CBSE Class 7 Science Winds Storms And Cyclones Worksheet

winds, storms and cyclones ACTIVITY- 8.1 : Air exerts pressure.  Question 1- The can gets crushed because of the atmospheric pressure. (True/False) Answer- True. Question 2- Air exerts pressure. (True/False) Answer- True. ACTIVITY- 8.2 : High speed winds are…

CBSE Class 7 Science Weather Climate And Adaptations Worksheet

ACTIVITY- 7.1 : Collect weather data of your city or nearby city for one week. Question 1- Name the instrument used to measure relative humidity. Answer- Dry or wet bulb thermometer or hygrometer. Question 2- Which instrument is used for measuring rainfall? Answer- Rain gauge…

CBSE Class 7 Science Waste Water Story Worksheet

WASTE WATER STORY  ACTIVITY- 18.1    Question 1- What is the difference in colour of contaminated and clean water? Answer- Clean water is clear and transparent but contaminated water is grey or black in colour.   Question 2- Name any two organic…

CBSE Class 7 Science Waste Management Worksheet

Impact of Waste Accumulation If wastes are allowed to accumulate and are not disposed carefully, then they will not only affect our environment but will also affect our health. • When accumulated wastes are left opened and unattended, they begin to decompose. This results in…

CBSE Class 7 Science Transport And Excretion Worksheet

Question. Loops of Henle occurs in (A) Cortex (B) Medulla (C) Pelvis (D) Ureter Answer: B Question. In cockroach, the excretory product is (A) Ammonia (B) Uric acid (C) Urea (D) Both (A) and (C) Answer: B Question. Bile pigments are formed in (A) Liver (B) Spleen (C) Every…

CBSE Class 7 Science Time Motion And Speed Worksheet

A. Answer in not more than 20 words. 1. What is a unit of measurement? 2. How are stopwatches different from ordinary watches? 3. What property of a pendulum made it suitable to b used in the manufacture of clocks? 4. What is the time period of a pendulum? 5. What is…

CBSE Class 7 Science The Language Of Chemistry Worksheet

Q.1 Write the symbols of the following elements 1) Zinc 6) Phosphorus 2) Manganese 7) Nickel 3) Potassium 8) Calcium 4) Calcium 9) Lead 5) Gold 10) Neon Q.2 Find the valencies of the underlined element 1) BaCl2 2) FeO 3) Fe2O3 4) CaCO3 5) Na2O 6) Al(OH)3 7) SO2 8…

CBSE Class 7 Science Temperature Worksheet

Fri – Science DOS 12-05-14 1. Name any two temperature scalars that are commonly used. 2. Write any two difference between a chemical and laboratory thermometer 3. Using a clinical thermometer measure your body temperature at different times during the day and note it…

CBSE Class 7 Science Synthetic Fibers And Plastics Worksheet

1. Cheap silk sarees are made of: (A) acrylic. (B) rayon. (C) polyester. (D) polycot. 2. Name two common forms of polyester. 3. PVC (Poly vinyl chloride) and Polythene are: (A) examples of thermosetting plastics. (B) examples of thermoplastics. (C) examples of natural…

CBSE Class 7 Science Soil Worksheet Set A

soil ACTIVITY- 9.1 : To identify pH of soil.  Question 1- What is the chemical nature of the soil having pH 3? Answer- Acidic. Question 2- What is the chemical nature of the soil having pH 10? Answer- Basic. Question 3- Write down the pH of neutral soil.…

CBSE Class 7 Science Soil Worksheet Set D

I. Fill in the blanks:- 1. Water seeps __________ through sandy soil than clayey soil. 2. Soil is formed by __________ of rocks. 3. _______ soil is formed in tropical countries. 4. _______ soil is found in Gujarat. II Choose the correct option:- 1. The smallest particles…

CBSE Class 7 Science Soil Worksheet Set C

1.soil is a mixture of sand, clay and silt. (A) Loamy (B) Clayey (C) Sandy (D) Black 2.The mixture of rock particles and __________ is called soil. (A) Humus (B) Clay (C) Minerals (D) Water 3.On a hot summer day, air above the soil seems to shimmer because- (A) Shiny surface…

CBSE Class 7 Science Soil Worksheet Set B

CBSE Class 7 Science - Soil (1) Worksheets have become an integral part of the education system. Worksheets are very critical for every student to practice his/ her concepts. Students, teachers and parents can download all CBSE educational material and extremely well prepared…

CBSE Class 7 Science Science And Technology Worksheet

1. Explain the formation of cyclones. 2. Write four precautions to be followed in case of a thunderstorm. 3. Differentiate between uniform speed and non-uniform speed. Explain the term average speed. 4. On a 120 km track, a train travels 30 km at a uniform speed of 30…

CBSE Class 7 Science Sandy Soil Worksheet

Fri – Science 1. Write 2 feature of each of following :- a. bandy soil b. clay soil 2. State 2 factor which determine the various type vegetation and crop growing in any region. 3. Give reasons a. Water drains quickly from the sandy soil. b. Humus is beneficial to…