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
Desertification

(Question)
Apesticide is used for protecting plants by killing insects, and plants are poisoned by herbicides, animals by pesticides. Given these facts, what doesn't protect plants among the following options: - viruses - smallpox - herbicide - steroids - A virus - Nematoda - chickenpox - cigarettes
(Answer)
herbicide

Ques: Food consists of organic molecules that store energy in their chemical bonds, and all organic matter eventually decomposes. Given these facts, what eventually decomposes among the following options: - Carbon - food - bushes - fungus - Fungi - time - metal - space
Ans: food

(Q).
Flowing water can slowly dissolve carbon in sedimentary rock, and rivers and streams are bodies of fresh, flowing water. Given these facts, what can slowly dissolve carbon in sedimentary rock among the following options: - hydrocarbons - acetic acid - precipitation - evaporation - rivers and streams - puddles - ponds - nitrogen
(A).
rivers and streams

Ques:Consumers take in food by eating producers or other living things, and producers gain in terms of producer surplus. Given these facts, what can take in food by eating those that gain in terms of surplus among the following options: - rabbit - Energy - animals - those who don't eat - insects - producers - dead beings - consumers

Ans:consumers

Ques: Nuclear reactions in stars causes stars to produce light, and earth is one of the planets orbiting a star called the Sun. Given these facts, nuclear reactions in space provide the Earth with among the following options: - nukes - light - energy - climate - heat - rocket ships - warmth - nuclear power plants
Ans:
light