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WorksheetsGrade 6-Science
Total questions: 20
Worksheet time: 20mins
Why should we conserve the environment?
It produces raw materials used for medicine
It affects the ozone layer
It helps us to understand the Water Cycle
All of the following are examples of soil, except:
sandy
garden
clay
igneous
Texture, structure, porosity, chemistry and colour are best described as:
Types of soil
Properties of soil
Uses of soil
The decline in soil condition caused by its improper use or poor management, usually for agricultural, industrial or urban purposes, is best described as:
Soil erosion
Soil conservation
Soil degradation
Changes in the average conditions — such as temperature and rainfall — in a region over a long period of time, is described as:
Weather
Climate change
Ecosystem
All of the following are causes if climate changes , EXCEPT:
Changes in the sun,
Levels of carbon dioxide
Too much rainfall
Rising sea levels, higher ocean temperature and Global warming, are considered____________ of Climate Change.
Causes
Advantages
Effects
One way of reducing the effects of climate change is:
Avoid using energy-efficient appliances. .
Using alternative energy such as solar, wind or tidal can reduce the use of fossil fuels. .
Using non-renewable sources of energy
Infectious diseases, as well as : land and water pollution are effects of :
Solid waste on the environment.
Soil degradation
The COVID -19 Pandemic
Which set represents Greenhouse gases?
Carbon Dioxide, Methane, Nitrous Oxide
Ozone, Water Vapour, Oxygen
Ozone, Carbon Dioxide, Lithium
Why are the gases called' Greenhouse gases'?
They cause rainfall
They are green
They absorb heat
Explain how do greenhouse gases contribute to global warming
List 2 human activities that contribute to Global Warming
Name 2 types of environments and give 1 example EACH of an organism found in them.
Fill in the missing sections of the Soil Profile Diagram
Objects that give off/emit their own light , are described as:
Luminate
Non -Luminous
Luminous
These are best described as _______________ objects.
Non-luminous
Luminous
Luminate
Objects that fit this description are considered:
Opaque
Translucent
Transparent
Objects that best fit this description are :______________
Transparent
Opaque
Translucent
Objects that allow some light to pass through are considered:
Translucent
Transparent
Opaque
