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Kiara Singh

Asked: December 22, 2023In: Class 10 Science

Why do multicellular organisms use complex way of reproduction?

NCERT, CBSE Science Class 10 Sample Question Paper 2023-2024 download with solutions

Kiara Singh

Asked: December 22, 2023In: Class 10 Science

What is visible spectrum? Why is red used as the stopping light at traffic signals? (iii)Two triangular glass prisms are kept together connected through their rectangular side. A light beam is passed through one side of the combination. Will there be any dispersion? Justify your answer.

CBSE class 10 science sample question paper 2023-2024 for board exam

Kiara Singh

Asked: December 22, 2023In: Class 10 Science

Suppose your parents have constructed a two room house and you want that in the living room there should be a provision of one electric bulb, one electric fan, a refrigerator and a plug point for appliances of power up to 2 kilowatt. Draw a circuit diagram showing electric fuse and earthing as safety devices.

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

Kiara Singh

Asked: December 22, 2023In: Class 10 Science

It is desired to obtain an erect image of an object, using concave mirror of focal length of 12 cm. (i) What should be the range of the object distance in the above case? (ii) Will the image be smaller or larger than the object? Draw a ray diagram to show the formation of image in this case. (iii) Where will the image of this object be, if it is placed 24 cm in front of the mirror?

sample question paper for class 10 CBSE science with solutions 2023-2024

Prasant

Asked: December 22, 2023In: Class 10 Science

Explain the processes of aerobic respiration in mitochondria of a cell and anaerobic respiration in yeast and muscle with the help of word equations.

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

Prasant

Asked: December 22, 2023In: Class 10 Science

Explain giving reasons the bending of the shoot tip of a plant towards light source coming from one side of the plant.

CBSE class 10 Science sample question paper 2023-2024 with solutions

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 22, 2023In: Class 10 Science

How will you create an artificial aquatic ecosystem, which is self-sustainable?

CBSE Class 10 Science Sample Question Paper SQP 2023-2024

Prasant

Asked: December 22, 2023In: Class 10 Science

Create a terrestrial food chain depicting four trophic levels. Why do we not find food chains of more than four trophic levels in nature?

CBSE class 10 science sample question paper 2023-2024

Sonal Chauhan

Asked: December 21, 2023In: Class 10 Science

Define catenation. How does valency of an element vary across a period?

CBSE Class 10 Science Board Sample Question Paper 2023-24

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Why do multicellular organisms use complex way of reproduction?

What is visible spectrum? Why is red used as the stopping light at traffic signals? (iii)Two triangular glass prisms are kept together connected through their rectangular side. A light beam is passed through one side of the combination. Will there be any dispersion? Justify your answer.

Explain the processes of aerobic respiration in mitochondria of a cell and anaerobic respiration in yeast and muscle with the help of word equations.

Explain giving reasons the bending of the shoot tip of a plant towards light source coming from one side of the plant.

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.

How will you create an artificial aquatic ecosystem, which is self-sustainable?

Define catenation. How does valency of an element vary across a period?

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