1
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Selaginella and Salvinia are considered to represent a significant step toward evolution of seed habit because
A
female gametophyte is free and gets dispersed like seeds.
B
female gametophyte lacks archegonia.
C
megaspores possess endosperm and embryo surrounded by seed coat.
D
embryo develops in female gametophyte which is retained on parent sporophyte.
2
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Consider the following four statements whether they are correct or wrong.
A.   The sporophyte in liverworts is more eleborate than that in mosses.
B.    Salvinia is heterosporous.
C.   The life-cycle in all seed-bearing plants is diplontic.
D.   In Pinus male and female cones are borne on different trees.

The two wrong statements together are
A
A and C
B
A and D
C
B and C
D
A and B.
3
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Examine the figure given below and select the correct option giving all the four parts (A, B, C and D) rightly identified. AIPMT 2011 Mains Biology - Plant Kingdom Question 25 English
A
(A) Archegoniophore
(B) Female thallus
(C) Gemmacup
(D) Rhizoids
B
(A) Antheridiophore
(B) Male thallus
(C) Globule
(D) Roots
C
(A) Archegoniophore
(B) Female thallus
(C) Bud
(D) Foot
D
(A) Seta
(B) Sporophyte
(C) Protonema
(D) Rhizoids
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Compared with the gametophytes of the bryophytes, the gametophytes of vascular plants tend to be
A
smaller but to have larger sex organs
B
larger but to have smaller sex organs
C
larger and to have larger sex organs
D
smaller and to have smaller sex organs.
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