*Question*
Fact 1: Population size influences the chances of a species surviving. Fact 2: Economic migration affects the population size. Given the two facts above, answer the question "What influences the chances of a species surviving?" with the following options: - light energy - migration - plate tectonics - cell division - animals - temperature - environment - erosion
**Answer**
migration

*Question*
Fact 1: Chromosomes are the form of the genetic material of a cell during cell division. Fact 2: Mitosis is cell division. Given the two facts above, answer the question "What are the form of the genetic material of a cell during mitosis?" with the following options: - chromosomes - graptolites - fur and fat - peachleaf willow - pollen - Leptospirosis - animals - it can be seen
**Answer**
chromosomes

*Question*
Fact 1: Skin is used for breathing air by frogs. Fact 2: Frogs belong to the Class Amphibia, and rely on moisture to breathe, reproduce and survive. Given the two facts above, answer the question "What do frogs need to survive?" with the following options: - food - friends - Water - predators - lungs - skin - warmth - desert
**Answer**
skin

*Question*
Fact 1: Erosion causes a river to become deeper and wider. Fact 2: On the contrary, the NILE is the longest river in Africa. Given the two facts above, answer the question "If eroded the Nile would become what?" with the following options: - imbalanced - Plant growth is reduced - detritus - colder and wetter - Sediment - solid, liquid, gas - deeper and wider - dormant state
**Answer**
deeper and wider