Chapter 3: The Mystery of Food Assertion-Reason Questions | Environmental Science - EVS Class 5 CBSE

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Chapter 3: The Mystery of Food Assertion-Reason Questions | Environmental Science - EVS Class 5 CBSE | ByteNotes.in

Assertion-Reason

Easy difficulty • Check the statement and reason

Easy

Question 1

Logic Check

Assertion (A): Disha's uttapam developed coloured patches after three days in the tiffin box. Reason (R): Microbes grew on the food and formed a visible colony called mould.

Reasoning Options

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Assertion-Reason

Medium difficulty • Check the statement and reason

Medium

Question 2

Logic Check

Assertion (A): Microbes are found only in water and soil. Reason (R): They are so small that they can only be seen with a microscope.

Reasoning Options

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Assertion-Reason

Easy difficulty • Check the statement and reason

Easy

Question 3

Logic Check

Assertion (A): Food stays fresh for a longer time inside a refrigerator. Reason (R): Cold temperatures slow down the growth of microbes.

Reasoning Options

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Assertion-Reason

Medium difficulty • Check the statement and reason

Medium

Question 4

Logic Check

Assertion (A): Adding oil to pickles helps keep them from spoiling. Reason (R): Oil adds moisture which microbes need to grow.

Reasoning Options

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Assertion-Reason

Easy difficulty • Check the statement and reason

Easy

Question 5

Logic Check

Assertion (A): Sun-drying is an effective way to preserve food items like red chillies. Reason (R): Sun-drying removes the moisture that microbes need to survive.

Reasoning Options

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Assertion-Reason

Medium difficulty • Check the statement and reason

Medium

Question 6

Logic Check

Assertion (A): Incisors are used specifically to tear food apart. Reason (R): Different types of teeth have different uses during eating.

Reasoning Options

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Assertion-Reason

Easy difficulty • Check the statement and reason

Easy

Question 7

Logic Check

Assertion (A): Chewing food properly triggers the release of saliva. Reason (R): Saliva helps in the digestion of our food.

Reasoning Options

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Assertion-Reason

Medium difficulty • Check the statement and reason

Medium

Question 8

Logic Check

Assertion (A): Eating with hands is a common and healthy practice in India. Reason (R): Feeling the food with hands prepares the stomach for digestion.

Reasoning Options

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Assertion-Reason

Medium difficulty • Check the statement and reason

Medium

Question 9

Logic Check

Assertion (A): All microbes are harmful and cause food to spoil. Reason (R): Some microbes are helpful and assist in making curd and idlis.

Reasoning Options

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Assertion-Reason

Hard difficulty • Check the statement and reason

Hard

Question 10

Logic Check

Assertion (A): Ghee does not need to be stored in a refrigerator. Reason (R): All the water from the butter has evaporated during the process of making ghee.

Reasoning Options

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Assertion-Reason

Medium difficulty • Check the statement and reason

Medium

Question 11

Logic Check

Assertion (A): Vasco da Gama sailed to India to collect black pepper. Reason (R): In the past, black pepper was widely used to prevent food from spoiling.

Reasoning Options

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Assertion-Reason

Easy difficulty • Check the statement and reason

Easy

Question 12

Logic Check

Assertion (A): We should eat food very quickly without chewing to save time. Reason (R): Fast eating increases the risk of choking on our food.

Reasoning Options

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Assertion-Reason

Easy difficulty • Check the statement and reason

Easy

Question 13

Logic Check

Assertion (A): Lychees are available to enjoy only during a specific time of the year. Reason (R): Lychee is a seasonal fruit that does not grow all year round.

Reasoning Options

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Assertion-Reason

Medium difficulty • Check the statement and reason

Medium

Question 14

Logic Check

Assertion (A): Molars are located at the back of the mouth for grinding food. Reason (R): Different types of teeth perform different functions in the mouth.

Reasoning Options

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Assertion-Reason

Hard difficulty • Check the statement and reason

Hard

Question 15

Logic Check

Assertion (A): Microbes in the air are responsible for making idli batter rise. Reason (R): Air itself is the only factor needed for all types of food spoilage.

