Organisms and their Surroundings
Organisms and their Surroundings: Overview
This Topic covers sub-topics such as Organisms, Acclimatisation and, Surroundings of Organisms
Important Questions on Organisms and their Surroundings
How does the shape of an organism help adapt it to the environment it lives in?
How does the size of an organism determine its needs for energy and nutrients?
Give one example of the animal that lives inside the soil.
_____ is the minute change that take place in the body of a single organism over short periods, to overcome small problems due to the changes in its surroundings.
Give one word
Harmful microbes that cause diseases.
Know the fungi in your surroundings.
Wood-decaying fungi on logs
Know the fungi in your surroundings.
Whitish dusty matter on leather products such as shoes and bags in the rainy season.
Know the fungi in your surroundings.
Dusty patches found on bread, cheese and books
Match the following.
| Column A | Column B |
| 1. Unicellular organisms | i. Sloth |
| 2. Animals that lay eggs | ii. Ligaments |
| 3. Trees bearing breathing roots | iii. Acacia |
| 4. Protects the heart and the lungs | iv. Bacteria |
| 5. Tough, fibrous bands that hold the bones together | v. Snakes and birds |
| 6. A plant found in deserts | vi. Mangroves |
| 7. An animal that shows camouflage | vii. Ribcage |
An organism whose body is made up of many cells is called multicellular organism.
Name the following.
Everything that surrounds us.
Microbes that cause rabies. (Bacteria/Virus/Protozoa)
Microbes that cause diseases are called _____.
_____ are the most abundant microbes on the Earth.
We must keep our surroundings _____ to stay healthy.
What do you understand by acclimatization?
Acclimatization and adaptation are one and the same thing.
Growth of thick wool in sheep in cold climates is an example of _____.( acclimatisation/ hibernation/ aestivation)
Define/Explain the following:
Aestivation
What are fungi? Give two examples.
