Match these items. 1 .
water droplets
necessary organisms in nitrogen cycle
2 .
denitrification
release of nitrogen from nitrogen compounds
3 .
bacteria and plants
process of using oxygen to obtain energy from carbon-containing food
4 .
respiration
forms as water vapor condenses
5 .
people and animals
use plants for food

Water droplets:-forms as water vapor condenses.Denitrification:- release of nitrogen from nitrogen compoundsbacteria and plants:-necessary organisms in nitrogen cycle.respiration:-process of using oxygen to obtain energy from carbon-containing food .people and animals:-use plants for food

2positives of biotechnology: 1. plants have become more resistant to viruses and other communicable pests.2. with the of biotechnology, we have been able to produce better tasting fruits as well as vegetables.2 negatives of biotechnology: 1. biotechnology poses a number of environmental threats. genetically modifies crops often infect monarch butterflies and other insect species.2. viruses could combine with crops.