CBSE Class 9 Science Tissues Assignment Set A
Question : What is a tissue? Answer : Group of cells that are similar in structure and are organized together to achieve a particular function is called tissue. Question : What is the utility of tissues in multicellular organisms? Answer : In multicellular organisms, the…
CBSE Class 9 Science The Fundamental Unit of Life Assignment Set A
Question. Who discovered cells and how? Answer: An English Botanist, Robert Hooke discovered cells. In 1665, he used self-designed microscope to observe cells in a cork slice. Question. Why cell is called the structural and functional unit of life? Answer: …
CBSE Class 9 Science OTBA Environment Development From Hills assignment
CBSE Class 9 Science OTBA Environment Development From Hills. Students are advised to refer to the attached assignments and practise them regularly. This will help them to identify their weak areas and will help them to score better in examination. Parents should download and…
CBSE Class 9 Science OTBA Clean Air Shared Concern assignment
CBSE Class 9 Science OTBA Clean Air Shared Concern. Students are advised to refer to the attached assignments and practise them regularly. This will help them to identify their weak areas and will help them to score better in examination. Parents should download and give the…
CBSE Class 9 Science Motion Assignment Set A
Question : An object has moved through a distance. Can it have zero displacement? If yes, support your answer with an example. Answer : Yes,an object can have zero displacement even when it has moved through a distance.This happens when final position of the object coincides…
CBSE Class 9 Science Matter in Our Surroundings Assignment Set A
Question : Which of the following are matters? Chair, air, love, smell, hate, almonds, thought, cold, cold-drink, smell of perfume. Answer : Any things which have some weight and occupy space will come under category of matter. Chair, air, smell, almonds, cold-drink and…
CBSE Class 9 Science Force and Laws of Motion Assignment Set A
Question : Which of the following has more inertia: (a) a rubber ball and a stone of the same size? (b) a bicycle and a train? (c) a five-rupees coin and a one-rupee coin? Answer : Inertia is the measure of the mass of the body. The greater is the mass of the body; the greater…
CBSE Class 9 Science Tissues Plants Worksheet
Exam Questions NCERT Class 9 Science Chapter 6 Tissue Question: What are protective tissues? Answer : All parts of plants, e.g. leaves, flowers, stem, and root are covered by a single outermost protective layer called epidermis. It consists of rectangular, closely fitted…
CBSE Class 9 Science Tissues Animals Worksheet
1. What type of tissue is most abundant in animals? 2. Name the long and unbranched extension of a neuron. 3. Identify the type of tissue in the bone and lining of kidney tubule. 4. Which mineral is most abundantly found in bones? 5. Which type of epithelium is present in…
CBSE Class 9 Science Separation Of Components Of Mixture Worksheet
SEPARATION OF DIFFERENT COMPONENTS IN A MIXTURE Experiment No: …3…… Date: …………….. Objective: To separate the components of a mixture of…
CBSE Class 9 Science Revision Worksheet
Q1.Force can change a) Velocity of a body b) Direction of a velocity c) Magnitude of a velocity d) All the above Q2. SI unit of force is a) Newton b) Dyne c) Joule d) N-m Q3.Rate of change of Momentum is known as a)Work b) Force c) Impulse d) Energy Q4.Momentum of a…
CBSE Class 9 Science Property Of True Solutions Worksheet
TO PREPARE TRUE SOLUTION,COLLOID AND SUSPENSION Experiment – …2………… Date: ………….. Objective: To prepare: (a). A true solution of common salt/ sugar, (b) A suspension of soil/chalk powder in water and (c) A colloidal dispersion of starch/egg albumin/milk in water Requirement…
CBSE Class 9 Science Preparation Of Mixture And Compound Worksheet
Physical Change • Changes which involve a change in the physical properties of a substance. • Formation of a new substance does not take place during a physical change. • Most physical changes can be reversed easily • The chemical composition of the…
CBSE Class 9 Science Physical And Chemical Changes Worksheet
CBSE Class 9 Science Worksheet - Physical and Chemical Changes. Students can download these worksheets and practice them. This will help them to get better marks in examinations. Also refer to other worksheets for the same chapter and other subjects too. Use them for better…
CBSE Class 9 Science Melting And Boiling Point Worksheet
MELTING POINT OF ICE AND BOILING POINT OF WATER Experiment No – ……….. Date: ……… Objective: To study the boiling point of water and melting point of ice and influence of impurity on MP and BP of substances. Requirements: Distilled water, NaCl/sugar, ice (pure water),…