Deck 8 (141 - 160)

Question 1

141. The nuclear envelope contains …
     a. microtubules
     b. peptidoglycan
     c. nuclear pores
     d. lignin

Answer 1

nuclear pores

Question 2

142. Bacteria may be propelled by:

a. cilia
b. rotating thread-like flagellum
c. undulating thread-like flagellum
d. undulating 9+2 type flagellum

Answer 2

rotating thread-like flagellum

Question 3

143. The following belong/s into the oral cavity:

a. small and large digestive glands
b. 3 large saliva glands, which produce the saliva only by provoking a conditioned reflex
c. parotid glands producing the saliva containing ptyalin
d. hypoglossal glands producing the saliva containing amylases

Answer 3

parotid glands producing the saliva containing ptyalin

Question 4

144. In prokaryotic cells, the genetic information is attached to the body, referred to as ?

Answer 4

nucleoid

Question 5

145. The plant cell differs from the animal one in that the former has:

a. mitochondria
b. cell wall
c. ribosomes
d. rough endoplasmic reticulum

Answer 5

cell wall

Question 6

146. Among living animals, crocodiles are most closely related to ?

Answer 6

birds

Question 7

147. In the oral cavity of man:

a. digestion of starches is completed
b. the saliva contain bactericidal substances eg. lysozyme
c. pepsinogen is present
d. none of the above

Answer 7

the saliva contains bactericidal substances, eg. lysozyme

Question 8

148. The general characteristics of the cells does not include …

a. multiplication
b. heat receiving from the environment
c. chemical composition
d. structure

Answer 8

heat receiving from the environment

Question 9

149. Cells of all the animals …

a. are in some cases prokaryotic
b. have membrane organelles
c. reproduce by direct division
d. contain melanin

Answer 9

have membrane organelles

Question 10

150. Not all amphibians have:

a. partially divided heart
b. cutaneous respiration
c. lungs
d. legs

Answer 10

legs

Question 11

151. By the action of gastric juice, the following is/are digested in humans:

a. pepsinogen to pepsin
b. proteins by the action of chymosin
c. the received substances are detoxicated
d. some fats by the action of the gastric lipase

Answer 11

some fats by the action of the gastric lipase

Question 12

152. The most important cell characteristics are called:

a. metabolism
b. energy metabolism
c. substance flow
d. general characteristics

Answer 12

general characteristics

Question 13

153. The following are not to be found in plant cells …

a. tonoplast
b. nucleoli
c. plasmodesmata
d. myofibrils

Answer 13

myofibrils

Question 14

154. Depolarisation of microtubules is inhibited by ?

Answer 14

guanosine triphosphate

Question 15

155. Complete digestion of nutrients occurs ?

Answer 15

in the small intestine

Question 16

156. Construction function in a cell is missing in:

a. nucleic acids
b. proteins
c. carbohydrates
d. lipids

Answer 16

nucleic acids

Question 17

157. The following are to be found in the stroma of chloroplasts …

a.circular molecules of the DNA
b. cell sap
c. hydrolytic enzymes
d. chromatin

Answer 17

circular molecules of the DNA

Question 18

158. The bacteria cell wall is composed of:

a. chitin
b. polymers of sugar
c. lipoproteins
d. phospholipid matrix

Answer 18

polymers of sugar

Question 19

159. Ptalyin is the enzyme …

a. present in the gastric
b. excreted by the parotid glands
c. which digests proteins in the oral cavity
d. present in the intestinal juice

Answer 19

excreted by the parotid glands

Question 20

160. Storage function in a cell is missing in:

a. sugars
b. proteins
c. fats
d. carbohydrates

Answer 20

proteins