1
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
A dioecious flowering plant prevents both
A
autogamy and geitonogamy
B
geitonogamy and xenogamy
C
cleistogamy and xenogamy
D
autogamy and xenogamy.
2
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
Functional megaspore in an angiosperm develops into an
A
endosperm
B
embryo sac
C
embryo
D
ovule.
3
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
In case of proiferans, the spongocoel is lined with flagellated cells called
A
oscula
B
choanocytes
C
mesenchymal cells
D
ostia.
4
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following are found in extreme saline conditions?
A
Eubacteria
B
Cyanobacteria
C
Mycobacteria
D
Archaebacteria