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251.

Question : Take a few drops of water from a pond. Spread on a glass slide and observe through a microscope. Do you find tiny organisms moving around?

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ANSWER :Yes, we find TINY organisms moving AROUND
252.

Question : Take a 500 mL beaker filled upto 3/4 with water. Dissolve 2-3 teaspoons of sugar in it. Add half a spoon of yeast powder to the suagr solution. Keep it covered in a warm place for4-5 hours. Now smell the solution. Can you get a smell?

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ANSWER :YES, we GET ALCOHOLIC SMELL from the solution
253.

Question : State whether the following statements are true or false: Zygote is the beginning of a new individual.

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ANSWER :A
254.

Question : State whether the following statements are true or false : Use of fertilisers has helped farmers to get better yield of crops.

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ANSWER :1
255.

Question : State whether the following statements are true or false: The smallest cell is 0.1 to 0.5 micrometre in bacteria.

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ANSWER :1
256.

Question : State whether the following statements are true or false: The zygote contains the instruction for determining the sex of the baby.

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ANSWER :1
257.

Question : State whether the following statements are true or false: The outermost layer ofan animal cell is called a cell membrane.

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ANSWER :1
258.

Question : State whether the following statements are true or false : The finest Indian teak is found in the forests of Satpura National Park..

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ANSWER :1
259.

Question : State whether the following statements are true or false : The loosened soil helps in the growth of earthworms and microbes present in the soil.

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ANSWER :1
260.

Question : State whether the following statements are true or false : Soil contains minerals, water, air and some living organisms.

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ANSWER :1
261.

Question : State whether the following statements are true or false: The changes occuring in adolescent boys and girls are different.

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ANSWER :1
262.

Question : State whether the following statements are true or false : Physical properties of the soil get affected by plantation and vegetation.

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ANSWER :1