Sum of the present ages of A, B, C and D is 70 years. After 5 years ratio of their ages is 5:4:3:3. What is C’s present age?
At present sum of age = 70 years After 5 years sum of age will be, => 5x + 4x + 3x + 3x = 70 + 5 × 4 => 15x = 70 + 20 => x = 90/15 => x = 6 C’s present age = 3x – 5 = 13 years
The total number of abdominal legs in the larval stage of the mustard sawfly is ____.
Insects belong to the phylum_____
National pest of india is
The scientific name of dammer bee is
Which of the following is called the resting and inactive stage in the insect life cycle?
Which of the following pair is not correct?
Which of the following statements is true about Entomology?
The bollworm which covers the opening once it enters into the boll is?
Which of the following structures is not the part of the insect’s head capsule?
Which silkworm feedw on castor tree
