Tag: biology

Questions Related to biology

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

  1. Bract

  2. Ligule

  3. Petiole

  4. Spathe


Correct Option: B

Double fertilization is characteristics of

  1. Pteridophytes

  2. Gymnosperms

  3. Bryophytes

  4. Angiosperms


Correct Option: D

Angiosperms contain

  1. Tracheids

  2. Vessels

  3. Both A and B

  4. None of the above


Correct Option: C

Vessels and companion cells occur in

  1. Angiosperms

  2. Gymnosperms

  3. Pteridophytes

  4. Viruses


Correct Option: A

Select the correct statement.

  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


Correct Option: D

Secondary growth occurs in

  1. Riccia

  2. Funaria

  3. Selaginella

  4. None of the above


Correct Option: D

Identify the dicot from the following

  1. Mango

  2. Coconut

  3. Sugarcane

  4. Banana


Correct Option: A

Dicotyledons are characterised by presence of

  1. Tap root

  2. Adventitious roots

  3. Fibrous roots

  4. Epiphytic roots


Correct Option: A

What is exclusive for angiosperms?

  1. Vessels

  2. Secondary growth

  3. Double fertilisation

  4. Autotrophic nature


Correct Option: C

Greatest extent of adaptation to various environments is found in

  1. Gymnosperms

  2. Bryophytes

  3. Ferns

  4. Angiosperms


Correct Option: D