Multiple Choice Questions on Gymnosperms

1.Which one of the following features distinguishes between gymnosperms and angiosperms?

A) Seed formation 

B) Vascular tissues

C) Seed cover

D) Gamete production

2. Deodar wood, the strongest coniferous wood is obtained from

A) Cryptomeria 

B) Cedrus

C) Taxodium 

D) Sequoia

3. The gymnosperm Ginkgo biloba is considered as living fossil because it retains

primitive characters and

A) It originated in the Triassic period of Mesozoic era

B) It originated in the Jurassic period of Mesozoic era

C) It originated in the Cretaceous period of Mesozoic era

D) It originated in the Triassic period of Paleozoic era

4. The Gymnosperm known as living fossil and represented worldwide distribution

in Jurassic is

A) Ginkgo 

B) Ephedra

C) Williamsonia 

D) Lyginopteris

5. The gymnosperm wood which is densely packed with reduced pith and cortex is

known as

A) Pycnoxylic

B) Monoxylic

C) Hard wood 

D) Light wood

6. Albuminous cells are present in

A) Monocotyledonous plants 

B) Hydrophytes

C) Gymnosperms 

D) Bryophytes

7. Endosperm in gymnosperm is

A) Generally diploid 

B) Always haploid

C) Triploid 

D) With different ploidy levels

8 . Characters of both conifer and cycads are found in

A) Ginkgo 

B) Ephedra

C) Cupress 

D) Thuja

9 . The largest order among the Gymnosperms

A) Cycadales 

B) Coniferales

C) Ginkgoales 

D) Gnetales

10. In gymnosperms, the endosperm is

A) Polyploid 

B) Haploid

C) Triploid 

D) Diploid

11.Which of the following statement regarding Gymnosperms is incorrect? 

A) The endosperm is triploid in nature. 

B) The pollination and dispersal of seeds is by wind. 

C) Cleavage polyembryony is of common occurrence in several members. 

D) Gymnosperms that bear ovules on stem are called stachysperms.

12. Canada Balsam is obtained from …

 A) Agathis 

B) Araucaria 

C) Pinus 

D) Abies 

Answers:

1. (C) Seed cover

2. B) Cedrus

3. A) It originated in the Triassic period of Mesozoic era

4. A) Ginkgo

5. A) Pycnoxylic

6. C) Gymnosperms 

7. B) Always haploid

8. A) Ginkgo 

9. B) Coniferales

10. B) Haploid

11. A) The endosperm is triploid in nature. 

12. D) Abies