Vein deposits of gold and silver are formed by igneous intrusion, and veins of Gold ore most commonly occur in cracks and fissures in igneous rocks. Given these facts, where are deposits of gold found among the following options: - In sediment - kalenchoes - fissures - rocks - mines - coral reefs - inactive - calcite
fissures

(Question)
Being exposed to wind can cause erosion of soil, and desertifcation can be caused by overgrazing, soil erosion, prolonged drought, or climate change. Given these facts, being exposed to wind can cause among the following options: - Pollution - deforestation - flooding - hyrdation - contamination - isolate - Desertification - scattered light
(Answer)
Desertification

Ques: Mammals have a layer of fat under the skin to help insulate the body, and when stored in the body, fat helps maintain body temperature by acting as an insulator. Given these facts, what do mammals have that help maintain temperature among the following options: - body - bone - skin - fur - hair - wool - Fat - coat
Ans: Fat

(Q).
Adelta is formed by deposition of sediment at the mouth of a river by water fanning out, and erosion is responsible for wearing down exposed places and depositing sediment in level places. Given these facts, a delta is formed by among the following options: - erosion - motion - plate shifts - flooding - loose soil - Earthworms - compression - gravity
(A).
erosion

Ques:Chemical splashing can cause harm to humans, and some pain can be harmful. Given these facts, what can chemical splashing cause to humans among the following options: - death - pain - pleasure - birth - satisfaction - cancer - deadly - Injury

Ans:pain

Ques: Aflower 's purpose is to produce seeds, and seed production is good, and propagation is by seeding. Given these facts, a what has the purpose to produce for propagation among the following options: - bushes - pollen - sperm - root - leaf - stem - flower - orchids
Ans:
flower