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Wind Storm and Cyclone Living science answer class7

A. Multiple Choice Questions: Wind Storm and Cyclone Living science answer class7 1. Air exerts pressure in a. all directions b. downward direction only. c. upward direction only d. sideways only. 2. Low atmospheric pressure exists on the earth in which of the following latitudes? a. at the equator only b. at 30° N and S c. at the Poles d. at the equator and at 60° N and S 3. Which of the following are not associated with cyclones? a. strong winds b. heavy rains c. tidal waves d. volcanic eruptions 4. Development and movement of cycl

class8 Cell structure and function living science question answer

A. MULTIPLE-CHOICE QUESTIONS: Choose the most appropriate answer. 1. Which of these is multicellular? a. Paramecium b. Amoeba c. bacteria d. mushroom 2. The egg of a hen is a a. cell. b. tissue c. organ d. organ system 3. Which of these is not present in an animal cell? a. mitochondria b. nucleus c. cell membrane d chloroplasts 4. Which of these is the control centre of the cell? a. nucleus b. cytoplasm c. mitochondria d. protoplasm 5. Which organelles are responsible for energy production in a cell? a. vacuoles b. chloroplasts c. mitochondria d. Golgi bodies 6. Which of these is not stated by the cell theory? a. Cells are the ba

Class7 chapter Soil Living science question answer

A. MULTIPLE-CHOICE QUESTIONS: Choose the most appropriate answer. 1. Humus and the smallest particles of rock form the a. A-horizon. b. B-horizon. c. C-horizon. d. bedrock 2. Which of these has the smallest size of particles?  a. sand b. silt c. clay d. gravel 3. Which type of soil is best for growing cotton?  a. sandy b. clayey c. loamy d. sandy-loam 4. Which of these does not cause weathering'? a. clouds b. wind c. flowing water d. freezing of rainwater 5. Water percolating into the soil collects over a. A-horizon. b. B-horizon. c. C-horizon. d. none of these 6. Water logging can be expected in soil which is rich in a. sand. b„ clay. c. silt. d. humus. 7. Paddy grows best in a. clayey soil. b. loam. c. sandy soil. d. sandy-loam. Answer. 1. a 2. c 3. d 4. a 5. d 6. b 7. a B. VERY SHORT-ANSWER QUESTIONS: Give one-word answers. 1. Breaking down of rock into smaller pieces by natural forces is called ----. 2. Which absorbs more water—sandy soil or cl