Please note the Board will conduct the annual scheme of assessment at the end of the Academic Session 2022-23
Class 9 Science
Deleted Chapters:
- DIVERSITY IN LIVING ORGANISMS
- NATURAL RESOURCES
- WHY DO WE FALL ILL?
Chapter: NATURAL RESOURCES will be taught in the class and students are encouraged to prepare a brief write up on any concept of this chapter in their Portfolio (internal assessment)
Q1: What is a chemical formula?
Answer: The chemical formula of a compound is a symbolic representation of its composition.
Q2: Write the chemical formula for the following compounds. Also identify the ions formed.
➀ Hydrogen Chloride
➁ Hydrogen Sulphide
➂ Carbon Tetrachloride
➃ Magnesium Bromide
Q1: 2 Newton-metre is how many joules?
Answer: ∵ 1 Nm = 1J ∴ 2Nm = 2J
Q2: In the CGS system, what is the unit for Work?
Answer: erg
Q1. Rusting of an article made up of iron is called
(a) corrosion and it is a physical as well as chemical change
(b) dissolution and it is a physical change
(c) corrosion and it is a chemical change
(d) dissolution and it is a chemical change
Choose the correct option from the MCQs given:
Q1: Which structure in plant cell is responsible for providing the energy required to drive cellular processes?
(a) Chloroplast
(b) Mitochondrion
(c) Nucleus
(d) Golgi apparatus
Q1: What are the conditions for 'something' to be called 'matter'?
Answer: The main conditions for something to be matter are, it should:
(a) occupy space and
(b) have mass
Q2: Name the state of matter in which particles just move around randomly because of the very weak force of attraction.
Answer: Gaseous state
Q3: Name two processes that provide the best evidence for the motion of particles in matter.
Answer: Diffusion and Brownian motion provide the best evidence about the random motion of particles in matter.
Learning is a continual process. To improve scores, the best way is to learn and practice. Solving question papers help students to evaluate their knowledge and familarise with different types of question patterns being asked in examination.
Eduvictors provides CBSE Previous Year Papers and Sample Question Papers for Class 9 Maths, Science, Social, English, Hindi and Sanskrit with/without solutions to help students in their board exam preparation.
1. CBSE New Pattern 15 Sample Paper Science Class 9 for 2021 Exam with reduced Syllabus
2. Oswaal CBSE Sample Question Paper Class 9 Science Book (Reduced Syllabus for 2021 Exam)
Here attached the Science Sample Question Paper (2020-2021).
Fill in the blanks with suitable words.
1. ________ is a state of complete physical, mental and social well-being and not merely an absence of disease or infirmity.
2. A ________ is any physical or functional change from the normal state that causes discomfort, disability or impairs the health of a person.
3. Diseases may be classified as infectious and non-infectious depending upon their causes, or as _______ and _______ depending upon their duration.
Molecules of an element are formed by the atoms of the same type. Molecules of some elements contain only one atom and molecules of some elements contain two or more atoms. The number of atoms constituting a molecule is known as its atomicity.
CBSE Class 9 - Biology
Read the question carefully and choose the correct option from the choices given.
Q1: The tissue responsible for movement in our body is
(A) connective tissue
(B) nervous tissue
(C) muscular tissue
(D) epithelial tissue
Q2: Neuron receives and transmits information and messages in the form of
(A) nerve beats
(B) muscular impulses
(C) nerve impulses
(D) nerve processes
Multiple Choice Questions (MCQs)
Q1: Which of the following has the ability to divide ?
(a) Xylem
(b) Phloem
(c) Meristematic Tissues
(d) Permanent Tissues
Q2: The growth is plants is
(a) limited to certain regions
(b) uniform in all parts
(c) limited to top region
(d) limited to roots only.
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| Animal Cell (Image Credits: AJC1, Flickr) |
