Subject :NSO Class : Class 7
Nikita took a twig of Petunia plant and dipped it in a beaker containing dissolved coloured dye safranin. She left it for 1-2 hours. Now she prepared a section of this twig and observed it under the microscope.
Which of the following is correctly represent the T.S of stem? (Note: The dark area is the place where the red colour is present.)
A 
B 
C 
D 
cant understad not of 7
Ans 1:
Class : Class 5
Exactly right!
Ans 2:
Class : Class 7
With due respect, I'd like to bring in SOF's notice that the diagram in the above question is incorrect. The diagram given above is of the concentration of blood in four men, whereas here, we have asked about the functions of some marked plant parts. I ask SOF to rectify this error,
Ans 3:
Class : Class 7
THAT DOESN'T MAKE SENSE. the diagram has no relation to the questions or the options because the figure of the concentration of oxygen in blood of something but the options and the questions are related to plants. the labels in the diagram are P,Q,R,S meanwhile the labels in the questions areX,Y,Z. There are a lot of errors like this that I am facing nowadays so I would kindly request S O F to please correct these issues ,specially in chapterwise
Ans 4:
Class : Class 7