- Pleural fluid
- Surfactant
- Oxygen
- Mycous
- b
2025
All Solved Current and Past Papers of 2025 are included in this section of ETEST Academy’s Website. All MCQs of Year 2025 are solved with short detailed answers. ETEST Academy updates this portion of Past Papers 2025 on daily basis.
The total aggregate of genes in a population at any one time is called:
- Allele
- Inheritance
- Trait
- Gene Pool
- d
Sub-stage of first mitotic division in which the disappearance of the nuclear membrane, nucleolus and completion of spindle apparatus takes place is termed as:
- Leptotene
- Zygotene
- Diakinesis
- Pachytene
- c
-
Diakinesis is the final sub stage of Prophase in Mitosis.
The stage of mitosis in which the nuclear envelop is reestablished and the mitotis apparatus disassembled is known as:
- Prophase
- Metaphase
- Anaphase
- Telophase
- d
-
Telophase is final stage of Mitosis.
Sexually transmitted disease caused by bacterium “Treponema pallidum”, which affects nervous and skeletal system is known as:
- Gonorrhea
- AIDS
- Syphilis
- Genital herpes
- c
-
Syphilis is caused by the bacterium Treponema pallidum.
Pharynx leads air into larynx through an opening is called:
- Glottis
- Epiglottis
- Trachea
- Bronchi
- a
-
Pharynx is also known as Throat.
Larynx is also known as Voice Box.
A special type of invaginated respiratory system called tracheal system, is present in ____
- Hydra
- Earthworm
- Cockroach
- Fish
- c
-
Invaginated Respiratory System is insect’s respiratory system.
It is the last portion of large intestine:
- Rectum
- Colon
- Caecum
- Appendix
- a
-
The large intestine in also known as Colon.
The Cecum is the first portion of the large intestine.
Dolly, the first cloned animal was a:
- Horse
- Goat
- Dog
- Sheep
- d
-
Dolly the first cloned mammal animal, was a female sheep.
Dolly was born on 5th July 1996 at the Roslin Institute in Scotland.
Who used Drosophila melanogaster for the first time as an experimental animal in genetic studies?
- T.H Morgan
- Gregor J.Mendal
- George Breadle
- Edward Tatum
- a
-
Drosophila Melanogaster means “Fruit Flies”.
Thomas Hunt Morgan first time used Fruit Flies in experiment at Columbia University in 1910 in a laboratory known as “The Fly Room”.