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  • Shadman Chowdhury
    Shadman Chowdhury commented on Fatima Ahmed's classified listing.
    The Journey of the Ladybug - $7 Science Quiz
    • November 14, 2021
    • Digbijoy Azad likes this.
    • Shadman Chowdhury
      Protaya Roy Ladybugs are insects that have no respiratory system! This means they don't process Oxygen like us Humans or other insects to live.

      They need moisture and a good food source along with a little shelter to survive and thrive! Ladybugs prey on other...  more
      • November 10, 2021
    • Shadman Chowdhury
      Naomi Debnath A small ecosystem was created within the jar, where the moisture turned to steam and created air to breathe for the living beings and plants recycled the air. Overall the amount of oxygen and carbon dioxide is just enough for the plants and the ladybug to survive.
    • Shadman Chowdhury
      Jubayer Rahman In the glass container, the ladybug lived in a small ecosystem. In that ecosystem, the glass container trapped sunlight, which the plants inside the container used to produce their food and oxygen by photosynthesis. ...  more
      • November 10, 2021
    • Shadman Chowdhury
      Fariah Ahsan Rasha There are several reasons that the ladybug and plants can still survive in that closed container since there seems to be no air in that container (as the lid is always closed): 1. A small ecosystem has created in the glass container that trapped the...  more
      • November 11, 2021
    • Shadman Chowdhury
      Nusrat Meem The closed container is like a small isolated version of a our ecosystem. A slightly higher temperature ,water vapor that falls back on the soil and plants , uninterrupted photosynthesis system - that's enough to keep the plants alive.
      Our ladybug here...  more
      • November 11, 2021
    • Shadman Chowdhury
      Shafkat Kanun Plants can grow inside a closed lid jar. They build their own ecosystem there. We know plants produce oxygen using sunlight through photosynthesis process. As there were wet soil,that plant can absorb water from it. As for the charcoal and gravels,they...  more
    • Shadman Chowdhury
      Atia Fiaroz One might wonder how do people grow plants in a closed system known as the Greenhouse. In a typical greenhouse, sunlight is trapped within the glass walls of the infrastructures and the thus the seeds have enough heat and solar energy to germinate into...  more
      • November 13, 2021
    • Shadman Chowdhury
      Siam Mahmud Well,all the animals need oxygen to survive.And from where do they get the oxygen?? Our best friend trees supplies the oxygen.Inside the container,there were small plants which are continuously...  more
      • November 13, 2021
    • Shadman Chowdhury
      Tanveer Tausif Ratul To live in a closed eco-system,an animal/plant must need air & foods.While putting the ladybug in the container,some air entered into the container and was trapped inside.
      That air obviously contained some oxygen and CO2.Plants
      need CO2 to live.They...  more
      • November 14, 2021
    • Shadman Chowdhury
      Zarin sadaf snigdha Before we answer this question we need to get enlightened on a biological term, symbiosis. Symbiosis means interaction between two dissimilar organism where both benefit from being with each other. When we are putting the ladybug and the plants inside...  more
      • November 14, 2021
    • Shadman Chowdhury
      sadia islam safa In that container,an small ecosystem was created. Plants produce their own oxygen during photosynthesis and by using that, bug is still alive. Bugs breath through openings in the thorax and abdomen called spiracles. For plants,those gravels will hold...  more
      • November 14, 2021
    • Shadman Chowdhury
      Shadman Chowdhury The ladybug and plants inside the closed container can still survive because of photosynthesis. Plants have a process called photosynthesis which requires CO2 and sunlight to produce carbohydrates, water and oxygen for the plants' growth. Those plants...  more
      • November 14, 2021
    • Shadman Chowdhury
      Digbijoy Azad The ladybug is living in an ecosphere. However, the ladybug is not alone. Bacteria, protozoa, algae, smaller worms, and plants are also crucial members of the jar.
      Few things ladybug needs to live-
      -Oxygen.
      -Food...  more
      • November 14, 2021