Living and non- living
Answer the following
1.
Give
one example to show the interdependence between living and non-living things?
Plants
take nutrients from the soil with the help of roots.
In
turn roots helps to bind the soil thus preventing soil erosion.
This shows
the interdependence between living and non-living things.
2.
What
is stimulus? How do plants and animals respond to stimuli?
A
stimulus is any change which takes places in the environment.
When
we touch the touch me not plant the entire branch appears to droop.
It
is a stimulus to which plant respond.
Animal
respond to stimulus such as hunger, thirst, predator and so on.
3.
What
is adaptation?
Depending on
the surrounding the plants and animal develop certain physical features. This
phenomenon is known as adaptation.
4.
Explain
the term food chain by giving suitable examples.
Food
chain shows the movement of food from one organism to the next that is who eats
whom.
Eg: Grass
-> Grass hopper -> Frog -> Snake -> Eagle.
5.
Give
few differences between plants and animal
Plants
|
Animals
|
They stay rooted
|
They move from one place to
another
|
They perform photo synthesis
to prepare its own food
|
Animals do not prepare its own food. They depend on
plants for their food.
|
Grouping
(Cows, Goat,
Tiger, Lions, Deer, Elephant, Leopards, Foxes
Herbivorous
|
Carnivorous
|
Cows, Goat, Deer, Elephant
|
Tigers, Lions, Leopards, Foxes
|
(Bear, Crows,
Tape worm, Human beings, Hook worm)
Omnivorous
|
Parasites
|
Bear, Crows, Human beings
|
Tape worm, Hook worm
|
(Crows,
Vultures, Hyenas, Fungi, Bacteria)
Scavengers
|
Decomposers
|
Crows, Vultures, Hyenas
|
Fungi, Bacteria
|
(Plants, Air,
Water, Animals, Sunlight, Wild life, Soil or land)
Biotic
|
Abiotic
|
Plants, Animals, Wild life
|
Air, water, sunlight, Soil or land
|
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