- Chilopoda is commonly known as:
- A) Millipedes
- B) Centipedes
- C) Worms
- D) Insects
Answer: B) Centipedes
- Chilopods are primarily characterized by having:
- A) Two pairs of legs per body segment
- B) One pair of legs per body segment
- C) No legs
- D) Wings
Answer: B) One pair of legs per body segment
- What is the primary habitat of most centipedes?
- A) Aquatic
- B) Arboreal
- C) Terrestrial
- D) Marine
Answer: C) Terrestrial
- Chilopods are classified under which phylum?
- A) Arthropoda
- B) Mollusca
- C) Annelida
- D) Echinodermata
Answer: A) Arthropoda
- The first pair of legs in centipedes is modified into:
- A) Antennae
- B) Mandibles
- C) Venomous fangs
- D) Gills
Answer: C) Venomous fangs
- Centipedes are primarily:
- A) Herbivorous
- B) Detritivorous
- C) Carnivorous
- D) Omnivorous
Answer: C) Carnivorous
- How many legs does a typical centipede have?
- A) 10
- B) 30
- C) 50
- D) It varies (one pair per segment)
Answer: D) It varies (one pair per segment)
- Which of the following statements is TRUE about centipedes?
- A) They have a hard exoskeleton
- B) They are slow-moving
- C) They can regenerate lost legs
- D) They have wings
Answer: C) They can regenerate lost legs
- The body of a centipede is divided into two main parts: the head and the:
- A) Abdomen
- B) Thorax
- C) Cephalothorax
- D) Trunk
Answer: A) Abdomen
- Which of the following is a common predator of centipedes?
- A) Frogs
- B) Birds
- C) Snakes
- D) All of the above
Answer: D) All of the above
- The venom of centipedes is primarily used for:
- A) Digestion
- B) Defense
- C) Paralyzing prey
- D) Both B and C
Answer: D) Both B and C
- Centipedes typically hunt at:
- A) Daytime
- B) Nighttime
- C) Dusk
- D) Dawn
Answer: B) Nighttime
- The respiratory system of centipedes consists of:
- A) Gills
- B) Lungs
- C) Tracheae
- D) Skin
Answer: C) Tracheae
- Which of the following is NOT a feature of Chilopoda?
- A) Segmented body
- B) Jointed appendages
- C) Hard shell
- D) Venomous fangs
Answer: C) Hard shell
- The number of body segments in centipedes typically ranges from:
- A) 10 to 20
- B) 30 to 50
- C) 15 to 177
- D) 100 to 200
Answer: C) 15 to 177
- Which of the following is a common species of centipede?
- A) Scolopendra
- B) Lithobius
- C) Geophilus
- D) All of the above
Answer: D) All of the above
- The main diet of centipedes consists of:
- A) Fruits and vegetables
- B) Small insects and spiders
- C) Fungi and bacteria
- D) Leaves and stems
Answer: B) Small insects and spiders
- What is the primary function of centipede’s antennae?
- A) Movement
- B) Sensory perception
- C) Defense
- D) Feeding
Answer: B) Sensory perception
- Centipedes can be found in which of the following environments?
- A) Forests
- B) Grasslands
- C) Caves
- D) All of the above
Answer: D) All of the above
- Centipede bites are typically:
- A) Painful but not dangerous
- B) Completely harmless
- C) Deadly to humans
- D) Only affect small animals
Answer: A) Painful but not dangerous
- Which class does Chilopoda belong to?
- A) Insecta
- B) Myriapoda
- C) Arachnida
- D) Crustacea
Answer: B) Myriapoda
- The primary excretory organs in centipedes are called:
- A) Malpighian tubules
- B) Nephridia
- C) Kidneys
- D) Gills
Answer: B) Nephridia
- Which of the following characteristics distinguishes centipedes from millipedes?
- A) Number of legs
- B) Body segmentation
- C) Venomous fangs
- D) Habitat
Answer: C) Venomous fangs
- Centipedes are primarily active during which time of day?
- A) Morning
- B) Afternoon
- C) Night
- D) Midday
Answer: C) Night
- The largest species of centipede is known as:
- A) Scolopendra gigantea
- B) Lithobius forficatus
- C) Geophilus flavus
- D) Scutigera coleoptrata
Answer: A) Scolopendra gigantea
- Which sensory structure helps centipedes detect vibrations in their environment?
- A) Compound eyes
- B) Antennae
- C) Sensilla
- D) Legs
Answer: C) Sensilla
- Centipedes typically have what type of reproduction?
- A) Asexual
- B) Sexual
- C) Budding
- D) Fission
Answer: B) Sexual
- In centipedes, the circulatory system is:
- A) Open
- B) Closed
- C) Neither
- D) Fully developed
Answer: A) Open
- The centipede’s venom is injected through:
- A) Gills
- B) Mandibles
- C) Fangs
- D) Spiracles
Answer: C) Fangs
- The typical lifespan of a centipede is:
- A) A few weeks
- B) Several months
- C) A few years
- D) Decades
Answer: C) A few years