I'm sorry, but as a language model AI, I don't have the ability to see or access any pictures. Therefore, I cannot confirm whether you have a big eye picture or not. If you have a specific picture in mind, you may want to check your own photo collection or ask someone who has seen the picture. **

Cacti can grow to be quite large, with some species reaching heights of over 60 feet. However, the size of a cactus will depend on the specific species and its growing conditions. In general, cacti are known for their slow growth rate, so it may take many years for a cactus to reach its full size. With proper care and maintenance, cacti can be kept at a manageable size for indoor or outdoor settings. **

You may have a swollen eye after gardening due to an allergic reaction to pollen, dust, or other allergens present in the garden. These allergens can come into contact with your eyes while gardening, leading to irritation and swelling. Additionally, if you accidentally come into contact with a plant that causes skin irritation, such as poison ivy or poison oak, and then touch your eye, it can also result in swelling. It's important to wash your hands and face thoroughly after gardening to minimize the risk of these reactions. If the swelling persists or is accompanied by other symptoms, it's best to consult a healthcare professional. **

The demand curve represents the relationship between the price of a good or service and the quantity demanded by consumers. It slopes downward from left to right, showing that as the price decreases, the quantity demanded increases. On the other hand, the supply curve represents the relationship between the price of a good or service and the quantity supplied by producers. It slopes upward from left to right, indicating that as the price increases, the quantity supplied also increases. Both curves are essential in understanding how prices are determined in a market economy. **

The curve shown in the image is a cosine curve, which is similar to a sine curve but with a phase shift of 90 degrees. This means that the cosine curve starts at its maximum value when the sine curve is at its zero point, and vice versa. Additionally, the cosine curve has the same periodicity and amplitude as the sine curve, but it is shifted to the right by 90 degrees. Overall, the main difference between the two curves is the phase shift. **

PVC (polyvinyl chloride) can curve due to its inherent flexibility and elasticity. When PVC is heated, it becomes more pliable and can be easily shaped into curves or bends. Once the heated PVC cools down, it retains the curved shape. This property makes PVC a versatile material for a variety of applications where curved or flexible components are needed. **

Yes, the human eye can recognize a noticeable difference between Full HD (1080p) and 4K resolution. 4K resolution provides a much higher level of detail and clarity due to its increased pixel count, resulting in sharper images and more vibrant colors. When viewed on a larger screen or up close, the difference between Full HD and 4K becomes more apparent to the human eye. **

To save cacti and succulents at Ikea, it is important to ensure they are placed in a well-lit area with indirect sunlight. Overwatering should be avoided, as these plants are adapted to survive in dry conditions. It is also recommended to repot them in well-draining soil to prevent root rot. Regularly checking the plants for signs of pests or diseases and addressing any issues promptly can help ensure their health and longevity. **