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Published on: 14/09/2019
Food: Where does it Come from?
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Questions + Answers key
Take MCQ Science Test

1.
Is eating excess of food correct? Give reason to support your answer.
2.
Why is food present in the roots of some plants, although it is made in the leaves?
3.
Why are potatoes considered stems and not roots?
4.
What are carnivores? Give examples.
5.
How do plants obtain their food?
6.
Where do bees store their food and in which from?
7.
Name the edible parts of onion, brinjal and tea.
8.
What are the main sources of our food? Name four food items that we get from animals.
9.
Perform an activity by taking some seeds of chana (Bengal gram) or moong (green gram). Put them in a vessel containing water and keep it overnight. The next day, wrap them in a piece of wet cloth and keep them aside for another day. What changes do you observe in the seeds?
10.
An essential food is provided by bees. What is it?
11.
Does preparing different food items involve addition of same ingredients? Give an example.
12.
Two set ups are prepared from pulses, one set up shows dry seeds while other is sprouted. Which seeds will have more nutritious value sprouted or normal seeds?
13.
Name anyone plant that grows in water and is eaten as a food.
14.
Flowers of which plants are used as vegetables?
15.
While preparing idli, what major ingredients are used?
1.
No, because eating excess food can harm our body as it is not digested easily.
2.
Food is present in the roots of some plants, although it is made in the leaves because root system also provides support for plants in the form of an anchor in the soil. e.g., carrots store food in their roots and live on it all winter and in summers, a new plant grows from these roots.
3.
Potato is a stem vegetable. The potatoes grow on underground stems, called stolons. Potato tubers are thickened stems because they have buds that sprout stems and leaves. Roots don't do that.
4.
The animals which eat other animals are called carnivores. Examples: Lion, tiger etc.
5.
Plants obtain their food by the process of photosynthesis. In this process, green plants trap sunlight with the help of chlorophyll and prepare glucose from carbon dioxide and water. Oxygen is given out from plants as a by-product.
6.
Bees collect nectar from flowers and convert it into honey. The honey is stored in the beehives so as to be used throughout the year.
7.
Onion: bulb
Brinjal: fruit
Tea: leaves
8.
The main sources of our food are plants and animals. The food items which we get from animals are milk, eggs, meat and chicken.
9.
The tiny white structures have grown out of the seeds wrapped in a piece of wet cloth. The seeds are said to be sprouted and the process is known as sprouting. The sprouts contain nutrients which make seeds healthy snacks.
10.
We get honey from bees as a food product. It is highly nutritious, rich in sugars, minerals and enzymes.
11.
Yes, some ingredients are used in preparation of various dishes, e.g. water, salt and oil.
12.
Sprouted seeds will have more nutritious value.
13.
Lotus stem is eaten as a food.
14.
Pumpkin flowers are used as vegetables.
15.
Rice and water are main ingredients of idli.
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