Explanation

Spirogyra is called pond silk because it is very slimy and hence slippery to the touch.

It is a freshwater green algae

They are found in shallow ponds, ditches, and lakes.

They are free-floating.

Additional informational:

Spirogyra's two-layered cell walls are composed of pectin on the outside and cellulose on the inside.

The body of the spirogyra has a shiny and silky texture due to the mucilage

that is produced when this pectin dissolves in water. Pond silk gets its name from this.

Explanation

Hyphae without septae are called coenocytic hyphae.

Coenocytic hyphae are big, multinucleated cells.

These branches are hyphae, or filaments, of a mold called Penicillium.

Hyphae that are divided into cells are called septate hyphae.

However, the hyphae of some fungi are not separated by septa

Explanation

Opportunity means:  موقع

closure means: بندش

Explanation

Vivid means: شوخ

Boring means: بیزار

Explanation

liquor means: شراب

Explanation

Infection: متعدی مرض

Explanation

Tongue means: زبان

Explanation

The sporophyte of Riccia is the simplest among bryophytes.

It consists of only a capsule, missing both foot and seta

It does not perform photosynthesis.

Additional informational:

Riccia belongs to the class Liver Worts.

They have dorsoventrally flattened lobed plant bodies with unicellular rhizoids.

The mature sporophyte of Riccia is a globular capsule, embedded within the gametophytic plant and is without foot and seta

Explanation

Language is not typically considered one of the elements of active learning.

Language plays a crucial role in facilitating communication, comprehension,

The elements commonly associated with active learning are:

• manipulation
• practical engagement
• materials.

Explanation

Experiential learning is a key aspect of pragmatism, emphasizing that education should be rooted:

• in real-life experiences
• hands-on activities rather than just theoretical knowledge.

This approach encourages students to:

• actively engage in the learning process
• apply their knowledge in practical situations.