National Science Olympiad Forum By SOF Olympiad Trainer

Manoranjan Sahoo from st xavier , dhenknal

Subject :NSO Class : Class 4

Select a figure from amongst the four alternatives, which when placed in the blank space of Fig.(X) would complete the pattern.

(A)

(B)

(C)

(D)

Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is D.

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Manoranjan Sahoo from st xavier , dhenknal

Subject :NSO Class : Class 4

Which of the following is/are INCORRECT about elephant herd?

(i) The elephant herd have only females and baby elephants.

(ii) The oldest male is the leader of the herd.

(iii) A herd may have 10-12 female elephants and young ones.

(iv) Baby elephants live in the herd till they are 1415 years old.

(A) (ii) & (iv)

(B) (i), (ii) & (iv)

(C) (iii) & (iv)

(D) (i) only.

Ans 1:

Aarush from Podar, Mumbai

Class : Class 10

baby elephants cannot live till the age of 1415 and there are only female and babies in the herd so option a

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Arnav from DRDO KV School, banaglore

Subject :NSO Class : Class 4

Which of these feet would help hens in scratching the ground to dig out insects and worms.

A
B
C
D

what is difference in ans a and cwhy only c is correct

Ans 1:

Prisha from Podar International School Thane, Thane

Class : Class 5

OPTION C IS THE FOOT OF A HEN.

Ans 2:

Soham Popat from Doon Public School, Bhuj

Class : Class 5

option c

Ans 3:

A Andrew from Lalaji Memorial Omega International School, Chennai

Class : Class 5

obviously option C

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A Andrew from Lalaji Memorial Omega International School, Chennai

Subject :NSO Class : Class 4

Select the odd one out.

A
B
C
D

Ans 1:

Wilma Sequeira from podar international school, shivamogga

Class : Class 4

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A Andrew from Lalaji Memorial Omega International School, Chennai

Subject :NSO Class : Class 4

Read the given statements and select the correct option.
Statement 1 : Snake and crocodile are cold blooded animals.
Statement 2 : Snake and crocodile breathe through moist skin.

A Both statements 1 and 2 are correct and statement 2 is the correct explanation of statement 1.
B Both statements 1 and 2 are correct but statement 2 is not the correct explanation of statement 1.
C Statement 1 is correct but statement 2 is incorrect.
D Both statements 1 and 2 are incorrect.

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Ans 1:

RHETAMA DAS from Usha Martin school,Malda, MALDA

Class : Class 3

Through dry skin

Ans 2:

Parmanyu from Learning paths school, Mohali

Class : Class 5

How do snakes and crocodiles breathe then?

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A Andrew from Lalaji Memorial Omega International School, Chennai

Subject :NSO Class : Class 4

Which of the following practices concerning plastics is not advisable?

A Plastic bags must be recycled properly.
BPlastic bags must not be used for storing eatables.
CHousehold waste should be thrown away in plastic bags.
DShopkeepers should be discouraged from using plastic bags.

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Ans 1:

Nandiniashok from St. pauls English school , Bengaluru

Class : Class 4

Pls send the correct answer and explanation.

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AJAY KULSHRESHTHA from ,

Subject :NSO Class : Class 4

X is an animal which undergoes metamorphosis to develop into an adult. Which of the following animals can be X?

A
B
C
D All of these

Why is the answer A not D

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Ans 1:

OISHIK KUNDU from Delhi Public school North kolkata, baranagar

Class : Class 4

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Aarush from Podar, Mumbai

Subject :NSO Class : Class 4

Study the diagram carefully. Activities occurring at which place could cause acid rain?

(A) U, P and Q

(B) Q and R

(C) S and U

(D) T and U
answer please

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Ans 1:

Vimala from Narayana, Bangalore

Class : Class 4

Ans 2:

Vimala from Narayana, Bangalore

Class : Class 4

Ans 3:

Adithi Keshava from National Center For Excellence , Bangalore

Class : Class 7

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Arka Chakraborty from St. Patrick's Academy, Bengaluru, Bengaluru

Subject :NSO Class : Class 4

The graph shows Gaurav's marks for Mathematics. If Gaurav's total score was 336, how many more marks did he score in class test than in first term?

A 14
B 2
C 6
D 18

his marks in class test are not given. how can we find the answer ?

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Ans 1:

Mahadevan from KV Rubber Board Kottayam, Kottayam

Class : Class 9

Ans 2:

Ibrahim Aslam from uttam, Ghaziabad

Class : Class 5

??????????????what?????????????????what???????????

Ans 3:

Ibrahim Aslam from uttam, Ghaziabad

Class : Class 5

Ans 4:

Mahadevan from KV Rubber Board Kottayam, Kottayam

Class : Class 9

question is wrong

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Dev Narayan Vinu from St. Thomas Residential School, Thiruvananthapuram

Subject :NSO Class : Class 4

Name of some fibres can be obtained by using the letters given in the following box.

Which of the following objects CANNOT be made using only these fibres?

ARugs
BCurtains
CRaincoats
DBoth A and C

Is it D or C

View All Answers (4)

Ans 1:

niyati from kv 2, delhi

Class : Class 4

Ans 2:

Tejesh VB from GEMS New Millennium School, Al Khail, Dubai

Class : Class 8

Ans 3: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is C.

Ans 4:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi

Class : Class 7

C

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