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WorksheetsWork & Energy , Structure of plant
Total questions: 20
Worksheet time: 14mins
................. is the capacity to do work.
Force
Displacement
Energy
Work is done by a ...............
Energy
Effect
Electricity
Force
reproductive organ of the plant is known as .............
Leaf
Flower
Seed
Root
Potential & Kinetic Energy both have (a) energy.
Sun is the main source of ................. energy.
Mechanical
Electrical
Light
Heat
......................... is also a form of energy which vibrates and makes loud and noisy sound.
Sound
Energy
Electrical
A .......... is a small hard structure that contains a baby plant
Seedling
Fruit
Seed
The energy associated with wind is known as (a) energy.
Leaves manufacture food for themselves.
False
True
A rubberband is stretched , so it can be said to have gained .................. energy.
Kinetic
Potential
(a) energy is stored in a battery can be used to produce light in a torch.
............. change the .............. energy into electricity.
Battery,heat
Cells,kinetic
Solar cells,light
Material used on the matchstick produces energy when it strikes against the matchbox. This energy is known as (a) energy.
Maize,wheat and rice are examples of (a) roots
A ........... is defined as a mature or ripened ovary.
Seed
Fruit
Flower
Leaves
A typical leaf has an expanded flat part , known as ........... and ........... .
Leaf blade
Mid rib
Leaf lamina
Viens
Name national plant of india.
(a)
Roots like sweet potato,turnip and beetroot are the examples of roots modified for ...................... .
Storage of food
For support
The stems bears leaves located at regular intervals are called .......... .
Nodes
Internodes
Trunk
Bark
The thick brown covering on the trunk is known as ........... .
Bark
Grasses
Roots
