FREE AND STUDY GAMES ABOUT CH 5 EUKARYOTIC CELL

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FREE AND STUDY GAMES ABOUT CH 5 EUKARYOTIC CELL

EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -30 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: The long, thread-like branching cells of molds are called: conidiophores, pseudohyphae, hyphae, septate, ascus

Answer:

hyphae Question 2: In euk cells, ribosomes have 2 loc's: scattered in the ___ & on the surface of ___: cytoplasm& golgi, nucleus& golgi, cytoplasm& ER, Cytoplasm & golgi, nucleus & ER

Answer:

cytoplasm& ER Question 3: The passageways in the nuclear envelope for movement of substances to and from the nucleus & cytoplasm are nuclear: histones, chromatin, pores, ER, inclusions

Answer:

pores Question 4: when a euk cell is NOT undergoing mitosis the DNA and its assoc proteins appear as a visible thread-like mass called: nuclear envelope, nucleosome, nucleolus, nucleoplasm, chromatin

Answer:

chromatin

Question 5: An organelle that's a stack of flattened, membranous sacs, & fn's to receive, modify & pkg proteins for cell secretion: mitochondria, lysosomes, Golgi apparatus, chloroplasts, ER

Answer:

Golgi apparatus Question 6: Which is not a characteristic of fungi: cells have cell walls, photosynthetic, include single-celled & filamentous forms, heterotrophic nutrition, can use a wide variety of nutrients

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photosynthetic Question 7: Most fungi obtain nutrients from dead plants & animals. These fungi are called: saprobes, parasites, substrates, nonseptate, dimorphic

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saprobes Question 8: which is found in eukaryotic cells, not in prokaryotic: Nucleus, mitochondria, endoplasmic reticulum, lysosomes, all of the choices

Answer:

all of the choices Question 9: During unfavorable growth condit's, many protozoa can convert to a resistant,

dormant stage called: endospore, cyst, seed, trophozoite, sporozoa

Answer:

cyst

Question 10: T/F... In humans, fungi can only infect the skin

Answer:

false Question 11: T/F... all fungi cause some kind of disease in plants & animals

Answer:

false

Question 12: Chloroplasts are composed of membranous sacks called ___ that carry

chlorophyll. Surrounding these sacks is a ground substance called ___:

thylakoids-stroma,granna-stroma, cristae-matrix, cristae-stroma, thylakoid-matrix

Answer:

thylakoids - stroma

Question 13: T/F .... rough endoplasmic reticulum is studded with ribosomes

Answer:

true Question 14: t/f... Chromosomes are generally not visible in the nucleus unless the cell is undergoing nuclear division

Answer:

true Question 15: Fungal asexual spores: only produced under harmful env condit's, are only asexually produced, cant be seen in a light microscope, are produced by molds but not yeasts, used to identify fungi

Answer:

used to identify fungi Question 16: What 2 cat's of fungi cause human diseases: primary & secondary, primary & vegetative, opportunistic & primary, secondary & opportunistic, vegetative & reproductive

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opportunistic & primary Question 17: Protists with contractile vacuoles: are algae, use them to expel excess water from the cell, typically live in salty seawater, use them for motility, all

Answer:

use them to expel excess water from the cell Question 18: The size of a eukaryotic cell ribosome is: 30S, 40S, 50S, 70S, 80S

Answer:

80S

Question 19: Protists include: yeasts & molds, algae & protozoa, helminthes, all, none

Answer:

algae & protozoa Question 20: Which of the following is not a fn of the eukaryote glycocalyx: protection, adherence, movement, reception of chemical signals, all

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movement Question 21: The motile, feeding stage of protozoa is called the: trophozoite, cyst, sporozoite, oocyst, food vacuole

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trophozoite Question 22: Fungi that grow as yeast at 1 temp but grow as mold at another temp are called: dimorphic, saprobes, pseudohyphae, spores, parasites

Answer:

dimorphic Question 23: euk flagella differ from prokaryotic flagella because only euk flagella: are used for cell motility, facilitate chemo taxis, facilitate photo taxis, are long whip-like structures, contain microtubules

Answer:

contain microtubules Question 24: biologists have found evidence that eukaryotic cells evolved from prok org's by a

process of intracellular: symbiosis, parasitism, communalism, none of these

Answer:

symbiosis Question 25: The eukaryotic cell's glycocalyx is: mostly polysaccharide, the site where many metabolic reactions occur, also called cell wall, composed of many diverse proteins, protection against osmotic lysis

Answer:

mostly polysaccharide