If erosion causes the Nile to become deeper and wider, then erosion causes the Nile to become:? Answer choices: - Sediment - shallower - less wide - deeper and wider - homogenous - colder and wetter - faster - Physical weathering
deeper and wider

If mutations are required for species to change over time, then the changes in species that have been seen over time required? Answer choices: - Energy - exercise - strong microscopes - mutations - gene splicing - warm weather - vegetation - Energy.
mutations

Q: If male gametes swim from male to female reproductive organs for fertilization, then what swims from male to female reproductive organs in fertilization? Answer choices: - ovaries - barnacles - fur seals - eggs - gastropod shells - male gametes - kinetic energy - female gametes
A: male gametes

Question: If weathering of rocks is caused by water, then what causes rocks to weather? Answer choices: - seasons - force - erosion - storms - water - heat - lightning - gas
Answer: water

*Question*
If viruses often can spread bacteria through droppings, then viruses often can spread bacteria through what? Answer choices: - the skin - microscopes - contamination - covering - washing - alveoli - droppings - coating
**Answer**
droppings

(Question)
If bats conserve body heat with their fur, then what conserves body heat with their fur? Answer choices: - hawks - shrews - flying fish - pigs - humans - dogs - crocodiles - bats
(Answer)
bats