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Rajshekhar

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Rajshekhar

Asked: December 19, 2023In: Class 10 Science

Name a common nutrient that is absorbed in the small intestine and reabsorbed by the kidney tubules.

CBSE class 10 science sample question paper 2023-2024

Rajshekhar

Asked: December 19, 2023In: Class 10 Science

How is Magnesium Chloride formed by the transfer of electrons? Why does the solution of Magnesium chloride conduct electricity?

2024 CBSE Science Class 10 sample question paper with solution

Rajshekhar

Asked: December 19, 2023In: Class 10 Science

The presence of a particular group of bacteria in water bodies indicates contamination. Identify the group.

2024 CBSE NCERT Science Class 10 sample question paper with solution

Rajshekhar

Asked: December 18, 2023In: Class 10 Science

An element “X” has mass number 35 and the number of neutrons, is 18. Identify the group number and period of “X”.

CBSE science Class 10 sample question paper 2023-2024 pdf free download

Rajshekhar

Asked: December 18, 2023In: Class 10 Science

Mention any one point of difference between Pepsin and Trypsin.

CBSE class 10 science sample question paper and answer 2023-2024 pdf free download

Rajshekhar

Asked: December 18, 2023In: Class 10 Science

A student obtained a sharp image of a lighted candle on a screen using a convex lens. Now he wants to focus a distant lamp on a far away electric pole. In which direction should the lens be moved for this purpose with respect to the screen, to get a sharp image on the screen? Justify your answer.

Class 10 CBSE science sample question paper and answer free download 2023-2024

Rajshekhar

Asked: December 18, 2023In: Class 10 Science

(i) Rohit claims to have obtained an image twice the size of object with a concave lens. Is he correct? Give reason for your answer. (ii) Where should an object be placed in case of a convex lens to form an image of same size as of the object? Show with the help of ray diagram the position and the nature of the image formed. (iii) With the help of ray diagram, illustrate the change in position, nature and size of the image formed if the convex lens in case of (ii) is replaced by concave lens of same focal length.

NCERT, CBSE Class 10 science sample question paper 2023-2024 free download

Rajshekhar

Asked: December 18, 2023In: Class 10 Science

A concave lens has a focal length of 50 cm. Calculate its power.

CBSE Class 10 Science sample question paper 2023-2024

Rajshekhar

Asked: December 15, 2023In: Class 10 Science

In tobacco plant, the male gametes have twenty-four chromosomes. What is the number of chromosomes in the female gamete? What is the number of chromosomes in the zygote?

CBSE Class 10 Science Sample Question Paper for Board Exam 2023-2024

Rajshekhar

Asked: December 13, 2023In: Sample Papers

Tropical Cyclone Jasper has arrived at which place in Australia, December 2023?

The cyclone storm in the Coral Sea brings threats of flash flooding, destructive” winds, and storm tides as Tropical Cyclone Jasper in Australia 2023.

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