Match items in Column I with those in Column II:
(A) | Peritrichous flagellation | (J) | Ginkgo |
(B) | Living fossil | (K) | Macrocystis |
(C) | Rhizophore | (L) | Escherichia coli |
(D) | Smallest flowering plant | (M) | Selaginella |
(E) | Largest Perennial alga | (N) | Wolffia |
Select the correct answer with the following
1. A –L ; B –J; C –M ; D – N ; E – K
2. A– K ; B – J; C – L ; D –M; E – N
3. A– J ; B – K; C – N ; D –L; E – K
4. A– N ; B – L; C – K ; D – N; E –J
Top-shaped multiciliate male gametes, and the mature seed which bears only one embryo with two cotyledons, are characteristic features of:
1. Gamopetalous angiosperms
2. Conifers
3. Polypetalous angiosperms
4. Cycads
Water is essential for Bryophyta:
1. | For fertilization and homosporous nature |
2. | Water should be filled in the archegonium for fertilization |
3. | Water is necessary for the movement of sperm |
4. | For the dissemination of spores |
A true statement for Ulothrix:
1. | Filamentous thallus and flagellated reproductive structures |
2. | Branched thallus |
3. | Flagellated cells absent |
4. | None of the above |
Which statement is wrong for Cycas:
1. Xylem have vessels
2. Female flowers well developed
3. It has coralloid roots
4. Circinate ptyxis
Largest sperm is of:
1. Pinus
2. Cycas
3. Ephedra
4. Sequoia
Walking fern, a name of Adiantum is due to:
1. Dispersal by animals
2. Reproduction by spores
3. Vegetative reproduction
4. Power of locomotion
Transfusion tissue is present in the leaves of:
1. Pinus
2. Dryopteris
3. Cycas
4. Both (1) and (3)
In oogamy, fertilization involves:
1. | A large non-motile female gamete and a small motile male gamete |
2. | A large non-motile female gamete and a small non-motile male gamete |
3. | A large motile female gamete and a small non-motile male gamete |
4. | A small non-motile female gamete and a large motile male gamete |
Which one of the following is a living fossil:
1. Moss
2. Saccharomyces
3. Spirogyra
4. Cycas