You are presented with the question "What is a possible negative effect of exposing soil to wind " and the following answer choices: - It used to be covered by water - exposure to cold - decrease in crop yields - greater food production - elimination of harmful pests - a tree falling - wind power increases - Damages them Now knowing that being exposed to wind can cause erosion of soil and soil erosion causes crop yields to decrease, choose the best answer.
decrease in crop yields
(Question)
You are presented with the question "What is required to burn a building?" and the following answer choices: - oxygen - voltage - sigh - ghost - words - sunlight - heat - power Now knowing that afire requires oxygen to burn and building destroyed by fire, choose the best answer.
(Answer)
oxygen
Ques: You are presented with the question "A solar panel converts sunlight into what?" and the following answer choices: - watts - energy - static - LEDs - paper - water - Light - heat Now knowing that asolar panel converts sunlight into electricity and electric power is measured in watts, choose the best answer.
Ans: watts
(Q).
You are presented with the question "Flooding can cause what to leave an environment" and the following answer choices: - fish - animals - ducks - plants - threatened - kill them - Sediment - coastlines Now knowing that natural disasters can cause animals to leave an environment and flooding is the most common natural disaster, choose the best answer.
(A).
animals
Ques:You are presented with the question "What happens when a sperm enters an egg?" and the following answer choices: - Conception - It will move. - competition - Menstruation - rapid expansion - The egg multiplies - Sperm reproduce - pollen Now knowing that fertilization occurs when sperm swim to an egg inside an archegonium and when conception occurs in the female, a sperm fertilizes an egg, choose the best answer.

Ans:Conception
You are presented with the question "What do plants build their cell walls from?" and the following answer choices: - By wind and rain - Deposition - Deposition. - algae - Chemical energy - plant wall - plant material - polysaccharides Now knowing that plants use cellulose for their cell walls and another important polysaccharide is cellulose, choose the best answer.
polysaccharides