Reasoning Options

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Assertion-Reason

Easy difficulty • Check the statement and reason

Easy

Question 16

Logic Check

Assertion (A): Brushing regularly and rinsing after meals helps prevent cavities. Reason (R): Good oral hygiene stops bad microbes from causing tooth decay.

Reasoning Options

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Assertion-Reason

Medium difficulty • Check the statement and reason

Medium

Question 17

Logic Check

Assertion (A): India is the world's largest producer of pulses (dal). Reason (R): Traditional Indian thalis are balanced diets that provide rich nutrition.

Reasoning Options

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Assertion-Reason

Medium difficulty • Check the statement and reason

Medium

Question 18

Logic Check

Assertion (A): A cavity is a small hole that forms on a healthy tooth. Reason (R): Cavities are usually caused by eating too many salty vegetables.

Reasoning Options

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Assertion-Reason

Easy difficulty • Check the statement and reason

Easy

Question 19

Logic Check

Assertion (A): Microbes grow faster on bread left in a moist area than in a dry area. Reason (R): Moisture is one of the essential things that microbes need to grow.

Reasoning Options

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Assertion-Reason

Hard difficulty • Check the statement and reason

Hard

Question 20

Logic Check

Assertion (A): People in Northeast India use bamboo primarily for making clothes. Reason (R): Tender bamboo shoots are also used to make tasty local curries.

Reasoning Options

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Chapter sections

Chapter 3: The Mystery of Food | Assertion-Reason

Assertion (A): Disha's uttapam developed coloured patches after three days in the tiffin box. Reason (R): Microbes grew on the food and formed a visible colony called mould.

Assertion (A): Microbes are found only in water and soil. Reason (R): They are so small that they can only be seen with a microscope.

Assertion (A): Food stays fresh for a longer time inside a refrigerator. Reason (R): Cold temperatures slow down the growth of microbes.

Assertion (A): Adding oil to pickles helps keep them from spoiling. Reason (R): Oil adds moisture which microbes need to grow.

Assertion (A): Sun-drying is an effective way to preserve food items like red chillies. Reason (R): Sun-drying removes the moisture that microbes need to survive.

Assertion (A): Incisors are used specifically to tear food apart. Reason (R): Different types of teeth have different uses during eating.

Assertion (A): Chewing food properly triggers the release of saliva. Reason (R): Saliva helps in the digestion of our food.

Assertion (A): Eating with hands is a common and healthy practice in India. Reason (R): Feeling the food with hands prepares the stomach for digestion.

Assertion (A): All microbes are harmful and cause food to spoil. Reason (R): Some microbes are helpful and assist in making curd and idlis.

Assertion (A): Ghee does not need to be stored in a refrigerator. Reason (R): All the water from the butter has evaporated during the process of making ghee.

Assertion (A): Vasco da Gama sailed to India to collect black pepper. Reason (R): In the past, black pepper was widely used to prevent food from spoiling.

Assertion (A): We should eat food very quickly without chewing to save time. Reason (R): Fast eating increases the risk of choking on our food.

Assertion (A): Lychees are available to enjoy only during a specific time of the year. Reason (R): Lychee is a seasonal fruit that does not grow all year round.

Assertion (A): Molars are located at the back of the mouth for grinding food. Reason (R): Different types of teeth perform different functions in the mouth.

Assertion (A): Microbes in the air are responsible for making idli batter rise. Reason (R): Air itself is the only factor needed for all types of food spoilage.

Assertion (A): Brushing regularly and rinsing after meals helps prevent cavities. Reason (R): Good oral hygiene stops bad microbes from causing tooth decay.

Assertion (A): India is the world's largest producer of pulses (dal). Reason (R): Traditional Indian thalis are balanced diets that provide rich nutrition.

Assertion (A): A cavity is a small hole that forms on a healthy tooth. Reason (R): Cavities are usually caused by eating too many salty vegetables.

Assertion (A): Microbes grow faster on bread left in a moist area than in a dry area. Reason (R): Moisture is one of the essential things that microbes need to grow.

Assertion (A): People in Northeast India use bamboo primarily for making clothes. Reason (R): Tender bamboo shoots are also used to make tasty local curries.

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