Diagram 2 shows the structure of a cell. Tick (✔️) for a correct statement and (❌) for a false statement regarding the cell shown in Diagram 2.

(A) The cell is unable to carry out the photosynthesis. ✔️ or ❌ ?

(B) The cell is able to carry out the photosynthesis. ✔️ or ❌?

(C) The cell has chloroplasts, cell wall and mitochondria. ✔️ or ❌?

(D) The cell doesn't not have chloroplasts, cell wall and fixed shape. ✔️ or ❌?

How many species of living things are alive on earth today? more than 1,000,000 none of these answers are correct 100-500 1,000 –500,000 o 500,000 -1,000,000

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

Which type of respiration takes place when there is no oxygen present