Tag: cryptograms

Questions Related to cryptograms

Multiple choice biology classification of plants thallophyta cryptograms kingdom plantae

After liberation of daughter colonies, the parent colony of Volvox

  1. Undergoes sexual reproduction

  2. Forms a new set of daughter colonies

  3. Undergoes fission

  4. Disintegrates

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

In Volvox, the parent colony functions as a container for daughter colonies. Once the daughter colonies are fully developed and liberated, the parent colony has no further function and disintegrates.

Multiple choice biology classification of plants thallophyta cryptograms kingdom plantae

Calcium deposition and larvicidal properties are found in

  1. Diatoms

  2. Oscillatoria

  3. Chara

  4. Caulerpa

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Chara is a stonewort alga that deposits calcium carbonate on its cell walls, giving it a gritty texture, and it is known for its larvicidal properties.

Multiple choice biology classification of plants thallophyta cryptograms kingdom plantae

Which of the following is not correctly matched?

  1. Chlamydomonas - Unicellular flagellate

  2. Volvox - Colonial, non-flagellate

  3. Laminaria - Flattened leaf like thallus

  4. Chlorella - Unicellular, non-flagellate

  5. Spirogyra - Filamentous structure

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Volvox is a colonial alga, but its individual cells are flagellated. The statement 'non-flagellate' is incorrect because the cells possess flagella for motility.

Multiple choice biology classification of plants thallophyta cryptograms kingdom plantae

Non flowering plants belong to 

  1. Monocots

  2. Dicots

  3. Cryptogams

  4. Phanerogams

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Non flowering plants are those plants which cannot produce flowers. They reproduce mainly through spores. Examples of non flowering plants include ferns, mosses and liverworts. They belong to cryptogams. Cryptogams are non flowering and seedless, spore-bearing plants. 

Thus, the correct answer is option C.