Biology

Plant Biology and Classification

1,473 Questions

Plant Biology and Classification deals with the taxonomy, evolution, and morphological features of the plant kingdom. This collection offers practice questions on plant groups, taxonomic hierarchies, and specific plant characteristics. The questions are tailored for students preparing for biology competitive exams.

Plant taxonomyPteridophytesAngiospermsPlant morphologyAlgae and bryophytesClassification systems

Plant Biology and Classification Questions

Multiple choice

Which one is not the characteristic of Bryophytes?

  1. Presence of Archegonia

  2. Presence of jacketed sex-organs

  3. Water is essential for fertilization

  4. Independent sporophyte
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

In bryophytes the sporophyte is attached and dependent upon the gametophyte for nutrition i.e. is parasitic on the gametophyte.

Multiple choice

In which of the following binomial nomenclature is described?

  1. Systema Naturae

  2. Historia Planterum

  3. Historia Animalia

  4. Genera planterum
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Binomial nomenclature is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin grammatical forms, although they can be based on words from other languages. It is described in Systema Naturae.

Multiple choice

Phytoplanktons in a plant ecosystem are :

  1. osmotrophs

  2. heterotrophs

  3. autotrophs

  4. lithotrophs
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Phytoplankton produce their required sugar through photosynthesis. As they are able to produce their own energy with the help of light, they are considered autotrophic (self-feeding). Phytoplankton and other autotrophs are called primary producers, and make up the bottom of the food web.