measure 120°.

### Choices

Choice (4)Response

a.

Only step 2

b.

Step 4 and Step 5

c.

Only step 1

d.

Only step 5

Developed by: