GAT Subject :: All Aptitude Test ::

Hassan
1.Which is the dominant phase in the life cycle of liverworts?
A. Diploid sporophyte
B. Diploid zygote
C. Haploid gametophyte
D. Diploid sporophyte

2.Which of the following are first evolved plants with vascular tissues?
A. Pteridophytes
B. Bryophytes
C. Thallophytes
D. Pteridophytes

3.Which of the following statement is incorrect?
A. Pteridophytes follow cryptogamae i.e. reproduce spores
B. The main plant body in Pteridophytes is Sporophyte
C. Pteridophytes grow in dry and cold places like mountains
D. Pteridophytes follow cryptogamae i.e. reproduce spores

4.Leaf like structure in Pteridophytes that bear spores are called as ?
A. Sporophylls
B. Pteridophylls
C. Sporangia
D. Sporophylls

5.Which is the dominant phase in the life cycle of a pteridophyte?
A. Gametophyte
B. Prothallus
C. Sporophyte
D. Gametophyte

6.Which among the following is incorrect?
A. Gametophyte is small and multi-cellular photosynthetic thallus.
B. Sporophyte is also called Pro-thallus
C. In mosses, gametophyte is the dominant phase
D. Gametophyte is small and multi-cellular photosynthetic thallus.

7.Which among the following is odd?
A. Lycopsida
B. Pteropsida
C. Sphenopsida
D. Lycopsida

8.Equisetum belongs to ?
A. Sphenopsida
B. Lycopsida
C. Pteropsida
D. Sphenopsida

9.Which among the following is the tallest tree?
A. Red wood tree
B. Pine
C. Deodar
D. Red wood tree

10.Which among the following are incorrect?
A. Gymnosperms are fruitless plants that are mostly found in hilly areas
B. Gymnosperms are perennial, evergreen and woody trees
C. Gymnosperms have needle-shaped leaves that are well-adapted to withstand extreme weather conditions
D. Gymnosperms are fruitless plants that are mostly found in hilly areas

11.In cycas, the type of root present is called as?
A. Taproot
B. Fibrous roots
C. Coralloid roots
D. Taproot

12.Cedrus have?
A. taproot system
B. simple leaves
C. branched stem
D. taproot system

13.Megasporangium in Gymnosperms is also called as
A. Macrosporangiate
B. Nucellus
C. Microsporangium
D. Macrosporangiate

14.Which of the following is incorrect about haplontic life cycle?
A. Gametophytes are the dominant phase in this life cycle
B. Sporophytes are free-living
C. Spores are haploid in nature and form gametophyte by mitotic division
D. Gametophytes are the dominant phase in this life cycle

15.Which among the following life cycle suits Chlamydomanas?
A. Haplontic
B. Diplontic
C. Triplontic
D. Haplontic

16.Which among the following is incorrect about diplontic life cycle?
A. Sporophyte is the dominant phase
B. All spermatophytes exhibit diplontic life cycle
C. Gametophyte depends on the sporophyte
D. Sporophyte is the dominant phase

17.Which among the following life cycle is exhibited by a rose plant?
A. Haplontic
B. Diplontic
C. Triplontic
D. Haplontic

18.Which among the following life cycle is exhibited by Fucus?
A. Diplontic
B. Haplontic
C. Triplolntic
D. Diplontic

19.Which among the following life cycle is exhibited by Polysiphonia?
A. Diplontic
B. Haplontic
C. Triplolntic
D. Diplontic

20.Which among the following is incorrect?
A. In bryophytes, haploid gametophyte is the dominant phase
B. In Volvox, haploid gametophyte is the dominant phase
C. In Spirogyra, diploid Sporophyte is the dominant phase
D. In bryophytes, haploid gametophyte is the dominant phase

21.Which of the following is incorrect about haplontic life cycle?
A. Gametophytes are the dominant phase in this life cycle
B. Sporophytes are free-living
C. Spores are haploid in nature and form gametophyte by mitotic division
D. Gametophytes are the dominant phase in this life cycle

22.Which among the following life cycle suits Chlamydomanas?
A. Haplontic
B. Diplontic
C. Triplontic
D. Haplontic

23.Which among the following is incorrect about diplontic life cycle?
A. Sporophyte is the dominant phase
B. All spermatophytes exhibit diplontic life cycle
C. Gametophyte depends on the sporophyte
D. Sporophyte is the dominant phase

24.Which among the following life cycle is exhibited by a rose plant?
A. Haplontic
B. Diplontic
C. Triplontic
D. Haplontic

25.Which among the following life cycle is exhibited by Fucus?
A. Diplontic
B. Haplontic
C. Triplolntic
D. Diplontic

26.Which among the following life cycle is exhibited by Polysiphonia?
A. Diplontic
B. Haplontic
C. Triplolntic
D. Diplontic

27.Which among the following is incorrect?
A. In bryophytes, haploid gametophyte is the dominant phase
B. In Volvox, haploid gametophyte is the dominant phase
C. In Spirogyra, diploid Sporophyte is the dominant phase
D. In bryophytes, haploid gametophyte is the dominant phase

28.Which among the following is incorrect about the root?
A. Radicle grows to form a primary root inside the soil
B. Most of the monocotyledons adopt tap root system
C. Adventitious roots are present in Banyan tree
D. Radicle grows to form a primary root inside the soil

29.Which among the following is an incorrect statement about root?
A. The root is covered at the end by a thimble like structure called root cap
B. Meristematic tissue helps in the growth of plants
C. Mersistematic cells when mature forms the so called growing cells
D. The root is covered at the end by a thimble like structure called root cap

30.Which among the following is incorrect about the modifications in roots?
A. Roots undergo modifications to perform conduction of water and minerals
B. Prop roots help in anchoring banyan tree to the ground
C. Pneumatophores are present in maize and sugar cane that help them to respire easily
D. Roots undergo modifications to perform conduction of water and minerals


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