Biology Mcqs test No 7


There are 10 MCQS.Choose the best option that you find correct.Give all of your Answers in one comment.

(1) Insulin is released by :
A. pancreas
B. β cells
C. α cells
D. all of these

(2)  The adrenal cortex produces :
A. Calcitonin
B. Epinephrine
C. Aldosterone
D. Adrenaline

(3) The disorder in which the bones become thin and porous :
A. Rickets
B. Arthritis
C. Osteoporosis
D. Osteomalacia

(4) Tetanus is an infection of ____ system .
A. nervous
B. excretory
C. respiratory
D. digestive

(5) The total number of ribs in Human are :
A. 12
B. 24
C. 31
D. 62

(6) Dark reactions of Photosynthesis occur in :
A. Chloroplast
B. Stroma
C. Mitochondria
D. Granna

(7) Yeasts belong to ____ group of Fungi.
A. Zygomycota
B.  Ascomycota
C. Basidiomycota
D. Deuteromycota

(8) Pepsinogen in stomach in secreted by
A. parietal cells
B. chief cells
C. goblet cells
D. endocrine cells

(9) Bonds between nitrogenous bases of RNA are :
A. glycosidic
B. phosphodiester
C. hydrogen
D. ester

10) Bryophytes absorb water through :
A. roots
B. mycorrhizae
C. rhizoids
D. both A and C


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