Select Chapter Topics:
Q. No.Which of the following algae contains mannitol as reserve food material?
(1) Volvox
(2) Ulothrix
(3) Ectocarpus
(4) Gracilaria
Difficulty Level:
Which of the following algae produce Carrageen?
(1) Red algae
(2) Blue-green algae
(3) Green algae
(4) Brown algae
Difficulty Level:
Gemmae are present in:
(1) Some Gymnosperms
(2) Some Liverworts
(3) Mosses
(4) Pteridophytes
Difficulty Level:
Genera like Selaginella and Salvinia produce two kinds of spores. Such plants are known as
1. Homosporous
2. Heterosporous
3. Homosorus
4. Heterosorus
Difficulty Level:
Which of the following pairs is of unicellular algae?
1. Gelidium and Gracilaria
2. Anabaena and Volvox
3. Chlorella and Spirulina
4. Laminaria and Sargassum
Difficulty Level:
Strobili or cones are found in:
1. Pteris
2. Marchantia
3. Equisetum
4. Salvinia
Difficulty Level:
Phycoerythrin is the major pigment in :
1. Red algae
2. Blue-green algae
3. Green algae
4. Brown algae
Difficulty Level:
Which of the following statements is incorrect about gymnosperms?
1. They are heterosporous
2. Male and female gametophytes are free-living
3. Most of them have narrow leaves with thick cuticle
4. Their seeds are not covered
Difficulty Level:
Male and female gametophytes do not have an independent free-living existence in:-
1. Pteridophytes
2. Algae
3. Angiosperms
4. Bryophytes
Difficulty Level:
Pinus seed cannot germinate and establish without fungal association. This is because:
1. its seeds contain inhibitors that prevent germination.
2. its embryo is immature.
3. it has obligate association with mycorrhizae.
4. it has very hard seed coat.
Difficulty Level:
Select Chapter Topics:
© 2022 GoodEd Technologies Pvt. Ltd.