List of top Questions asked in GATE Life Sciences

The product of cabbage fermentation by Leuconostoc mesenteroides is

Which one of the following absorbents is NOT used as an ethylene absorber in active packaging of fruits and vegetables?

Processing of fluid milk at 72 °C for 15 seconds is termed as

Which one of the following statements regarding moisture sorption isotherms of a dried food is NOT correct?

Xeropthalmia is caused due to the deficiency of

The unique flavor of chocolate and cocoa is due to the formation of

Which one of the following statements regarding Hazard Analysis Critical Control Point (HACCP) plan is NOT correct?

Which one of the following steps is used to remove phosphatides from crude oil in the refining process?

Under standard conditions in animal feeding studies, the weight gained (in grams) per gram of protein consumed by an animal is termed as

Which one of the following fungi produces aflatoxins

Consider a healthy person with the following lung volumes: Residual volume = 900 mL Expiratory reserve volume = 800 mL Tidal volume = 200 mL If the Total lung capacity is 5500 mL, then the Inspiratory reserve volume of the person is____ mL. (Answer in integer)

Consider a species of brightly colored beetle. Which one or more of the following observations suggest(s) that this species is aposematic?

The embryos of which one or more of the following animals show meroblastic cleavage?

Which one of the following rooted tree topologies best describes the primate phylogeny?

Which one or more of the following parasites is/are typically transmitted by mosquitoes as vector?

Consider a large population of a finch species, where both small and big beak sizes are advantageous, and an intermediate beak size is maladaptive. Over a period of 10 years, which one of the following evolutionary processes is most likely to operate on the beak size of this finch population?

Which one of the following statements describes the key function of human sweat glands?

When the blood glucose level of a healthy person is 100 mg/dL, which one of the following options is most likely to represent the level of glucose in the urine of that person?

Which one of the options correctly matches the human tissues/organs with their embryonic germ layers of origin?

Tissues/organs		Embryonic germ layers
(P)	liver	(i)	ectoderm
(Q)	cerebellum	(ii)	endoderm
(R)	femur	(iii)	mesoderm

Which one of the following statements is NOT TRUE of glycosaminoglycans?

Urease enzyme catalyzes the conversion of urea into ammonia and carbon dioxide. Which one of the following organisms expresses urease enzyme?

A fluorescence microscope with an objective lens of numerical aperture (NA) 1.5 is used with light of wavelength (λ) 600 nanometers. The lateral resolution limit of this microscope rounded off to the nearest integer, is______nanometers.

In certain species of salamanders, male-female pairs have multiple mating partners in a breeding season. Which one of the following terminologies accurately describes this mating system?

CREB1 is a eukaryotic transcription factor. In which one of the following compartments of the cell is CREB1 predominantly localized?

A landfill sample was analyzed by dilution and plating techniques for viable bacterial count. When one gram of the landfill sample was diluted \(1 \times 10^{-4}\) (w/v), it yielded 400 CFU. The viable bacterial count (in millions, rounded off to the nearest integer) in one gram of the landfill sample is ___.