
Biology MCQ – Set 2
Biology MCQ – Set 2
Serial : 11, Question ID : 1206
Prokaryotic cells lack
(A) nucleolus
(B) nuclear membrane
(C) membrane bound by organelles
(D) All of these
(D) All of these
Serial : 12, Question ID : 1207
Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by
(A) Robert Hooke
(B) Robert Brown
(C) Rudolf Virchow
(D) Theodore Schwann
(B) Robert Brown
Serial : 13, Question ID : 1208
Other than spreading malaria, anopheles mosquitoes are also vectors of
(A) dengue fever
(B) filariasis
(C) encephalitis
(D) yellow fever
(B) filariasis
Serial : 14, Question ID : 1209
Plants that grow in saline water are called
(A) halophytes
(B) hydrophytes
(C) mesophytes
(D) thallophytes
(A) halophytes
Serial : 15, Question ID : 1210
Pyorrhoea is a disease of the
(A) nose
(B) gums
(C) heart
(D) lungs
(B) gums
Serial : 16, Question ID : 1211
O2 released in the process of photosynthesis comes from
(A) CO2
(B) water
(C) sugar
(D) pyruvic acid
(B) water
Serial : 17, Question ID : 1212
Plants hormone that induces cell division is
(A) auxins
(B) gibberellins
(C) Cytokinins
(D) domins
(C) Cytokinins
Serial : 18, Question ID : 1213
Plants hormone that is mainly responsible for Cell enlargement
(A) auxins
(B) gibberellins
(C) Cytokinins
(D) domins
(A) auxins
Serial : 19, Question ID : 1214
Phloem is a tissue found in
(A) reproductive organs of animals
(B) plants
(C) insects
(D) mammals
(B) plants
Serial : 20, Question ID : 1215
N2 content is kept constant in the biosphere due to
(A) N2 fixation
(B) industrial pollution
(C) nitrogen cycle
(D) absorption of N2
(C) nitrogen cycle
Comments are closed.