CBSE Class 8 Science Cell Structure And Functions Worksheet

Question. Which of the following is the main difference between onion peel cells and human cheek cells? (A) Presence of mitochondria in onion peel cells only (B) presence of cell wall in onion peel cells only (C) Absence of plasma membrane in cheek cells (D) Absence of…

CBSE Class 8 Science Pollution Of Air And Water Worksheet

A. Multiple Choice Questions- Question. Which gas can kill a person, when inhaled in excess? a. carbon dioxide b. carbonmonoxide c. oxygen d. sulphur dioxide Answers. (b) carbon monoxide Question. The problem by the inhalation of dust particles of air is_____ a.…

CBSE Class 8 Science Micro Organisms Friend And Foe Worksheet

Q1. Answer the following: i. Microbes that reproduce only inside the hostii. ii.A viral diseaseiii. iii.An example of a fungiiv. iv.Single celled microbesv. v.Microorganism that increases soil fertilityvi. vi.Microbes that could be present in form of coloniesvii. vii.…

CBSE Class 8 Science Light Worksheet

Question. In a periscope, the reflecting mirrors will be : (A) Perpendicular to each other (B) Parallel to each other (C) At an angle of 45° (D) At an angle of 60° Answer: B Question. A series of fast moving still pictures can create an illusion of movement because : (A) The…

CBSE Class 8 Science Crop Production And Management Worksheet

Very Short Type Answer Questions : Question. What are weeds? Answer : Unwanted plants which grow along with crops are called weeds. Question. Define crop. Answer : Plants of same kind that are grown and cultivated at one place on large scale is called a crop.…

CBSE Class 8 Science Synthetic Fibers And Plastics Worksheet

A. Multiple choice questions: Question. Which of the following fibres gives wool-like feeling? (a) nylon (b) acrylic (c) terylene (d)rayon Answer. b- acrylic Question. Which of the following is not a thermoplastic? (a) polythene (b) melamine (c) polyester (d) PVC Answer…

CBSE Class 8 Science Stars And The Solar System Worksheet

Question. Which of the following is not an inner planet? (a) Mercury (b) Neptune (c) Mars (d) Earth Answer : B Question. Which of the following planets is the largest planet of the solar system? (a) Jupiter (b) Earth (c) Uranus (d) Saturn Answer : A Question. The planet…

CBSE Class 8 Science Sound Worksheet

Sound - Production and Propagation of Sound Sound is form of energy that produces the sensation of hearing in our ears. Sound is produced due to the vibration of objects. Intensity of sound is the amount of sound energy incident per unit time per unit area. Sound propagates…

CBSE Class 8 Science Some Natural Phenomena Worksheet

EACH QUESTION 1 MARKS Question. Why do two charge bodies attract or repel? Answer. When the two bodies have the same charges, they repel each other and when the two bodies have different charges they attract each other. Question. Sometimes, a crackling sound is heard…

CBSE Class 8 Science Reproduction In Animals Worksheet

Fill in the blanks : 1. __________ is essential for the continuation of a species. 2. __________ reproduction is characterised by the fusion of two cells called gametes. 3. The animals which lay eggs are called ________ animals. 4. The animals which give birth to young…

CBSE Class 8 Science Reaching The Age Of Adolescence Worksheet

Question. Define adolescence. Answer: The period of life, when the body undergoes changes, leading to reproductive maturity, is called adolescence. The period of adolescence is normally 11 years to 19 years. Question. What is menstruation? Explain. Answer: The cyclic flow of…

CBSE Class 8 Science Materials Metals And Non Metals Worksheet

Metals and non-Metals   Question 1. Which of the following can be beaten into thin sheets? (a) Zinc (✓)    (b) Phosphorus    (c) Sulphur    (d) Oxygen   Question 2. Which of the following statements is correct? (a) All metals are…

CBSE Class 8 Science Friction Worksheet

Friction Question 1. Fill in the blanks.   (a) Friction opposes the motion between the surfaces in contact with each other.   (b) Friction depends on the nature of surfaces.   (c) Friction produces heat.   (d) Sprinkling of powder on the carrom…

CBSE Class 8 Science Force And Pressure Worksheet

1) Write one word for the following sentences. a) A pull or a push on an object is called ______________. b) A force exerted by a magnet ______________________. c) A force acting on a unit area of a surface ______________. d) A pressure exerted by air ___________________.…

CBSE Class 8 Science Conservation Of Plants And Animals Worksheet

L-7 Conservation of Plants and Animals 1. Deforestation means a) Cleaning of forests b) To grow plants c) To look after plants d) None of these 2. The plants found in particular area are termed as . a) Fauna b) Flora c) Endemic species d) wild animals 3. Red data book…