Humming Bird - HSO PDF Sample Papers for Class 7

Class 7 sample paper & practice questions for Humming Bird Science Olympiad (HSO) level 1 are given below. Syllabus for level 1 is also mentioned for these exams. You can refer these sample paper & quiz for preparing for the exam.


Sample Questions from Olympiad Success:

Q.1 Q.2 Q.3 Q.4 Q.5 Q.6 Q.7 Q.8 Q.9 Q.10

Q.1

The wire which melts and breaks the circuit when large current is allowed to flow through it is called _______.

a)

Fuse wire

b)

Electric wire

c)

Filament

d)

Connecting wire

Q.2

By which mode of transmission of heat does air get heated up?

a)

Conduction

b)

Convection

c)

Radiation

d)

Diffusion

Q.3

Acetic acid is found in

a)

citrus acid

b)

vinegar

c)

curd

d)

spinach

Q.4

The effect of the sting of an ant can be neutralized by rubbing with ________.

a)

Sodium Carbonate

b)

Calcium chloride

c)

Calcium carbonate

d)

Sodium hydrogen carbonate

Q.5

A carnivore with stripes on its body moves very fast while catching its prey. It is likely to be found in:

a)

Polar regions

b)

Oceans

c)

Deserts

d)

tropical rainforests

Q.6

Which of the following is a strong acid?

a)

Acetic acid

b)

Lactic acid

c)

Citric acid

d)

Nitric acid

Q.7

The pointed teeth in the buccal cavity are called ________.

a)

canines

b)

incisors

c)

premolar

d)

molars

Q.8

Find the odd one out: (Mirror Image)

a)

R

b)

A

c)

H

d)

I

Q.9

Which among the following elements is necessary for photosynthesis?

a)

Calcium

b)

Iron

c)

Cobalt

d)

Magnesium

Q.10

Turning milk in to curd is a-

a)

physical change

b)

physical property

c)

chemical property

d)

chemical change

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Answers to Sample Questions from Olympiad Success:

Q.1aQ.2bQ.3bQ.4dQ.5dQ.6dQ.7aQ.8aQ.9dQ.10d

Answers to Sample Questions from Olympiad Success:

Q.1 : a | Q.2 : b | Q.3 : b | Q.4 : d | Q.5 : d | Q.6 : d | Q.7 : a | Q.8 : a | Q.9 : d | Q.10 : d

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