8th grade
Human biology
Random
Vitamins
BTS questions
100


Determine into which class classified a given organism below. (SQUIRREL)



A) Fishes
B) Amphibians
C) Reptiles
D) Birds
E) Mammals

E) Mammals

100


54. How many milk teeth does a human have?
A) 28
B) 32

C) 16

D) 20 

E) 24


D) 20 

100


Which of the following recommendations for preventing gastrointestinal diseases is wrong?


A) Wash your hands

B) Cook at safe temperature
C) Respect best before dates
D) Do not use swollen food can E) Store meat at room temperature


C) Respect best before dates

100


Night blindness is caused by deficiency of vitamin


A) A
B) K

C) C
D) D
E) E


D

100

There is an image of a cell that has been magnified 20000 thousand times. The image is 30 mm. What is the actual length of the cell?

x*20000=30
x=0,0015 mm= 1,5 micrometer

200


The members of these Kingdom can be microscopic or large, unicellular or multicellular. They are heterotrophs and decomposers. In their cell wall found chitin. What Kingdoms’ characteristics are these?


A) Plantae
B) Animalia
C) Protista
D) Fungi
E) Bacteria



D) Fungi

200


Molar teeth used for ... (8.1.2.2)
A) bite
B) cut
C) rip

D) tear E) chew




A) bite

200


Which organelle can be found both in prokaryotic and eukaryotic cells?


A) Ribosome
B) Mitochondria

C) Golgi body
D) Endoplasmic reticulum E) Chloroplast


A) Ribosome

200


In which of the following found vitamin C?


A) lemon
B) rice

C) potato
D) fish
E) mushroom


E) mushroom
A) Lemon

300


Choose the correct order of food passage through the digestive tract.


A) oral cavity-pharynx- stomach-esophagus B) oral cavity-esophagus-pharynx-intestine C) pharynx-esophagus-stomach- intestine D)pharynx-liver-intestine-stomach

E) oral cavity-stomach-esophagus-intestine



C) pharynx-esophagus-stomach- intestine


300


The hardest material in your body


A) Bone
B) Enamel
C) Dentine

D) Muscle 

E) Nail


B) Enamel

300


Which of the following is a monomer of cellulose?


A) Glycerol
B) Glucose

C) Amino acid D) Phospholipid E) Fatty acid


B) Glucose

300

Bend in the leg bones of a child is a sickness called rickets. Which vitamin avitaminosis has got this child?
A) D
B) C
C) B12
D) A
E) E



A) Vitamin D

400


Which of the following is not true for chitin?


A) It is sugar
B) It is found in fungal cell wall

C) It is found in Arthropods exoskeleton D) It gives hardness to cells
E) It is stored only in animal cells


E) It is stored only in animal cells

400

Finger like projection in inner lining of the small intestine


A) villi B) cilia C) branch D) fiber E) tubule

A) villi

400


All of the given below are properties of proteins except ...


A) They are building blocks of organisms
B) They are transport molecules in organisms

C) They regulate processes in the cell
D) They protect organism
E) They are main source of energy in organism


E) They are main source of energy in organism

400

Deficiency of vitamin A brings to (two answers)

Not growing up
Night blindness

500


These plants that have vascular systems, don’t reproduce by seeds, have stems, leaves, roots.

A) Algae
B) Mosses
C) Ferns
D) Gymnosperms
E) Angiosperms



C) Ferns

500


Which of the following secretes bile?
 A) Liver
B) Pancreas
C) Stomach

D) Intestine
E) Esophagus


 A) Liver

500

Vitamin C deficiency brings to (two things)

hemorrhage (bleeding)

Bleeding gums