Diversity in Living World [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Biology]: Questions 837 - 840 of 1163
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Question 837
Appeared in Year: 2007
Question MCQ▾
In gymnosperms, the pollen chamber represents: [CBSE PM/PD]
Choices
Choice (4) | Response | |
---|---|---|
a. | A cavity in the ovule in which pollen grains are stored after pollination | |
b. | The microsporangium in which pollen grains develop | |
c. | An opening in the megagametophyte through which the pollen tube approaches the egg | |
d. | A cell in the pollen grain in which the sperms are formed |
Question 838
Appeared in Year: 2007
Question MCQ▾
Flagellated male gametes are present in all the three of which one of the following sets? [CBSE PM/PD]
Choices
Choice (4) | Response | |
---|---|---|
a. | Anthoceros, Funaria and Spirogyra | |
b. | Fucus, Marsilea and Calotropis | |
c. | Riccia, Dryopteris and Cycas | |
d. | Zygnema, Saprolegnia and Hydrilla |
Question 839
Appeared in Year: 2007
Question MCQ▾
ICBN stands for: [CBSE PM/PD]
Choices
Choice (4) | Response | |
---|---|---|
a. | Indian Congress of Biological Names | |
b. | Indian Code of Botanical Nomenclature | |
c. | International Congress of Biological Names | |
d. | International Code of Botanical Nomenclature |
Question 840
Appeared in Year: 2006
Question MCQ▾
In a moss the sporophyte: [CBSE PM/PD]
Choices
Choice (4) | Response | |
---|---|---|
a. | produces gametes that give rise to the gametophyte | |
b. | arises from a spore produced from the gametophyte | |
c. | manufactures food for itself, as well as for the gametophyte | |
d. | is partially parasitic on the gametophyte |