Fact 1: Mechanical weathering is when rocks are broken down by mechanical means. Fact 2: Sediment, and sedimentary rock, is made of particles broken down from other rocks. Given the two facts above, answer the question "What occurs when rocks are weathered mechanically?" with the following options: - Sediment - flooding - movement - Winter - deltas - wind - amoebae - friction
Sediment

(Question)
Fact 1: Gills are used for breathing water by aquatic animals. Fact 2: Fish are backboned aquatic animals. Given the two facts above, answer the question "fish use gills for what" with the following options: - motility - breathing carbon dioxide - courtship - producing oxygen - biodiversity - breathing water - food and shelter - drinking water
(Answer)
breathing water

Ques: Fact 1: Fertilization occurs when sperm swim to an egg inside an archegonium. Fact 2: Each archegonium is flask shaped. Given the two facts above, answer the question "What shape is the organ where fertilization occurs when sperm swim to an egg?" with the following options: - a prism - Flask - liquid - rings - Seesaw - porous - organ - gills
Ans: Flask

(Q).
Fact 1: Running water is better able to dissolve oxygen and nutrients than standing water. Fact 2: Also, running water in rivers is the major force of erosion on the surface of the earth. Given the two facts above, answer the question "Which body of water would be able to dissolve oxygen and nutrients the best?" with the following options: - NaCl - Lake - Puddle - Pond - rain - CO 2 - River - sugar
(A).
River

Ques:Fact 1: Pollination is the fertilization step in the sexual reproduction of plants. Fact 2: Pollination is mostly by honeybees, and wind pollination is limited. Given the two facts above, answer the question "Plant reproduction is often assisted by what insect?" with the following options: - wasps - crickets - ants - salamanders - honeybees - animals - seeds - vegetation

Ans:honeybees

Ques:Fact 1: Mutations may change the structure of a chromosome or just change a single nucleotide. Fact 2: DNA is made up of nucleotides. Given the two facts above, answer the question "What do mutations do to DNA?" with the following options: - It expands - Damages them - negative - Moisturize it. - Help it. - Destroy it. - It decreases - Change it.

Ans:
Change it.