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Arthropoda (AIPVT)

Description: Proteins
Number of Questions: 15
Created by:
Tags: arthropods insects Kingdom Animalia
Attempted 0/15 Correct 0 Score 0

Which arthropod transmits Lyme disease?

  1. Culex mosquito

  2. Sand fly

  3. Tick

  4. Asian tiger mosquito


Correct Option: C
Explanation:

The causative agent of Lyme disease is transmitted by infected ticks.

What is the primary nitrogenous waste in arachnids?

  1. Urea

  2. Uric acid

  3. Guanine

  4. Ammonia


Correct Option: C
Explanation:

Guanine is the primary waste product in arachnids.

Which structure facilitates the image formation in spiders?

  1. Pigment-cup ocelli

  2. Tapeta lucida

  3. Trichobothria

  4. Proprioceptors


Correct Option: A
Explanation:

The main eyes at the front of a spider's head are pigment-cup ocelli that are capable of forming images.

How do arachnids like spiders and whip scorpions extend their limbs?

  1. Thickening in the joint muscle

  2. Pressure of hemolymph

  3. Special muscles

  4. Elastic recoil


Correct Option: B
Explanation:

Spiders and whip scorpions extend their limbs hydraulically using the pressure of their hemolymph.

Which of the following is the smallest microscopic species of arthropods?

  1. Japanese spider crab

  2. Stygotantulus

  3. Tick

  4. Oribatid turtle-mite


Correct Option: B
Explanation:

Stygotantulus stocki is a species of crustaceans living as an ectoparasite on harpacticoid copepods of the families Tisbidae and Canuellidae. It is the smallest arthropod in the world, with a length less than 0.1 millimetres (0.004 in). Thus, it can be seen only under a microscope.

A pair of appendages called chelicerae is found in

  1. peripatuses

  2. moths

  3. spiders

  4. centipedes


Correct Option: C
Explanation:

A pair of appendages called chelicerae is found in spiders.

In which arthropods are spermatophores deposited directly into the female genital opening?

  1. Scorpions

  2. Mites

  3. Cockroaches

  4. Centipedes


Correct Option: C
Explanation:

In cockroaches, the spermatophores are placed directly into the female genital opening by the male during copulation.

Which respiratory pigment is found in insects to carry oxygen?

  1. Hemocyanin

  2. Hemoglobin

  3. Methemoglobin

  4. No pigment


Correct Option: D
Explanation:

Insects lack a respiratory pigment since the tracheal system delivers oxygen directly to the tissues.

Which of the following is the most speciose order of class Insecta?

  1. Hymenoptera

  2. Diptera

  3. Lepidoptera

  4. Coleoptera


Correct Option: D
Explanation:

Coleoptera is the most speciose order of class Insecta. It consists of 300,000 to 400,000 species.

Which of the following statements is false?

  1. Slit sense organs enable spiders to detect ground vibrations produced by approaching prey.

  2. Among arthropods, the greatest visual acuity is found in the predaceous mantis shrimp.

  3. The sensory nerve endings are lodged in cuticular hair.

  4. The arthropod nervous system consists of a dorsal brain and a ventral, ganglionated longitudinal nerve cord.


Correct Option: A
Explanation:

This is false. Slit sense organs enable spiders to detect web vibrations produced by trapped insects and they permit scorpions to detect ground vibrations produced by approaching prey.

Which of the following is an extinct subphylum of phylum Arthropoda?

  1. Chelicerata

  2. Trilobitomorpha

  3. Hexapoda

  4. Myriapoda


Correct Option: B
Explanation:

Trilobitomorpha is an extinct subphylum. The trilobites were among the most successful of all early animals, roaming the oceans for over 270 million years.

What is the special structure in which honey bees carry pollen grains called?

  1. Corbicula

  2. Scopa

  3. Sphecidae

  4. Proboscis


Correct Option: A
Explanation:

Honey bees have special structures called pollen baskets (corbiculae) in which they carry pollen back to the hive.

What are darkling beetle and rhinoceros beetle used for?

  1. Pest reduction

  2. Food

  3. Nutrient recycling

  4. Scientific specimen preparation


Correct Option: B
Explanation:

The larvae of the darkling beetle and the rhinoceros beetle are commonly eaten. Thus, it is economically important as food.

What is the method of reproduction in bees and wasps?

  1. Thelytoky parthenogenesis

  2. Arrhenotoky parthenogenesis

  3. Polyembryony

  4. Viviparity

  5. #


Correct Option: B
Explanation:

In arrhenotoky parthenogenesis, males develop from unfertilised eggs. This method of reproduction is seen in bees and wasps.

Match the following:

 
Arthropods Number of pairs of legs
1. Pill bugs a. 3
2. Shrimps b. 7
3. Ticks c. 5
4. Bees d. 4
  1.  
    1. Pill bugs c. 5
    2. Shrimps d. 4
    3. Ticks a. 3
    4. Bees b. 7
  2.  
    1. Pill bugs d. 4
    2. Shrimps b. 7
    3. Ticks a. 3
    4. Bees c. 5
  3.  
    1. Pill bugs b. 7
    2. Shrimps c. 5
    3. Ticks d. 4
    4. Bees a. 3
  4.  
    1. Pill bugs d. 4
    2. Shrimps a. 3
    3. Ticks b. 7
    4. Bees c. 5

Correct Option: C
Explanation:

This is the correct match. Pill bugs have 7 pairs of legs, Shrimps have 5 pairs of legs, Ticks have 4 pairs of legs and Bees have 3 pairs of legs.

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