Why do callus cultures need to be subcultured every 3–5 weeks?

TLS Online TPP Program

#Question id: 40516

#Environmental Science

Match the taxonomic category with example

Column I	Column II
A. Family	1. Felidae
B. Order	2. Carnivora
C. Class	3. Mammalia
D. Genus	4. Panthera

TLS Online TPP Program

#Question id: 40517

#Environmental Science

 Match systematics tools

Column I	Column II
A. Numerical taxonomy	1. DNA comparison
B. Cytotaxonomy	2. Chromosome analysis
C. Chemotaxonomy	3. Metabolite study
D. Molecular taxonomy	4. Statistical similarity

TLS Online TPP Program

#Question id: 40518

#Environmental Science

Which statements are true about taxonomic hierarchy?

1.Kingdom is highest rank

2.Genus contains related species

3.Family includes multiple genera

4.Species is broadest rank

TLS Online TPP Program

#Question id: 40519

#Environmental Science

Identify correct statements about species concept:

1.Biological species concept uses reproductive isolation

2.Morphological species concept relies on appearance

3.All species concepts give identical results

4.Species are evolutionary units

TLS Online TPP Program

#Question id: 40520

#Environmental Science

Which statements about phylogenetic classification are correct?

1.Based on evolutionary history

2.Uses molecular data

3.Ignores morphology

4.Reflects common ancestry

TLS Online TPP Program

#Question id: 40521

#Environmental Science

ASSERTION–REASON

Assertion (A): Numerical taxonomy uses many observable characters.

Reason (R): It reduces subjectivity in classification.