CBSE Class 10 Science Previous papers will help you to know the type of questions that will come in exam paper. Science paper will contain the questions from the syllabus as is assigned by CBSE. 10th Board CBSE Science papers download PDF is made available to achieve nice score in exam. The students need to have a look at the questions and practice them for the exam. The questions of following type have come in the exam of science subject. Practice the CBSE science last 5 year papers class 10 and the scores will improve for exam.
Q1: a) Define tropic movement
b) Why do multicellular organisms need another means of communication between cells besides nervous co- ordination?
Q2: i) A coil of insulated copper wire is connected to galvanometer. What will happen if a bar magnet is:
- Pushed into coil with its north pole entering first?
- Withdrawn from inside the coil?
- Held stationary inside the coil?
ii) Name the above phenomenon and mention the name of the scientist who discovered it. State the laws that relates the direction of current in coil with direction of motion of magnet.
Multiple Choice Questions section contains the questions of the sort-
Q3: 4 students were given 3 colorless liquids A, B, C of water, lemon juice and mixture of water and lemon juice respectively. After testing these liquids with pH paper, following sequences in color change of pH paper were reported.
- Blue, Red and Green
- Orange, Green and Green
- Green, Red and Red
- Red, Red and Green
Q4: 4 students A, B, C, D separately measured the pH values of each one of given samples of distilled water, acetic acid, dilute hydrochloric acid, solution of sodium hydroxide using pH papers.
Which one of following represents correct measurement?
Q5: Before setting up an experiment to show that seeds release CO2 during respiration, the seeds should be-
- Dried completely
- Boiled to make them soft
- Soaked in vinegar
- Kept moist till they germinate
Also Download CBSE 10th Other Subjects Previous Year Question Paper
CBSE 10th Science Previous Year Question Papers