Basic Biology MCQs from 21 to 25
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21. Which is a parasitic plant?
(A) cuscuta
(B) rose
(C) ferns
(D) mosses
22. True roots absent in
(A) ferns
(B) bryophytes
(C) gymnosperms
(D) angiosperms
23. The mechanism for ATP synthesis is
(A) chemosynthesis
(B) photosynthesis
(C) phosphorylation
(D) chemiosmosis
24. Enzyme present in the saliva is
(A) lipase
(B) trypsin
(C) ptyalin
(D) invertase
25. Nitrogen is present in
(A) carbohydrates
(B) proteins
(C) lipids
(D) carbonates
ANSWERS: BASIC BIOLOGY MCQS
21. (A) cuscuta
22. (B) bryophytes
23. (D) chemiosmosis
24. (C) ptyalin
25. (B) proteins