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Rajshekhar

Asked: July 3, 2024In: NCERT Books

White light is made up of a combination of how many colours?

White light is made up of a combination of seven colors. When white light passes through a prism, it disperses into a spectrum of colors, typically observed as red, orange, yellow, green, blue, indigo, and violet. This phenomenon is known ...

Poll

Mayur Arya

Asked: June 8, 2024In: Class 10 Science

Which of the following has higher heat capacity?

Water has a higher heat capacity compared to a piece of iron, gold, or benzene. This means water can absorb more heat before its temperature rises significantly, making it an effective coolant and thermal buffer.

Poll

Sonal Chauhan

Asked: June 4, 2024In: Class 10 Science

Why does it snow on high hills?

It snows on high hills because the temperature is lower than the freezing point, causing water vapor to freeze and turn into ice. As air rises over the hills, it cools, and if the temperature drops below freezing, the water ...

Rajshekhar

Asked: December 23, 2023In: Class 10 Science

How is the wall of small intestine adapted for performing the function of absorption of food?

The small intestine is a vital organ in digestion, where nutrients from food are absorbed into the bloodstream. It consists of the duodenum, jejunum, and ileum, playing a key role in nutrient absorption.

Prasant

Asked: December 22, 2023In: Class 10 Science

In a pea plant, the trait of flowers bearing purple colour (PP) is dominant over white colour (pp). Explain the inheritance pattern of F1 and F2 generations with the help of a cross following the rules of inheritance of traits. State the visible characters of F1and F2 progenies.

NCERT CBSE Class 10 Science Sample Question Paper 2023-2024

Prasant

Asked: December 21, 2023In: Class 10 Science

The flow of energy between various or many components of the environment has been extensively studied. List four findings.

CBSE Science Class 10 SQP, Sample Question Paper 2023-2024

Srushti

Asked: December 20, 2023In: Class 10 Science

Sunita takes a mirror which is depressed at the centre and mounts it on a mirror stand. An erect and enlarged image of her face is formed. She places the mirror on a stand along a meter scale at 15 cm mark. In front of this mirror, she mounts a white screen and moves it back and forth along the meter scale till a sharp, well-defined inverted image of a distant tree is formed on the screen at 35 cm mark. (i) Name the mirror and find its focal length. (ii) Why does Sunita get sharp image of the distant building at 35 cm mark.

CBSE Class 10 Science Sample Question Paper 2023-2024 with Solutions free download

Kiara Singh

Asked: December 19, 2023In: Class 10 Science

Pertaining to endocrine system, what will you interpret if- i) You observe swollen neck in people living in the hills ii) Over secretion of Growth Hormone takes place during childhood iii) Facial hair develops in boys aged 13.

CBSE Science Class 10 sample question paper with solution 2023-2024

Kiara Singh

Asked: December 19, 2023In: Class 10 Science

‘Sweet tooth may lead to tooth decay’. Explain why? What is the role of tooth paste in preventing cavities?

Rationalised syllabus CBSE NCERT Science Class 10 sample question paper with solution 2023-2024

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

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