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כניסה

UPJS Biology

שאלות מתוך מאגר ה 600 שאלות מבחן כניסה - ביולוגיה תהנו :) עידו.

#IMS #UPJS #למהרפואהאמא

45 שאלות
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מנהלים:

Ido Akiva

Discuss, Learn and be Happy דיון בשאלות

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31. The following belong to the membranous organelles:

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שאלה #79039

		a. nucleolus
		b. centrosomes
		c. ribosomes
		d. chromosomes
		e. Golgi apparatus
		f. cytoskeleton
		g. lysosomes
		h. vacuoles

מיין לפי

32. The following belong to the mitotic apparatus of the cell:

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שאלה #79040

		a. centromeres
		b. chromosomes
		c. astrosphere
		d. centrioles
		e. polar bodies
		f. mitotic spindle
		g. chromatids
		h. nucleolus organizer regions

מיין לפי

33. Endocytosis בדיקה:

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שאלה #79041

		a. is e.g. pinocytosis
		b. involves rearrangement of cytoplasmic membrane and cytoskeleton
		c. is a passive transport of substances into the cell
		d. is an active transport of substances into the cell
		e. is an active transport of substances out of the cell
		f. does not require any energy of ATP
		g. requires carrier proteins
		h. is e.g. phagocytosis

מיין לפי

34. Plant cell in hypertonic solution:

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שאלה #79042

		a. loses water
		b. increases its pressure
		c. does not change the volume
		d. undergoes plasmolysis
		e. takes up water by osmosis
		f. increases its volume
		g. decreases its internal volume
		h. loses water and the plasma membrane detaches from the cell wall

מיין לפי

35. Diffusion and osmosis have in common that:

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שאלה #79043

		a. both are an example of active transport of substances
		b. both require energy of ATP
		c. both are an example of passive transport of substances
		d. molecules move through cytoplasmic membrane from the place of lower concentration to the place of higher concentration
		e. in both rearrangement of cytoplasmic membrane and cytoskeleton happens
		f. molecules move through cytoplasmic membrane from the place of higher concentration to the place of lower concentration
		g. both do not require energy of ATP
		h. in both rearrangement of cytoplasmic membrane and cytoskeleton does not happen

מיין לפי

36. Passive transport of substances across cell membrane:

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שאלה #79044

		a. does not require energy
		b. is e.g. the transfer of glucose and of amino acids against the concentration gradient
		c. is the transfer of substances against their concentration gradient
		d. is e.g. diffusion
		e. is e.g. osmosis
		f. is passage of solutes down their concentration gradient
		g. does not depend on the concentration gradient of the given substance
		h. is typical for the passage of water molecules, gases, ethanol

מיין לפי

37. Hypotonic solution:

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שאלה #79045

		a. is the solution with lower concentration of the solutes
		b. is the solution with higher concentration of the solutes
		c. causes the plasmolysis of plant cells
		d. causes the burst of animal cells
		e. causes the lysis of red blood cells
		f. causes detachment of the plasma membrane from the cell wall
		g. is e.g. distilled water
		h. causes osmotic water intake by the cell

מיין לפי

38. Transport proteins of the plasma membrane:

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שאלה #79046

		a. transport the substances in form of vesicles down the concentration gradient
		b. are universal for the transport of all substances
		c. are very specific to the transported substances
		d. specifically transport some of the substances into the cell
		e. are important in endocytosis
		f. play an important role in diffusion and osmosis
		g. transport the substances that are unable to pass into the cell by simple diffusion
		h. are used in facilitated diffusion

מיין לפי

39. Mark the incorrect answers:

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שאלה #79047

		a. cytoskeleton is important for the diffusion and osmosis
		b. vacuoles play a significant role in metabolic processes of the animal cells
		c. microtubules contain tubulin
		d. microfilaments contain pectin
		e. mitotic spindle is formed between the centromeres
		f. plastid is a type of chloroplast
		g. microfilaments are important for cell shortening and microtubules for cell prolongation
		h. thylakoids occur predominantly in chlorophyll a

מיין לפי

40. The following may pass across the biomembrane by diffusion:

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שאלה #79048

		a. all the substances into the cell
		b. all the substances out of the cell
		c. gases
		d. ethanol
		e. oxygen across the alveolar walls into the blood
		f. small molecules that are hydrophobic
		g. water
		h. carbon dioxide from the blood into the tissue cells

מיין לפי

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