Monogononta MCQs January 8, 2026September 30, 2024 by u930973931_answers 30 min Score: 0 Attempted: 0/30 Subscribe 1. Which of the following is a defining feature of Monogononta? (A) Two larval stages (B) Complex reproductive organs (C) Absence of a foot (D) Single ovary 2. Monogononta are primarily found in which type of environment? (A) Terrestrial (B) Marine (C) Freshwater (D) Both marine and terrestrial 3. What is the primary method of reproduction in Monogononta? (A) Parthenogenesis (B) Budding (C) Binary fission (D) Fragmentation 4. Which structure is used by Monogononta for locomotion? (A) Cilia (B) Flagella (C) Tentacles (D) Pseudopodia 5. What is the common name for the group of organisms classified under Monogononta? (A) Sea monkeys (B) Wheel animalcules (C) Freshwater shrimp (D) Water bears 6. Which of the following best describes the body structure of Monogononta? (A) Segmented (B) Unsegmented (C) Radially symmetrical (D) Bilaterally symmetrical 7. Monogononta typically possess a structure known as a corona. What is its primary function? (A) Feeding (B) Excretion (C) Reproduction (D) Respiration 8. In Monogononta, the body is divided into which two main regions? (A) Head and trunk (B) Head and tail (C) Abdomen and thorax (D) Cephalothorax and abdomen 9. Which reproductive strategy is common in some Monogononta species? (A) Regeneration (B) Asexual reproduction only (C) Budding only (D) Sexual reproduction 10. What type of habitat do Monogononta thrive in? (A) Saltwater (B) Freshwater (C) Terrestrial (D) Brackish water 11. The unique feature of Monogononta includes the presence of a single gonad. What does this imply? (A) They are hermaphrodites (B) They have separate sexes (C) They reproduce only asexually (D) They have multiple gonads 12. Which of the following best describes the habitat of Monogononta? (A) Deep ocean (B) Desert sands (C) Forest floors (D) Ponds and lakes 13. In Monogononta, what is the function of the foot? (A) Movement (B) Attachment to substrates (C) Feeding (D) Respiration 14. Which of the following adaptations is seen in Monogononta for survival in their aquatic environments? (A) Ability to form resting eggs (B) Ability to swim rapidly (C) Ability to photosynthesize (D) Ability to breathe air 15. What role do Monogononta play in their ecosystems? (A) Primary producers (B) Parasites (C) Consumers and decomposers (D) Keystone species 16. Monogononta are part of which larger group of organisms? (A) Annelids (B) Rotifers (C) Cnidarians (D) Mollusks 17. Which characteristic is typically NOT associated with Monogononta? (A) Presence of cilia (B) Presence of a true coelom (C) Microscopic size (D) Aquatic lifestyle 18. How do Monogononta typically feed? (A) Through a corona of cilia (B) Absorption of nutrients (C) Filter feeding (D) Prey capture with tentacles 19. What is a common feature of Monogononta in terms of body symmetry? (A) Radial symmetry (B) Bilateral symmetry (C) Asymmetrical (D) Pentaradial symmetry 20. The eggs of Monogononta can often withstand harsh conditions by entering which state? (A) Dormant state (B) Larval state (C) Resting state (D) Adult state 21. Which of the following is a notable genus of Monogononta? (A) Lecane (B) Asplanchna (C) Cephalodella (D) Brachionus 22. Monogononta exhibit a range of morphological diversity. What does this imply about their ecological roles? (A) They can occupy various ecological niches (B) They are restricted to specific habitats (C) They have no significant role (D) They are all parasitic 23. What type of feeding mechanism do Monogononta utilize? (A) Filter feeding (B) Predatory feeding (C) Parasitic feeding (D) Absorptive feeding 24. In Monogononta, what is the typical structure that aids in sensory perception? (A) Sensory bristles (B) Compound eyes (C) Tentacles (D) Antennae 25. What is the ecological significance of Monogononta in freshwater systems? (A) They are indicators of pollution (B) They are primary producers (C) They contribute to nutrient cycling (D) They are invasive species 26. Monogononta exhibit seasonal reproductive patterns. What advantage does this provide? (A) Increased competition (B) Decreased food availability (C) Limited genetic diversity (D) Enhanced survival in varying conditions 27. Which of the following statements is true regarding Monogononta’s reproductive strategy? (A) They reproduce exclusively through budding (B) They can reproduce both sexually and asexually (C) They have no reproductive structures (D) They only reproduce in the presence of predators 28. In terms of ecological interaction, Monogononta primarily serve as what? (A) Predators (B) Prey for larger organisms (C) Parasites to fish (D) Competitors with bacteria 29. Which of the following statements about Monogononta is false? (A) They have a complex nervous system (B) They can exhibit seasonal life cycles (C) They are important in aquatic food webs (D) They have a closed circulatory system 30. The study of Monogononta can provide insights into which scientific field? (A) Astrobiology (B) Mycology (C) Ornithology (D) Limnology