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Class-3-Science-Plants | Olympiad Practice papers online
0% Class-3-Science-Plants-1 1 / 20 Name a green colouring substance that is present in the leaves? Chlorophyll Carotene Salt All of the above 2 / 20 Plants get carbon dioxide from the Soil Air Leaves Sand 3 / 20 Which plant needs external support to stand? Trees Herbs Climbers Shrubs 4 / 20 What does a fruit contain? Leaf Stem Seed Flower 5 / 20 Veins : Release oxygen and carbon dioxide into the atmosphere. Absorb carbon dioxide from the atmosphere. Transport water, food and minerals in a leaf. Absorb water and minerals from the soil. 6 / 20 Leaves are green due to the presence of a green pigment called chlorophyll. The main function of chlorophyll is - To give greenish colour to the leaves. To perform photosynthesis in the presence of sunlight, carbon dioxide and water. To absorb carbon dioxide from the atmosphere. To absorb water and minerals from the soil. 7 / 20 Plants grow in soil as well as in ________ Sky None of the above Clouds Water 8 / 20 Which plant can grow in very low or no water for long period of time? Neem Mango Cactus Tulsi 9 / 20 Plants can be ________ as well as perennial/evergreen. Seasonal Permanent None of these Temporary 10 / 20 The plant shown in the figure is a ________ Shrub Herb Tree Climber 11 / 20 Jute plant is used to make ________ . Spices Ropes Medicines Perfumes 12 / 20 In addition to sunlight what else is required for photosynthesis? Oxygen and carbon dioxide Sugar and water Carbon dioxide and water Water and oxygen 13 / 20 Rose Shrubs :: Grape : ? Climber None of these Tree Shrubs 14 / 20 Which of the following part of a plant remains under the ground? D A B C 15 / 20 Which of the following part of a plant prepares food? B A C D 16 / 20 The plant shown in the figure is a ________ Land plant Thorny plant Water plant Desert plant 17 / 20 Potato is the modified form of ________ . Roof Fruit Stem Leaf 18 / 20 Which part of the sugarcane plant produces juice? Stem Leaf Fruit Root 19 / 20 Which part of the cauliflower are you supposed to consume? Flower Stem Fruit Roots 20 / 20 Which of the following plants can mostly be found in deserts C D A B Your score is 0% Restart quiz
Class-3-Science-Plants-1
1 / 20
Name a green colouring substance that is present in the leaves?
2 / 20
Plants get carbon dioxide from the
3 / 20
Which plant needs external support to stand?
4 / 20
What does a fruit contain?
5 / 20
Veins :
6 / 20
Leaves are green due to the presence of a green pigment called chlorophyll. The main function of chlorophyll is -
7 / 20
Plants grow in soil as well as in ________
8 / 20
Which plant can grow in very low or no water for long period of time?
9 / 20
Plants can be ________ as well as perennial/evergreen.
10 / 20
The plant shown in the figure is a ________
11 / 20
Jute plant is used to make ________ .
12 / 20
In addition to sunlight what else is required for photosynthesis?
13 / 20
Rose Shrubs :: Grape : ?
14 / 20
Which of the following part of a plant remains under the ground?
15 / 20
Which of the following part of a plant prepares food?
16 / 20
17 / 20
Potato is the modified form of ________ .
18 / 20
Which part of the sugarcane plant produces juice?
19 / 20
Which part of the cauliflower are you supposed to consume?
20 / 20
Which of the following plants can mostly be found in deserts
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