Home
Class 12
BIOLOGY
During silk reeling, pupae inside cocoon...

During silk reeling, pupae inside cocoons are killed by

A

Stiffling

B

Asphyxiation

C

Crushing

D

Pressing.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

Given below are assertion and reason. Point out if Assertion : A mutual exchange of sperms occurs between the earthworms during mating. Reason : Mature sperms, egg cells and nutritive fluid are deposited in cocoons produced by gland cells of clitellum

During photorespiration glycolic acid is oxidised to glyoxylic acid inside

The tyre of a motorcar bursts suddenly when air was being pumped in it. The internal pressure became 3 times the atmospheric pressure during pumping. If the initial temperature of the air inside the tyre is 27^(@)C , what will be the decrease in temperature of air due to the bursting of tyre? for air, gamma = 1.4 .

Which stage of silkworm secretes silk? (a) Adult (b) Pupa (c) Cocoon (d) Larva

Silk thread is obtained from silk moth during

From the statements given below, choose the option that are true for a typical femal gametophyte of a flowering plant. (i) It is 8-nucleate and 7-celled at maturity. (ii) It is free-nuclear during the development. (iii) It is situated inside the integument but outside the nucellus. (iv) It has an egg apparatus situated at the chalazal end.

The area of each plate of a parallel plate air capacitor is 113 cm^2 and the separation between the plates is 4 mm. During charging of the capacitor, the electric field inside the gap changes almost uniformly from 5mV . m^(-1) to 6 mV . m^(-1) in 10^(-10) second. Find out the displacement current at that instant. Given, in_0=8.854xx10^(-12)F.m^(-1)

How many cocoons of the silkmoth Bombyx mori have to be boiled for one pound of silk?