If a field contains approximately 1,000 kilocalories of energy in grass, which is eaten by crickets, which are eaten by birds, then approximately how many kilocalories of energy could be in the birds that live in this field?

A) 90 B) 1,000 C) 10 D) 100 E) 900


C

Biology & Microbiology

You might also like to view...

The 140 kbp genome containing many short repeats, ribosomal RNA genes, one RNA polymerase gene (rpo) and one RubisCO gene (rbcL) is most likely from a(n)

A) plant. B) autotrophic bacterium. C) chloroplast. D) autotrophic archaeon.

Biology & Microbiology

It is now possible to analyze the genetics of the new

generation by a. fetoscopy. b. amniocentesis. c. chorionic villi sampling. d. pre-implantation diagnosis. e. all of these.

Biology & Microbiology

Which of the following statements is false about

pioneer species? a. They have wide ranges of tolerance. b. Many partner with nitrogen-fixing bacteria. c. They remain permanent residents of the community. d. They include lichens and plants with short life cycles. e. They are often small annuals with wind dispersed seeds.

Biology & Microbiology

There are numerous fish genera that have individuals that can change their sex during their lifetime. What is this called?

A. sequential parthenogenesis B. sequential sex determination C. sequential production of gametes D. sequential fertilization E. sequential hermaphroditism

Biology & Microbiology