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JEET DEKIVADIA from Radhwa international school, Yanbu
Subject :NSO    Class : Class 8

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Aryan from Ihs, Karama
Subject :NSO    Class : Class 9

Read the given statements and select the correct option.
Statement 1 : A man carrying a bucket of water and walking on a rough level road with a uniform velocity does no work while carrying the bucket.
Statement 2 : The work done on a body by a force (F) in giving it a displacement (S) is defined as W = . = FS cos , where is the angle between vectors and .

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


Please give the solution

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Ankit kumar Jha from Ryan International School, Ghaziabad
Subject :NSO    Class : Class 8

The given figure represents the location of various endocrine glands in human body.

Identify the glands marked as P, Q, R, S and T and select the incorrect statement regarding these.

A Gland P secretes the hormone thyroxine, which regulates growth and metabolism.
B Gland Q secretes the hormones corticosteroids and adrenaline, which regulate breathing, heart rate, carbohydrate metabolism and mineral balance.
C Glands S and T secrete the hormones which control secondary sexual characters in females and males respectively.
D Gland R secretes the hormone insulin, whose increased concentration leads to diabetes.


i think b and d both are correct

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Agriye Kamboj from ST.XAVIER SEC SE CO ed Bhopal, BHOPAL
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

C

 In the life cycle of butterflies etc., egg hatches to produce a young one called a larva which looks like a worm. After some days, it changes into pupa which finally turns into an adult.


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Ishan from National Public School, Bengaluru
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

B

Blood, Heart and Blood vessels are all parts of the Circulatory system. Similarly, Kidneys, Lungs and Skin are organs of Excretory system.


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Ishan from National Public School, Bengaluru
Subject :NSO    Class : Class 3

Ans 1:

om goyal from rainbow school, saharanpur
Class : Class 3

Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

B

Option A and C has correct statements and option B has incorrect statement. Bird Y can fly. It can be woodpecker, which has feet similar to parrot. Bird X can fly as well as swim. It cannot be the black and white coloured bird found at poles, as it cannot fly.Bird Z runs fast. It can be ostrich that lays largest egg in the world.

 


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Dushyant Singh from Shri Ram Centennial School, Indore
Subject :NSO    Class : Class 5

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aadityaarmaan from KVS Chabua, Dibrugarh
Subject :NSO    Class : Class 7

Ans 1:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 7
Oh sorry! The reason is that at X, the ball traveled most distance in less time as compared to other.. That's the reason that the ball has greatest avg. speed at X

Ans 2:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 7
The answer is option B. We can see that the difference between w's height (3) and x's height (7) is the highest as compared to others. Therefore the moving ball gained maximum speed at X

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shubhavi Dhondge from NPS, Banagalore
Subject :NSO    Class : Class 4

Ans 1:

shubhavi Dhondge from NPS, Banagalore
Class : Class 4

Ans 2:

Aditya Nair from TSA, Bangalore
Class : Class 4
The correct answer is: D

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shubhavi Dhondge from NPS, Banagalore
Subject :NSO    Class : Class 4

Ans 1:

SWARIT JAIN from TSMS NOIDA, GREATER NOIDA
Class : Class 4
all are correct

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