Biology

Biological Reproduction

762 Questions

Biological reproduction encompasses processes like asexual and sexual reproduction, alternation of generations, and specific mechanisms in plants and fungi. This topic is fundamental for biology paper preparation in various competitive exams. Practice these questions to solidify your understanding.

Asexual reproduction structuresPlant and fungi life cyclesCloning and fertilizationReproductive terminology

Biological Reproduction Questions

Multiple choice
  1. True

  2. False

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

Plants frequently reproduce asexually through vegetative propagation, such as runners, tubers, bulbs, or cuttings, allowing them to colonize areas rapidly.

Multiple choice
  1. It can use one or two parents

  2. Does not usually require as much energy as sexual repro.

  3. Very few offspring are usually created

  4. Creates genetic diversity

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

Asexual reproduction is generally less energy-intensive than sexual reproduction because it avoids the need to produce specialized gametes or search for and court a mate.

Multiple choice
  1. Parthenogenesis

  2. Budding

  3. Fragmentation

  4. Binary Fission

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

Bacteria are prokaryotes that reproduce primarily through binary fission, a process where the cell replicates its DNA and divides into two identical daughter cells.

Multiple choice
  1. Parthenogenesis

  2. Budding

  3. Fragmentation

  4. Binary Fission

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

Fragmentation is a form of asexual reproduction where an organism breaks into pieces, and each piece develops into a new, complete individual. This is common in starfish and planarians.

Multiple choice
  1. Parthenogenesis

  2. Budding

  3. Fragmentation

  4. Binary Fission

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

Budding is a process where a new organism develops from an outgrowth or bud on the parent. This is the standard reproductive method for hydra and yeast.

Multiple choice
  1. Sexual Reproduction

  2. Asexual Reproduction

  3. Asymmetrical Reproduction

  4. Symmetrical Reproduction

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

Most complex multicellular organisms, including the vast majority of plants and animals, utilize sexual reproduction to generate genetic variation.

Multiple choice
  1. Sexual Reproduction

  2. Asexual Reproduction

  3. Apoptosis

  4. Mitosis

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

Sexual reproduction combines DNA from two different parents, resulting in offspring with unique genetic profiles, which increases diversity within the population.

Multiple choice
  1. Nucler hybridiastion

  2. Cytoplasmic hybirid

  3. Plasma hybrid

  4. Cell hybrid

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

A cybrid (cytoplasmic hybrid) is produced by fusing a normal protoplast of one species with an enucleated protoplast of another, resulting in a cell with the nucleus of one parent and the cytoplasm of both.