Conifers differ from grasses in the:

1. production of seeds from ovules

2. lack of xylem tracheids

3. absence of pollen tubes

4. formation of endosperm before fertilization

Subtopic:  Examples of Gymnosperms | General Account of Angiosperms (OLD NCERT) |
AIPMT - 2006
Please attempt this question first.
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Consider the following four statements:
 

(A) The sporophyte in liverworts is more elaborate 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:
1. Statements (A) and (B)
2. Statements (A) and (C)
3. Statements (A) and (D)
4. Statements (B) and (C)

Subtopic:  Bryophytes (Liverworts) | Pteridophytes: Heterospory | Examples of Gymnosperms | Life Cycle Patterns in Plants (OLD NCERT) |
 72%
From NCERT
AIPMT - 2011
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
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To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh