Table of Contents
What are the factors that affect survival of organisms?
Some of the abiotic, or nonliving, factors that affect organisms’ ability to survive include temperature, light availability, soil type, water, salinity levels, pH levels, nutrient levels, topographical features and altitude.
Why do plants survive in a terrarium?
The Franklin Institute Resources for Science Learning provides a primary reason plants can survive in a terrarium: “… The process of photosynthesis causes plants to use oxygen and release carbon dioxide. Water vapor is created in the humid environment and then absorbed back into the soil and roots of the plants.
What are the most important factors that an organism needs for survival?
In order to survive, animals need air, water, food, and shelter (protection from predators and the environment); plants need air, water, nutrients, and light. Every organism has its own way of making sure its basic needs are met.
What is a terrarium used for?
Terrarium, also called glass garden, wardian case, or vivarium, enclosure with glass sides, and sometimes a glass top, arranged for keeping plants or terrestrial or semi-terrestrial animals indoors. The purpose may be decoration, scientific observation, or plant or animal propagation.
Do closed terrariums need air?
Do terrariums need air? Yes, but plants in airtight, or closed terrariums, recycle air. Photosynthesis converts carbon dioxide into oxygen, releasing it into the terrarium. In a closed terrarium, you may want to remove the lid to let fresh air into the terrarium, but a closed terrarium will not damage the plants.
What are the scientific processes that occur within a terrarium?
And thus the entire water cycle repeats itself. These are the 3 main scientific processes mandatory for the terrarium to be self sustainable. Without either one of which, it will not be able to survive enclosed. Interested in designing and making your very own terrarium?
How is carbon dioxide produced in a terrarium?
The plant reuses the carbon dioxide present in the sealed up bottle to produce oxygen via photosynthesis and it uses the surplus of oxygen to produce carbon dioxide via respiration. This means that there is no need for frequent airing of your terrarium!
Which is organism can survive ecosystem changes that long lasting or extreme?
Which organisms can survive ecosystem changes that are long lasting or extreme? A man digs up all of the existing plants in his backyard to make a new garden plot. He planted a variety of flowers and shrubs in the plot. After a month, he observes that many large weeds have grown in the plot and smothering the flowers and shrubs.