Answer the following question given this paragraph: Roundworms have a pseudocoelom and hydrostatic skeleton. Their body is covered with tough cuticle. Q: What is the body of a roundworm covered with? Choices: - thick scales - thin epidermis - slime - tough cuticle A:
tough cuticle
Answer the following question given this paragraph: We see many objects out in space that emit light. This matter is contained in stars, and the stars are contained in galaxies. Scientists think that stars and galaxies make up only a small part of the matter in the universe. The rest of the matter is called dark matter . Q: Scientists think that stars and galaxies make up only a small part of the matter in the universe. what is the rest of the matter called? Choices: - typical matter - light matter - cold matter - dark matter A:
dark matter
Q: Answer the following question given this paragraph: Electronic components are the parts used in electronic devices such as computers. Types of electronic components include diodes, transistors, and integrated circuits. Q: What are the parts used in electronic devices such as computers called? Choices: - batteries - digital components - chargers - electronic components A:
A: electronic components
Question: Answer the following question given this paragraph: Epithelial tissue from epithelium. Below this is dermis, thicker and with blood vessels. Two specialized epithelia: pseudostratified transitional Pseudostratified epithelia lines the trachea (where it is ciliated)and the male urethra (where it is non ciliated), looks stratified but not. Transitional epithelia found only in bladder and urinary system. As it stretches it appears to go from 6 to 3 cell layers deep. Glandular epithelia (gland: group of cells that excretes something. mostly derived from epithelium. Glands are classified into endocrine and exocrine by where they excrete. Endocrine glands secrete hormones into the blood without use of ducts. Exocrine glands secrete onto the body surface or into a cavity, thru a duct. Exocrine substances include sweat, mucous, oil, and saliva. An exocrine gland is the liver, which secretes bile. Q: Is sweat an exocrine or endocrine substance? Choices: - neither - both - exocrine - exocrine A:
Answer: exocrine
*Question*
Answer the following question given this paragraph: Q: What impact does photosynthesis have on the direction of electron flow? Choices: - repeats it - cycles it - cools it - reverses it A:
**Answer**
reverses it
Q: Answer the following question given this paragraph: In seed plants, the gametophyte generation takes place in a cone or flower, which forms on the mature sporophyte plant. Each male gametophyte is just a few cells inside a grain of pollen. Each female gametophyte produces an egg inside an ovule. Pollination must occur for fertilization to take place. Zygotes develop into embryos inside seeds, from which the next sporophyte generation grows. Q: What develops into embryos inside seeds, from which the next sporophyte generation grows? Choices: - secretions - buds - pupa - zygotes A:
A: zygotes