Section 1: Motion, Force and Laws of Motion, Gravitation, Work and Energy, Sound, Matter in Our Surroundings, Is Matter Around Us Pure, Atoms and Molecules, Structure of Atom, Cell - The Fundamental Unit of Life, Tissues, Diversity in Living Organisms, Why Do We Fall Ill, Natural Resources, Improvement in Food Resources.
Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1
To prevent soil erosion, a farmer plants a hedge across a field. This method works because ____________.
Q.3
A ship at rest is sending ultrasonic sound waves to detect a shoal of fish. If the time gap between the signal sent from the ship and received (reflected signal) is 0.5 s, then find the distance of the shoal of fish from the ship. (Velocity of sound in water is 1400 m/s)
Q.4
Consider the following statements and choose the correct option:
Statement A: An electron in the inner orbit is more tightly bound to the nucleus.
Statement B: The greater the absolute value of the energy of an electron the more tightly the electron is bound to the nucleus.
Q.5
Which of the following statement regarding the matter is/are correct? I. Anything which has mass is matter. II. Anything which occupies space is matter. III. Anything which is felt by our one or more senses is matter. IV. Anything which has no real physical existence is matter.
Q.6
In the following question, an assertion and the reason are given. Choose the correct option:
Assertion: Coal is a combustible organic fuel. Reason: It occurs inside the volcanoes.
Q.7
Which of the following concepts was not considered in Rutherford's atomic model?
Q.8
Sound travels with a different speed in different media. In what order does the velocity of sound increase in these media?
Q.9
Consider the following statements and choose the correct option:
Statement 1: The milk is an example of a colloidal solution.
Statement 2: Medicines are more effective if they are used in the colloidal state.
Q.10
A body of mass 90 g is thrown upwards. It rises to a maximum height of 50 m. At what height its kinetic energy will be reduced to 70%?
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
a
Q.2
b
Q.3
b
Q.4
a
Q.5
b
Q.6
c
Q.7
b
Q.8
c
Q.9
c
Q.10
a
Practicing Science Olympiad previous years’ question papers for class 9 is the most effective way to succeed in the CREST Science Olympiad. To get an advantage in the competition, candidates are regularly advised to refer to sample papers and build their knowledge. The more students work on Science Olympiad questions, the closer they get to perfection.
The CREST Science Olympiad previous year paper for class 9 can be downloaded directly from this page. The answer key for the questions is also available so that students can cross check their answers with the correct answer.
Answers to Sample Questions from CREST Olympiads:
Q.1 : a | Q.2 : b | Q.3 : b | Q.4 : a | Q.5 : b | Q.6 : c | Q.7 : b | Q.8 : c | Q.9 : c | Q.10 : a
