CBSE Class 10 Science Solved Guess Paper 2019

In this article you will get the CBSE Class 10 Science Solved Guess Paper to practice for upcoming board examinations. This paper has been prepared as per the latest examination pattern and covers the whole syllabus of class 10 Science.
Gurmeet Kaur
CBSE Class 10 Science Solved Guess Paper 2019

To perform good in the CBSE Class 10 Science Exam 2019, it is quite necessary to get a good hold on all important concepts. Practicing with the guess papers, sample papers or model papers is very helpful to get a better understanding of the concepts and know the weak areas where you need to work a bit harder. It gives you an added benefit to attempt the board question paper correctly in an organized way. It helps you increase your paper solving speed and accuracy.

Keeping in mind the importance of practice for board exams, we have provided here the CBSE Guess Paper for Class 10 Science which has been designed exclusively by subject experts as per the guidelines laid down by CBSE for Board Examination 2019. This Guess Paper consists of questions picked from most important topics of CBSE Class 10 Science.

Some significant features of this  CBSE Science Guess Paper are:

This CBSE Class 10 Science Guess Paper will not only help you acquaint with the important topics of Science but also give you a preview of the question paper which you will face in your Class 10 Board Exam 2019.

Structure of this paper is as follows:

Some sample questions and their solutions from the CBSE Class 10 Science Solved Guess Paper 2019 are given below:

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Q. What change in colour is observed when white silver chloride is left exposed to sunlight? State the type of chemical reaction in this change.


Silver chloride becomes grey. It is a photochemical decomposition reaction.

CBSE Class 10 Science Solved Question Paper 2018

Q. (a) Explain any three directional movements in plants.
(b) How brain and spinal cord are protected in human?
(c) Name the master gland present in the brain.


(a) Stimuli is responsible for the movement of the plant parts towards or away from it. This movement is called as Tropic Movement.
Phototropism: movement of plant towards or away from the light. Geotropism: movement of plant parts towards the earth or away from it. Hydrotropism: movement of plant parts towards or away from any source of water.

(b) Both the brain and the spinal cord are protected by bone: the brain by the bones of the skull and the spinal cord is protected by a set of ring-shaped bones called vertebrae. They are both cushioned by layers of membranes called meninges as well as a special fluid called cerebrospinal fluid. This fluid helps to protect the nerve tissue to keep it healthy, and remove waste products.

(c) Pituitary gland present in the brain is known as the master gland.

CBSE Class 10 Science Previous Years' Solved Question Papers (2010-2018)

Q. . (a) Define tidal energy.
(b) Explain how the tidal energy is harnessed and write one limitation of the use of tidal energy.


(a) Tidal energy: The energy produced by the surge of ocean water during high and low tides due to difference in sea-levels is called tidal energy. The high and low tides occur due to the gravitational pull of the moon. This causes enormous movement of water.

(b) Tidal energy is harnessed by constructing a dam near the shores. During the high tides water flows into the dam and during the low tides, water flows out. This flowing water rotates the turbine, present at the opening of the dam and produces electricity.

Limitation of the use of tidal energy are given below:

CBSE Class 10 Science Solved Guess Paper 2018

Q. In the experiment “Light is essential for photosynthesis”, why does the uncovered part of the leaf turn blue-black after putting iodine solution?


The uncovered part of the leaf turns blue-black after putting iodine solution as this region received light and starch was formed there due to photosynthesis. On the other hand, covered region of leaf did not receive light so no photosynthesis occurred and no stach was formed in this part.

Download the complete guess paper form the link given below:

CBSE Class 10 Science Solved Guess Paper for Board Exam 2019

Download CBSE guess papers in PDF format for CBSE class 10 Science prepared by the team of experts at CBSE board guess papers/model question papers will certainly help students to understand the exam pattern and score good marks in the upcoming board examination.

Also go through the CBSE Class 10 Topper’s Answer Sheet for Science Paper 2018 to learn the criteria followed by CBSE toppers in writing their Board Exam.

To get more of such useful articles for CBSE Class 10 Board Exam preparations, click on the following links:

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