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Science Treasure

Total questions: 50

Worksheet time: 33mins

Name
Class
Date
1.

A human female reaches menopause around the age of:

एक मादा में रजोनिवृत्ति किस आयु में होता है ?

a)

70 years

70 वर्ष

b)

50 years

50 वर्ष

c)

25 years

25 वर्ष

d)

15 years

15 वर्ष

2.

The growing embryo (foetus) obtains nutrition from mother's body from:

एक विकसित होता भ्रूण वह कहा से अपना पोषण लेता है ?

a)

Amnion

भ्रूणावरण

b)

Amniotic fluid

भ्रूण अवरण द्रव

c)

Heart

हृदय

d)

Placenta

नाल

3.

Milky water of tender coconut is:

कच्चा नारियल में मिल्की वाटर क्या है ?

a)

Liquid gametes

तरल युग्मक

b)

Liquid nucellus

तरल केन्द्रक

c)

Liquid female gametophyte

मादा युग्मकोद्भिद्

d)

Liquid endosperm

भ्रूणपोष

4.

Which one is a true fish?

इनमे से कौन सी वास्तविक मछलियाँ है ?

a)

Jellyfish

जेलीफिश

b)

Starfish

स्टारफिश

c)

Dogfish

डॉगफिश

d)

Silverfish

सिल्वरफिश

5.

Elephantiasis is caused by

फ़ीलपाँव किसके वजह से होता है

a)

Wuchereria

वुचेरेरिया

b)

Pinworm

पिनवर्म

c)

Planarians

ग्रहीय

d)

Liver flukes

जिगर अस्थायी

6.

Which among the following have scales?

इनमे से किनके शरीर पे स्केल पाया जाता है ?

(i) Amphibians

उभयचर

(ii) Pisces

मीन

(iii) Reptiles

सरीसृप जानवर

(iv) Mammals

स्तनपायी

a)

(i) and (iii)

b)

(iii) and (iv)

c)

(ii) and (iii)

d)

(i) and (ii)

7.

Two chambered heart occurs in

दो कक्षीय हृदय किसमे होता है ?

a)

crocodiles

मगरमच्छ

b)

fish

मछली

c)

aves

पक्षी

d)

amphibians

उभयचर

8.

The ‘Origin of Species’ is written by

प्रजाति की उत्पत्ति यह पुस्तक किसने लिखी ?

a)

Linnaeus

लिनिअस

b)

Darwin

डार्विन

c)

Haeckel

हेकेल

d)

Whittaker

व्हिटटेकर

9.

How does Ebola spread from human to human?

कैसे इबोला वायरस मनुष्य से मनुष्य में फैलता है ?

a)

Spreads through direct contact with blood and bodily fluids

इसका सीधा संपर्क रक्त और शारीरिक संपर्क से होता है

b)

Spreads through inhaling infected droplets

यह संक्रमित छोटे बूंदे से फैलता है

c)

Spreads through contaminated water

यह दूषित जल द्वारा फैलता है

d)

None of the above

इसमें से कोई नहीं

10.

The 1918 flu pandemic, also called the Spanish Flu was caused by

1918 फ्लू सर्वव्यापी महामारी जिसे स्पेनिश महामारी भी कहा गया है ?

a)

H1N1 influenza A virus

H1N1 इन्फ्लूएंजा वायरस

b)

SARS coronavirus 2

सार्स वायरस 2

c)

Influenza C virus

श्लैष्मिक सी वायरस

d)

Simian virus 5

सिमियन वायरस

11.

In an ecosystem, the energy flow is always

पारिस्थितिकी तंत्र की संरचना में ऊर्जा का प्रवाह कैसा होता है ?

a)

Always unidirectional

एक दिशा में

b)

Always bidirectional

द्विदिश

c)

In any direction

किसी भी दिशा में

d)

Always down directional

नीचे दिशात्मक

12.

Which of the following rivers is called the world’s most polluted river?

इनमे से कौन सी नदी विश्व की सबसे प्रदूषित नदी में से एक है ?

a)

Ganga River

गंगा

b)

Chenab River

चिनाब

c)

Kaveri River

कावेरी

d)

Yamuna River

यमुना

13.

Which of the following is a waterborne disease?

