It is saying to give the definition of the word ambiguous, if that didnt help then you need to ask more clearer.
The study of the structure an behaviour of the physical and natural environment by oberseving through scientficic instruments and through experiments.
Answer: Based on its girth and size.
Explanation: According to the U.S. Fish and Wildlife Service, the lake sturgeon which is currently an endangered species can live up to 55years for males and 70 to 100years for females.
However, the size and girth is an important criteria used by fish experts in deducing the number of years a sturgeon had used.
Thus, the caught sturgeon is about 7feet long and along with its girth suggested it had spent over a century roaming in the water body.
Answer:
It is very important to keep streets clean as we should keep our surroundings clean.
Explanation:
- We should be careful not to make our surroundings dirty as that will harm us. it pollutes the air and water nearby. The garbage may also flow into drain holes and cause blockage of drains. Animals may die if they eat the things. they release bad smells which is very troubling for the people passing by. also, mosquitoes and other pests can breed and cause diseases like malaria. instead we should plant trees, throw waste in dustbins and live a sustainable life. young people can reuse plastic bags again and again. natural waste can be made to compost and put to the plants. try becoming creative with your trash instead of just throwing it out. plant some herbs in your bottles and use it for cooking, make art pieces using some items etc. "If you can't clean your surrounding, then don't make it dirty"
