Tag: gymnosperms

Questions Related to gymnosperms

Which of the following part is present in angiosperms?

biology pictorial feature of plant kingdom phanerogams gymnosperms angiosperms

  1. Petals

  2. Seed coats to protect seeds

  3. Fleshy fruit

  4. All of the above

Show answer
Correct Option: D
Explanation:

The angiosperms are the only plants which can produce flowers which are involved in the sexual reproduction. The petals are the parts of the flowers. The seeds are produced which are covered with the seed coat. There is the production of a fleshy fruit formed by the ovary after fertilization takes place. 

Thus, the correct answer is option D. 

Sperms cells of angiosperms differ from the rest of the plant groups like gymnosperms by _______________________.

biology pictorial feature of plant kingdom phanerogams gymnosperms angiosperms

  1. In angiosperms the sperm cells are non-motile whereas in the others they are flagellate

  2. In angiosperms the sperm cells are produced in the pollen grain whereas in the rest they produced in the antheridium

  3. In angiosperms and gymnosperms the sperm cells are non-motile whereas in the rest they are flagellated

  4. None of the above

Show answer
Correct Option: D

The smallest angiospermic/dicot parasite is

biology pictorial feature of plant kingdom phanerogams gymnosperms angiosperms

  1. Arceuthobium

  2. Wolffia

  3. Cassytha

  4. Rafflesia

Show answer
Correct Option: A
Explanation:

Arceuthobium is the smallest angiospermic parasite. It is total parasite that grows on a number of forest trees including pinus and Juniper

The most conspicuous and characteristic structure of Angiosperm is.

biology pictorial feature of plant kingdom phanerogams gymnosperms angiosperms

  1. Flower

  2. Seeds

  3. Fruits

  4. Leaves

Show answer
Correct Option: A

Find out the similarity between gymnosperms and angiosperms

biology pictorial feature of plant kingdom phanerogams gymnosperms angiosperms

  1. Naked ovules

  2. Polyembryony

  3. Double fertilization

  4. None of the above

Show answer
Correct Option: D

Heterospory and seed habit are exhibited by non-flowering plant which also possesses

biology pictorial feature of plant kingdom phanerogams gymnosperms angiosperms

  1. Bract

  2. Ligule

  3. Petiole

  4. Spathe

Show answer
Correct Option: B

Double fertilization is characteristics of

biology pictorial feature of plant kingdom phanerogams gymnosperms angiosperms

  1. Pteridophytes

  2. Gymnosperms

  3. Bryophytes

  4. Angiosperms

Show answer
Correct Option: D

Angiosperms contain

biology pictorial feature of plant kingdom phanerogams gymnosperms angiosperms

  1. Tracheids

  2. Vessels

  3. Both A and B

  4. None of the above

Show answer
Correct Option: C

Vessels and companion cells occur in

biology pictorial feature of plant kingdom phanerogams gymnosperms angiosperms

  1. Angiosperms

  2. Gymnosperms

  3. Pteridophytes

  4. Viruses

Show answer
Correct Option: A

Select the correct statement.

biology pictorial feature of plant kingdom phanerogams gymnosperms angiosperms

  1. Bryophyta are vascular non-flowering plants

  2. Algae are nonvascular phanerogams

  3. Gymnosperms are nonvascular seed bearing plants

  4. Angiosperms are vascular seed bearing plants

  5. Pteridophytes are vascular seed bearing plants

Show answer
Correct Option: D