Answer/Explanation:
Onions are stem modifications of bulbs. Onions grow during a cold weather, but forms bulbs when the weather is warm. Onions can either be grown using seeds or through their bulbs. That is why, the stem modification of onions are bulbs. Tuber is from potatoes, whereas corm is from crocuses and gladioli.
Answer:
false, first
Explanation:
The first law of thermodynamics states that energy cannot be created or destroyed. Plants do not create energy, but rather they harness it from the sun. They convert the light energy in the photons of sunlight into chemical energy in the bonds of carbohydrates they make. We get energy from consuming plants when we acquire and break down these chemical bonds in carbohydrates of plants for our cellular processes.
The coniferous forest biome is south<span> of the </span>Arctic<span> tundra.</span>
Answer:
Frogs can breathe through their skin thus it is this to allow for easy diffusion of oxygen
Explanation:
Frogs are able to breathe through their skin due to which its skin is thin and moist.
They can absorb oxygen from water even during hibernation period. The skin is extremely thin and is made up of thin membranous tissue which is permeable to the both water and air. The skin also comprises of blood vessels that allows diffusion of oxygen from water into the blood vessels.
Therefore, even if the lungs are poorly developed, frogs being amphibians can survive beneath the water. The presence of mucus glands make the skin looks wet all the time