Which of the following are insect appendages?
A: antennae
B: mouthparts
C: legs
D: External genitalia
A: antennae
B: mouthparts
C: legs
D: External genitalia
举一反三
- Which of the following is not an external force of change?
- Which of the following is not an insect? A: Pieris rapae B: Millipede C: Catharsius molossus D: longicorn
- Which of the following is not a natural enemy insect? A: Mantis B: Coccinella C: dewtail beetles D: Trichogramma
- Which of the following is not a primary product from insect farms? A: Insect grease as fuel material B: Insect protein as animal feed C: Feed residue as plant fertilizer D: Waste water for agricultural irrigation
- Which of the following are the excretory organs of insect? A: Malpighian tubules B: integument C: digestive tract D: tracheal system