इनमे से जल जनित बीमारियां कौन सी है ?

a)

Typhoid

टाइफाइड

b)

Cholera

हैजा

c)

Diarrhea

डायरिया

d)

All of the above

उपर्युक्त सभी

14.

Which of the following statements is true about why spiders are not classified into insects?

क्यों मकड़ी को कीट वर्ग में नहीं वर्गीकृत किया जाता नीचे दिए गए वाक्यों में से सही उत्तर चुनिए ?

a)

Spiders are venomous

मकड़ी विषैला होती है

b)

Spiders have eight legs

मकड़ी के आठ पैर होते है

c)

Spiders have 2 division in their bodies

मकड़ी के शरीर दो विभाजन में होता है

d)

All of the above

उपर्युक्त सभी

15.

Which of the following two-word items mean the same thing?

इनमे से किन दो शब्दों के अर्थ एक समान है ?

a)

Blood cancer – Hemophilia

ब्लड कैंसर - हीमोफीलिया

b)

Pacemaker – S A Node

पेसमेकर - एस ए नोड

c)

Osteoporosis – arthritis

ऑस्टियोपोरोसिस - वात रोग

d)

None of the above

इनमे से कोई नहीं

16.

Night blindness and xerophthalmia are generally conditions associated with the deficiency of which vitamin?

रतौंधी और शुष्काक्षिपाक किस विटामिन की कमी से सम्बंधित होता है ?

a)

Vitamin B

विटामिन बी

b)

Vitamin K

विटामिन के

c)

Vitamin B2

विटामिन बी २

d)

Vitamin A

विटामिन ऐ

17.

Hemotoxic venom, such as the one found in cobra induce the destruction of

हीमोोटॉक्सिन या हेमटोटॉक्सिन विषाक्त, जो कोबरा में पाया जाता है और वह शरीर में किस चीज़ को नष्ट कर देते हैं?

a)

Red blood cells

लाल रक्त कोशिकाओं को

b)

Muscle cell

पेशी कोशिका

c)

Bone tissue

अस्थि कोशिका

d)

All of the above

इनमे से सभी को

18.

The Montreal Protocol is an international treaty designed to protect the _________.

मॉन्ट्रियल प्रोटोकॉल एक अंतर्राष्ट्रीय संधि है किससे संबंधित है.............

a)

Food chain

आहार श्रृंखला

b)

Global warming

ग्लोबल वार्मिंग

c)

Ozone layer depletion

ओज़ोन परत छिद्र

d)

Controlling the pollution

प्रदूषण को नियंत्रित करना

19.

Which day is called the World’s Ozone day or the International Day for the preservation of the ozone layer?

विश्व ओजोन दिवस कब मनाया जाता है ?

a)

March 9th

9 मार्च

b)

July 12th

12 जुलाई

c)

September 16th

16 सितम्बर

d)

November 14th

14 नवंबर

20.

The Chlorofluorocarbons (CFC) used in refrigerators is _______________.

क्लोरो फ्लोरो कार्बन (CFC) जो फ्रिज में पाया जाता है ..................

a)

Freon

फ्रीऑन

b)

Methane

मीथेन

c)

Ammonia

अमोनिया

d)

Carbon dioxide

कार्बन डाइआक्साइड

21.

Which of the following is a water-soluble vitamin?

निम्नलिखित में से कौन सा विटामिन पानी में घुलनशील है?

a)

Vitamin B1

विटामिन बी २

b)

Vitamin C

विटामिन सी

c)

Vitamin B2

विटामिन बी २

d)

All of the above

इनमे से सभी में

22.

Which of the following vitamin helps in blood clotting?

किस विटामिन की मदद से खून में थक्का बनने में उपयोगी है ?

a)

vitamin A

विटामिन ऐ

b)

vitamin C

विटामिन सी

c)

vitamin D

विटामिन डी

d)

vitamin K

विटामिन के

23.

The tiny air sacs present in the human lungs is called_______.

 इंसानी फेफड़ा में छोटे छोटे हवा दार थैलीनुमा संरचना क्या है ?

a)

Alveoli

एल्वियोली

b)

Bronchus

श्वसनी

c)

Bronchioles

ब्रांकिओल्स

d)

All of the above

उपर्युक्त सभी

24.

Guava, Lemon, Orange and Tomato are rich in ___________.

