Kiara Singh

Rajshree Chatterjee

Asked: December 21, 2023In: Class 10 Science

A student always sitting at the back of the bench rows in a class, who has difficulty in reading. What could name of his defect of vision? Could you draw ray diagrams to illustrate the image formation of his eyes, when he is seated at the (i) back seat and also (ii) front seat. Could you state two possible reasons of his defect of vision. Could you explain the method of correcting this defect with the help of a ray diagram, if possible.

CBSE Class 10 Science Sample Question Paper 2023-2024

Rajshree Chatterjee

Asked: December 21, 2023In: Class 10 Science

Name the phenomenon that governs the following: – i) Green beetles living in green bushes are not eaten by the crows. ii) Number of blue beetles in green bushes increases, only because the red beetles living there were trampled by a herd of elephants. iii) No ‘medium height plants’ are obtained in F1 generation, upon crossing pure tall and dwarf pea plants. iv) Tails of mice were surgically removed for several generations; still mice had tails in the following generations. v) A migrant beetle reproduces with the local population; as a result genes of migrant beetle enter the new population.

CBSE Class 10 Science Pre Board Sample Question Paper 2023-24

Poll

Richa

Asked: November 12, 2019In: NCERT Books

NCERT Books

NCERT Books are now a days being used by most of the boards. Last year U. P. Board and M. P. Board also implemented NCERT Books as course books. Gujrat Board also converted NCERT Books in Gujrati to introduce in ...

Poll

Richa

Asked: November 12, 2019In: NIOS

NIOS

The full form of NiOS is National Institute of Open Schooling. It provides more opportunities as compared to other board. NIOS takes Exams twice a year. Block I is conducted in the month of April and the second attempt is ...

Poll

Richa

Asked: November 12, 2019In: NCERT Solutions

NCERT Solutions

NCERT Solutions means the solutions of the questions given in the NCERT Books whether intext or exercises. After going through NCERT, everyone must see the solutions or try to find the solutions by own. Solutions are useful if it is ...

Kiara Singh

NCERT Books

NIOS

NCERT Solutions

Which is the best website providing NCERT Solutions?

NCERT Books

Where can I get NCERT books in PDF format?

NIOS

NCERT Solutions

Forgot Password

Discussion Forum Latest Questions