You are presented with the question "What is used for finding food by some animals?" and the following answer choices: - metal detectors - telekinesis - olfaction - Earthworms - cooking - mussels - bamboo - heat energy Now knowing that smell is used for finding food by some animals and olfaction is the sense of smell, choose the best answer.
olfaction
(Question)
You are presented with the question "DNA is found in what?" and the following answer choices: - humans - animals - pollen - mammals - A Greek letter - insects - Most plants - coded genes Now knowing that dNA is found in chromosomes and genes are part of the chromosomes and coded for on the DNA strands, choose the best answer.
(Answer)
coded genes
Ques: You are presented with the question "What has a backbone?" and the following answer choices: - Humans - sharks - Jellyfish - Snails - ferns - Hornets - people - insects Now knowing that vertebrates are animals that have a backbone and human beings are vertebrates, choose the best answer.
Ans: Humans
(Q).
You are presented with the question "_ are passed from lower to higher trophic levels" and the following answer choices: - fossil fuels - rays or beams - nutrients - environment - animals - heat produced - Most plants - Light Now knowing that energy is passed up a food chain or web from lower to higher trophic levels and an example of chemical energy is food nutrients, choose the best answer.
(A).
nutrients
Ques:You are presented with the question "What happens on the formation where water moves sediment downstream?" and the following answer choices: - mechanical - watershred - erosion - cranes roost - near the shoreline - streams. - it can be seen - swamp vegetation Now knowing that asandbar is formed by water moving sediment downstream and native species, such as cranes, use open water and barren sandbars for roosting at night, choose the best answer.

Ans:cranes roost
You are presented with the question "What happens when the immune system recognizes a foreign substance?" and the following answer choices: - an area swollen with pus - The immune system fails - irradiation - Bacteria dies - Antibodies are formed - major threat to health - Something that causes allergies - Viruses reproduce Now knowing that antigens are molecules that the immune system recognizes as foreign to the body and antibodies are produced to fight antigens, choose the best answer.
Antibodies are formed