Nutrition in Plants Chapter 1

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All the living ______ require food.

organisms

The process of taking food by an organism as well as the utilisation of this food by the organism is called ______.

nutrition

Plants can make their own ______.

food

All the ______ plants are autotrophs.

green Signup and view all the answers

Autotrophs are those organisms which can make ______ themselves from simple substances.

food Signup and view all the answers

The methods of obtaining ______ are called modes of nutrition.

food Signup and view all the answers

Green plants can make their own food from simple substances like carbon dioxide and water present in their surroundings by the process of _______

photosynthesis Signup and view all the answers

Green plants have _______ mode of nutrition.

autotrophic Signup and view all the answers

Autotrophs contain a green pigment called _______ which helps them make food by absorbing energy from sunlight.

chlorophyll Signup and view all the answers

Most of the plants are _______ and hence synthesise (make) their own food.

green Signup and view all the answers

The green plants produce food not only for themselves, they also make food for non-_____ plants as well as for animals (including human beings).

green Signup and view all the answers

Chlorophyll is present in every leaf of a plant in the form of hundreds of tiny structures called ______.

chloroplasts Signup and view all the answers

Our body (and that of other animals) cannot make food from carbon dioxide and water present around us by the process of _______ because our body does not have the green pigment called chlorophyll.

photosynthesis Signup and view all the answers

The sunlight supplies energy for the food making process called ______.

photosynthesis Signup and view all the answers

The sun’s energy is captured by plant leaves with the help of ______ and converted into chemical energy of food.

chlorophyll Signup and view all the answers

The presence of ______ in leaves can be tested by pouring dilute iodine solution over the decolourised leaf.

starch Signup and view all the answers

Leaves make ______ as food by photosynthesis.

starch Signup and view all the answers

The ultimate source of energy for all the living organisms is the ______.

sun Signup and view all the answers

Plants cannot absorb ______ gas for their needs.

nitrogen Signup and view all the answers

The soil has certain ______ which convert nitrogen gas of air into nitrogen compounds.

bacteria Signup and view all the answers

______ are the water soluble nitrogen compounds which are absorbed by the plants from the soil along with water.

Nitrates Signup and view all the answers

The plants also obtain nitrogen from the ______ fertilisers which the farmers add to the soil in the fields from time to time.

nitrogenous Signup and view all the answers

Vitamins are made by ______.

plants Signup and view all the answers

Starch is a food which is stored in various parts of a plant such as roots, stem, leaves and ______.

seeds Signup and view all the answers

Certain plants convert the simple carbohydrate glucose made during photosynthesis into ______ and store them in their seeds.

oils Signup and view all the answers

The oils obtained from plant seeds are commonly known as ______ oils.

vegetable Signup and view all the answers

Nutrition in Plants Chapter 1

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Questions and Answers

All the living ______ require food.

The process of taking food by an organism as well as the utilisation of this food by the organism is called ______.

Plants can make their own ______.

All the ______ plants are autotrophs.

Autotrophs are those organisms which can make ______ themselves from simple substances.

The methods of obtaining ______ are called modes of nutrition.

Green plants can make their own food from simple substances like carbon dioxide and water present in their surroundings by the process of _______

Green plants have _______ mode of nutrition.

Autotrophs contain a green pigment called _______ which helps them make food by absorbing energy from sunlight.

Most of the plants are _______ and hence synthesise (make) their own food.

The green plants produce food not only for themselves, they also make food for non-_____ plants as well as for animals (including human beings).

Chlorophyll is present in every leaf of a plant in the form of hundreds of tiny structures called ______.

Our body (and that of other animals) cannot make food from carbon dioxide and water present around us by the process of _______ because our body does not have the green pigment called chlorophyll.

The sunlight supplies energy for the food making process called ______.

The sun’s energy is captured by plant leaves with the help of ______ and converted into chemical energy of food.

The presence of ______ in leaves can be tested by pouring dilute iodine solution over the decolourised leaf.

Leaves make ______ as food by photosynthesis.

The ultimate source of energy for all the living organisms is the ______.

Plants cannot absorb ______ gas for their needs.

The soil has certain ______ which convert nitrogen gas of air into nitrogen compounds.

______ are the water soluble nitrogen compounds which are absorbed by the plants from the soil along with water.

The plants also obtain nitrogen from the ______ fertilisers which the farmers add to the soil in the fields from time to time.

Vitamins are made by ______.

Starch is a food which is stored in various parts of a plant such as roots, stem, leaves and ______.

Certain plants convert the simple carbohydrate glucose made during photosynthesis into ______ and store them in their seeds.

The oils obtained from plant seeds are commonly known as ______ oils.

Plants combine some of the glucose carbohydrate made during photosynthesis with ______ minerals to make amino acids which are then made into proteins.

Nitrogen element is present in abundance in air in the form of ______ gas.

Proteins are ______ substances which contain nitrogen element.

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