Our surroundings include plants, animals, water, land, air, sun, sky, clouds etc. All these affect our life and is our environment. All that surrounds and affects the life of an organism is called its environment.
The three factors of the environment are
Abiotic factors
Biotic factors
Cultural factors
Learning Videos for 3rd Grade Science - Our Environment
Q10.Rocks break into smaller particles under the effect of ___________________ and form soil.
A. Temperature change
B. Water
C. Wind
D. All of these
Question 2
Select the option which on unscrambling gives the name of dark coloured nutrient rich
component of soil.
A. VRAEGL
B. MUUSH
C. ANSD
D. YLAC
Question 3
What type of rock is created from lava?
A. metamorphic
B. igneous
C. sedimentary
Question 4
What are 3 types of pollution? Select 3.
A. Energy pollution
B. Land pollution
C. Air pollution
D. Water pollution
Question 5
Julia lives near a river. The weather forecast says there will be many days of heavy rain. The rain may cause the river to flood. Julia prepares for the rain by filling sandbags. She then builds a low wall of sandbags around her home. Which statement best explains why Julia is placing sandbags around her home?
A. to stop the river from flooding near her home
B. to stop lightning from striking her home during the storm
C. to lower the chances that flood water will damage her home
D. to lower the chances that there will be heavy rains at her home