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Question-1
When dilute iodine solution is poured over a decolourised green leaf, a blue-black colour is formed. This shows that the green leaf contains:
(A)
Glucose
(B)
Cellulose
(C)
Starch
(D)
Sucrose
Question-2
Which part of the plant absorbs carbon dioxide from air for photosynthesis?
(A)
Root hair
(B)
Stomata
(C)
Leaf veins
(D)
Sepals
Question-3
Which of the following plants is an example for autotroph?
(A)
Mushroom
(B)
Yeast
(C)
Bread mould
(D)
Mimosa
Question-4
Which part of a plant is called its food factory?
(A)
Stem
(B)
Roots
(C)
Branches
(D)
Leaves
Question-5
Which of the following can make its own food?
(A)
Giraffe
(B)
Goat
(C)
Grass
(D)
Gorilla
Question-6
Which of the following is a heterotroph?
(A)
Fern
(B)
Mushroom
(C)
Mango
(D)
Mangrove
Question-7
Which of the following is NOT a parasite?
(A)
Lice
(B)
Leech
(C)
Algae
(D)
Cuscuta
Question-8
The minute tubes which transport water and dissolved minerals from the roots to the leaves of a plant are called:
(A)
Xylem
(B)
Phloem
(C)
Epidermis
(D)
Stomata
Question-9
Which of the following gas is given out during photosynthesis?
(A)
Nitrogen
(B)
Carbon dioxide
(C)
Oxygen
(D)
Water vapor
Question-10
The element needed by plants to make proteins is:
(A)
Neon
(B)
Iodine
(C)
Nitrogen
(D)
Calcium
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Cambridge Secondary Grade 7
IGCSE
Practice in Related Chapters
Respiration in Plants and Animals
Nutrition in Animals
Nutrition in Plants
Heat
Electric Current and Circuits
Light-Reflection, Mirrors & Lenses
Moving Objects :Time and Motion
Winds, Storms and Cyclones
Acids, Bases and Salts
Chemicals and Chemical Change
The Living World and its Surroundings
Movement of Substances
Waste Management
Fibres and Animals
Scarcity of Water
Multiplication in Plants
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