Biology ยท Science General

Diversity in Living Organisms

3,829 Questions

The diversity in living organisms deals with the classification of life forms into various kingdoms and phyla. This topic covers specific traits of bacteria, animal body cavities, and structural adaptations for survival. These fundamentals are crucial for biology sections in medical entrance and state board exams.

Animal phyla characteristicsBacteria and flagellaBiological adaptationsKingdom Animalia classificationBody cavity typesExtinct organism subphylaJawless animals identification

Diversity in Living Organisms Questions

Multiple choice

Which of the following statements is not true for microorganisms?

  1. We cannot see them with naked eyes.

  2. A special device called microscope is required to see them.

  3. They have a high degree of adaptability and can survive in almost all kinds of environment.

  4. They cannot survive in our body.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The correct option is (4).

Multiple choice

Which of the following monerans are devoid of cell wall?

  1. Actinomycetes

  2. Cyanobacteria

  3. Mycoplasma

  4. Eubacteria

  5. -
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Mycoplasma is a genus of bacteria that lack a cell wall around their cell membrane. Without a cell wall, they are unaffected by many common antibiotics.

Multiple choice

Bacteria do not possess

  1. capsules

  2. ribosomes

  3. mitochondria

  4. plasma membrane

  5. -
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Bacteria are prokaryotic cells without nucleus and mitochondria.