Answer:minerals and rocks
Explanation:
Answer:
B
Explanation:
process of elimination. The other ones were wrong tbh. Also, in natural selection genetic variation/mutations are a HUGE FACTOR according to darwins 3 principles of evolution.
The bat is the most qualified in being the secondary consumer. Cat eats bat, bat eats insect, insect eats leaf.
Answer: <u>Genetic Modification of crop plants.</u>
Explanation:
Genetic modification alters the genome of an organisms through the use of biotechnological tools and advancements in molecular biology. Usually, DNA is swapped among organisms, and between species; this is called transgenes. These altered plants are usually called transgenic organisms.
Some plants can be modified in several ways to meet global food security needs. These include:
-drought tolerance-plants grow in arid conditions with minimal water
-increased yield- plants produce more crop per input
Answer:
Food prevention is to stop or slow down the spoilage of food,
loss of quality and edibility of food for longer time.
METHODS OF FOOD PRESERVATION
- CANNING: this involves cooking the food in special oil or paste and packing it in air tight cans under strict hygiene.
- REFRIGERATION: this involves storing the food at a temperature below 0°c. This renders bacteria and other decay causing agents inactive
