Qasim Khan

23 Questions 12 Answers 0 Followers

Questions related from Qasim Khan

Mitochondrial DNA is a unique type of DNA that is only inherited from the mother?

Genes, Egg cell

05 September 2023 3,276 1 View

What is the role of SRY gene in embryology of mammals?

SRY

31 August 2023 9,872 1 View

Why diel vertical migration (DVM)occur in majority of zooplanktons?

DVM, Carbon cycle,

09 August 2023 7,330 4 View

How ephippia (dry season eggs) survive in Harsh or unfavourable environment?

ephippium, resting egg, harsh Habitat

09 August 2023 1,613 0 View

What is the role of Zenker's organ in ostracodes ?

Ostracoda

16 June 2023 8,814 1 View

Which method is used to extract and Summarise the variation in a set of response variables that can be explained by a set of explanatory variables?

Data analysis

15 June 2023 4,349 4 View

Name the technique that is commonly used in ecology in order to extract gradients that drive the composition of ecological communities?

multivariate analysis

05 June 2023 5,151 3 View

What is Bray Curtis Index. Write its significance in data analysis?

similarity and dissimilarity

03 June 2023 7,273 2 View

Which method is suitable for the estimation of Primary production ?

BOD bottles,corning flask,sacchi disk, water sampler

02 June 2023 9,419 4 View

Name the techniques that is used for the estimation of MPN of coliforms in a water sample?

Durham vials, Sophisticated microscope, Water bath, Inoculation loops,Fermentation tubes.

31 May 2023 7,012 0 View

Write the significance of Standard plate count(SPC) in a water sampling?

Incubator, Conical flask, Colony Counter, Gas Burner,Thermometer.

31 May 2023 4,080 0 View

How can we estimate the number of zooplankton in a water sample ?

zooplankton

27 May 2023 7,702 4 View

What is the role of diversity indices in community structure analysis?

ESTIMATION,RICHNESS,EVENESS

27 May 2023 5,370 1 View

Why we estimate chlorophyll in macrophytes?

green leaf,acetone,spectrophotometer

27 May 2023 8,060 1 View

What is palmer algal pollution indices?

algal genera and species

27 May 2023 2,288 1 View

What is the role of water quality index in asses the pollution status of aquatic water body?

water quality index, pollution status

26 May 2023 7,833 1 View

How to prepare various dilution for different range of BOD in the water samples?

dilution factor, phosphate buffer, magnesium sulphate, calcium chloride, ferric chloride and sodium sulphite

26 May 2023 2,711 1 View

What is the Procedure to calculate COD in water sample ?

Potassium dichromate,ferrous ammonium sulphate,ferroin indicator,sulphuric acid,mercuric sulphate,silver sulphate.

26 May 2023 6,193 0 View

What is the procedure to find Heavy metals in water sample?

Reagents

02 May 2023 7,347 11 View

What steps are involved in the formation of standard curve of nitrate and phosphate ?

Potassium Nitrate,phenol disulfonic acid ,liquid ammonia,Phenol disulphonic acid methods,ammonium molybdatesolution,standard phosphate solution.

02 May 2023 1,235 0 View

What is the procedure to isolate trophi form rotifers ?

Glycerol,sodium hypochloride,SEM,Sputtered coating,CPD

02 May 2023 6,253 0 View

What is the significance of plankton community structurein Aquatic ecosystem ?

Planktons, fish

01 January 1970 8,042 3 View

What is a role of telomere in ageing ?

Telomere

01 January 1970 8,463 2 View