- What are Enopla commonly referred to as?
- A) Ribbon worms
- B) Roundworms
- C) Flatworms
- D) Segmented worms
Answer: B) Roundworms
- Which of the following is a characteristic feature of Enopla?
- A) Presence of a rigid exoskeleton
- B) Well-developed proboscis
- C) Absence of a digestive tract
- D) Segmented body
Answer: B) Well-developed proboscis
- What type of body symmetry do Enopla exhibit?
- A) Bilateral symmetry
- B) Radial symmetry
- C) Asymmetry
- D) Trilateral symmetry
Answer: A) Bilateral symmetry
- Enopla are primarily found in which type of environment?
- A) Terrestrial
- B) Freshwater
- C) Marine
- D) All of the above
Answer: C) Marine
- Which of the following is a known genus of Enopla?
- A) Lineus
- B) Plectus
- C) Chaetopterus
- D) Nereis
Answer: B) Plectus
- The primary feeding method of Enopla is:
- A) Filter feeding
- B) Predation
- C) Parasitism
- D) Scavenging
Answer: B) Predation
- Enopla typically have a body covering made of:
- A) Chitin
- B) Collagen
- C) Cuticle
- D) Scales
Answer: C) Cuticle
- The reproductive strategy of Enopla includes:
- A) Asexual reproduction
- B) Sexual reproduction
- C) Budding
- D) Fragmentation
Answer: B) Sexual reproduction
- Enopla have a digestive system that is:
- A) Complete with mouth and anus
- B) Incomplete with only a mouth
- C) Absent
- D) Simplified
Answer: A) Complete with mouth and anus
- What is the function of the cuticle in Enopla?
- A) Protection
- B) Locomotion
- C) Respiration
- D) Digestion
Answer: A) Protection
- Which type of circulatory system is found in Enopla?
- A) Open circulatory system
- B) Closed circulatory system
- C) No circulatory system
- D) Simple circulatory system
Answer: C) No circulatory system
- The nervous system of Enopla is characterized by:
- A) A centralized brain
- B) A nerve net
- C) A simple ganglion
- D) Absent
Answer: C) A simple ganglion
- Which of the following ecological roles do Enopla play?
- A) Primary producers
- B) Decomposers
- C) Predators
- D) All of the above
Answer: C) Predators
- Enopla can be distinguished from Anopla by the presence of:
- A) Segmentation
- B) A proboscis
- C) A reduced body size
- D) A simple body structure
Answer: B) A proboscis
- What is the primary method of locomotion in Enopla?
- A) Ciliary movement
- B) Muscular contractions
- C) Jet propulsion
- D) Floating
Answer: B) Muscular contractions
- Which of the following is a common habitat for Enopla?
- A) Deep-sea environments
- B) Coastal waters
- C) Both A and B
- D) Only freshwater lakes
Answer: C) Both A and B
- Which structure assists Enopla in capturing prey?
- A) Tentacles
- B) Proboscis
- C) Gills
- D) Setae
Answer: B) Proboscis
- Enopla exhibit which type of developmental strategy?
- A) Direct development
- B) Indirect development
- C) Both A and B
- D) Asexual development
Answer: B) Indirect development
- The body plan of Enopla typically includes:
- A) A distinct head region
- B) A segmented body
- C) A flattened structure
- D) A coiled form
Answer: A) A distinct head region
- Which of the following structures in Enopla is used for sensory perception?
- A) Eyespots
- B) Antennae
- C) Setae
- D) Tentacles
Answer: A) Eyespots
- Enopla can reproduce via:
- A) External fertilization
- B) Internal fertilization
- C) Both A and B
- D) Budding
Answer: C) Both A and B
- What type of body cavity is present in Enopla?
- A) Coelomate
- B) Acoelomate
- C) Pseudocoelomate
- D) Hemocoel
Answer: B) Acoelomate
- Which of the following feeding strategies do Enopla primarily exhibit?
- A) Herbivorous
- B) Carnivorous
- C) Filter-feeding
- D) Detritivorous
Answer: B) Carnivorous
- Enopla are known for their ability to:
- A) Bioluminescence
- B) Regenerate lost body parts
- C) Produce venom
- D) Change color
Answer: B) Regenerate lost body parts.
- What is the main ecological significance of Enopla?
- A) They are primary producers.
- B) They serve as prey for other organisms.
- C) They are indicators of environmental health.
- D) All of the above.
Answer: B) They serve as prey for other organisms.
- The digestive system of Enopla typically includes:
- A) Simple and sac-like
- B) Complete and linear
- C) Absent
- D) Only a mouth
Answer: B) Complete and linear.
- What type of reproductive strategy is common among Enopla?
- A) Oviparous
- B) Viviparous
- C) Ovoviviparous
- D) All of the above
Answer: A) Oviparous.
- Which of the following describes the cuticle of Enopla?
- A) Thick and hard
- B) Thin and flexible
- C) Rigid and inflexible
- D) Non-existent
Answer: B) Thin and flexible.
- Enopla are often studied for their:
- A) Ecological importance
- B) Economic value
- C) Genetic makeup
- D) All of the above
Answer: A) Ecological importance.
- What is a unique characteristic of Enopla compared to other nematodes?
- A) Their segmented body
- B) Their complex nervous system
- C) Their distinct head with sensory structures
- D) Their lack of reproductive organs
Answer: C) Their distinct head with sensory structures.