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Promila Sharma from DPS Udaipur, Uaipur
Subject :NSO    Class : Class 3
Which of the following statements represents the incorrect function of spines present on cactus? A : To reduce loss of water B : To perform photosynthesis C : To protect the plant from predators D : To protect the plant from excess sunlight

Ans 1:

Ananya from Delhi Public School, Meerut
Class : Class 7
B to perform photosynthesis

Ans 2:

Sivanthili.sivaganesh from kamalaniketan , Trichy
Class : Class 3
Burning gases of helium and hydrogen

Ans 3:

Rudraksh Tiwari from Kumaon Public School Dwarahat, Almora
Class : Class 7
C Rudraksh Tiwari KPS, Dwarahat-Almora

Ans 4:

Sohum Saha from DAV Model School Durgapur, Durgapur
Class : Class 7
Spines present on the cactus plant are the modified leaves. They are very tiny and do not perform photosynthesis. Photosynthesis is performed by the spongy stem of cactus. thus the correct option is B

Ans 5:

Sivanthili.sivaganesh from kamalaniketan , Trichy
Class : Class 3
Oxygen

Ans 6:

Sivanthili.sivaganesh from kamalaniketan , Trichy
Class : Class 3
Skin

Ans 7:

Sivanthili.sivaganesh from kamalaniketan , Trichy
Class : Class 3
Algae , 5 million years ago

Ans 8:

Sivanthili.sivaganesh from kamalaniketan , Trichy
Class : Class 3
To perform photosynthesis

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