अमरुद,निम्बू, संतरा ,टमाटर में कौन सा विटामिन पाया जाता है ?

a)

vitamin A

विटामिन ऐ

b)

vitamin B

विटामिन बी

c)

Vitamin C

विटामिन सी

d)

Vitamin D

विटामिन डी

25.

How many hearts does an octopus have?

अष्टबाहु में कितने ह्रदय होते है ?

a)

3

b)

2

c)

4

d)

1

26.

Distance and Displacement are similar, but different. What is the key difference between the two?

a)

Distance is a scalar quantity and displacement is a vector quantity.

b)

displacement is a scalar quantity and distance is a vector quantity.

c)

both are scalar quantity.

d)

both are vector quantity.

27.

The correct formula to calculate distance is...

a)

d= v x t

b)

a= d / t

c)

a= v-u/t

d)

f=ma

28.

What is the difference between speed and velocity.

a)

They're exactly the same thing

b)

Speed is basic and velocity is not

c)

Speed is a scalar quantity and velocity is a vector

d)

Speed is displacement

29.

Reaction time involves...

a)

The length of time taken for a person or system to respond to a given stimulus or event

b)

How hard you press on the brake when you see a kangaroo jump out in front of you

c)

The distance that you travel while you are reacting to a stimulus

d)

The speed at which you are travelling at

30.

An object moves at a constant speed of 5 m/s. This means that the object:

a)

Increases its speed by 5 m/s every second

b)

Decreases its speed by 5 m/s every second

c)

Doesn’t move

d)

Has a positive acceleration

e)

Moves 5 meters every second

31.

What is the distance that the object travels in the first 5 seconds?

a)

4m

b)

5m

c)

9m

d)

20m

e)

It is impossible to tell.

32.

All of the following are base units of the SI system except:

a)

kilogram

b)

kelvin

c)

meter

d)

volt

33.
Which box has a higher density?  
a)
Box A
b)
Box B
c)
cannot be determined
d)
they are the same
34.

Using the picture, tell me which object is the least dense and why?

a)

The fish because he is in the middle

b)

The cork because it is floating at the top of the water

c)

The rock because it is at the bottom

d)

The cork and the rock because they have the same about of atoms.

35.
Inertia is....
a)
for every action, there is an equal and opposite reaction
b)
larger objects take more force to move 
c)
an object in motion tends to stay in motion unless acted on by an opposite force
d)
a push that acts in the opposite direction and it slows down.
36.

The image is an example of

a)

Mixed motion

b)

Rotational

c)

Translatory

d)

Vibrational

37.
If the man and the ball travels 90 m in 9 seconds, what is their average speed?
a)
10 m/s
b)
99 m/s
c)
180 m/s
d)
10 meters
38.

Which person in the diagram is moving the fastest?

a)

A

b)

B

c)

C

d)

D

39.
The smallest unit of matter that retains the properties of that matter is
a)
a molecule
b)
a compound
c)
a mixture
d)
an atom
40.
Which of the following is not an example of a chemical reaction
a)
burning of wood
b)
freezing of water
c)
rotting of fruit
d)
explosion of dynamite
41.
What is not an indication of a chemical change?
a)
smell produced
b)
heat produced
c)
solid produced
d)
melting
42.
The attraction forces between atoms are called
a)
particles
b)
joins
c)
shells
d)
bonds
43.
The horizontal rows of the periodic table are called
a)
periods
b)
columns
c)
groups
d)
families
44.
Which of the following is a pure substance?
a)
air
b)
granite
c)
water
d)
stainless steel
45.
The SI base units for time and temperature are
a)
hour and degree Celsius.
b)
second and degree Celsius.
c)
hour and kelvin.
d)
second and kelvin.
46.
Which of these shows SI unit prefixes arranged in order from smallest to largest?
a)
centi, milli, kilo
b)
milli, centi, kilo
c)
kilo, milli, centi
d)
kilo, centi, milli
47.
The SI base unit for mass is the
a)
gram
b)
cubic centimeter
c)
meter
d)
kilogram
48.
What are the building blocks of MATTER?
a)
Atoms
b)
Cells
c)
Protons
d)
Neutrons
49.
Electrons have what charge?
a)
Negative
b)
Positive
c)
Neutral
 (No Charge)
50.
The image shows the periodic grid for POTASSIUM. What is Potassium's atomic number?
a)
19
b)
39
c)
20
d)
Impossible to tell

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