Biology · Science General

Diversity in Living Organisms

3,323 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 rules was given by Bergaman?

(a) Birds and mammals of colder areas are larger in size as compared to their equivalents in warmer areas. (b) Some insects, birds and mammals in warm humid climates bear darker pigment than the races of same species present in cool and dry climates. (c) Animals of colder areas have shorter extremities (i.e. ears, feet, tail etc.) as compared to animals of warmer areas. (d) Fish size as well as number of vertebrae increase in colder areas as compared to warmer areas. (e) Birds of colder areas have narrow and acuminate wings while those of warmer areas have broader wings.

  1. (a)

  2. (b)

  3. (c)

  4. (d)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This rule was given by Bergaman and is known as Bergaman's rule.

Multiple choice

Sensory cells of hydra possess

  1. flagellum

  2. hair-like projections

  3. cilia

  4. pseudopodia
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Sensory cells of hydra possess hair-like projections.

Multiple choice

Invertebrates are the organisms which

  1. lack backbone

  2. possess vertebral column

  3. lack tail and bones

  4. possess scaly skin
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Organisms which lack backbone are called invertebrates.

Multiple choice

Which of the following is not blue-green algae?

  1. Nostoc

  2. Anabena

  3. Aulosira

  4. Lichen

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

A lichen is a composite organism. The combined life form has properties that are very different from the properties of its component organisms.