Karnataka CET- 2016(Biology)

In a taxonomic hierarchy, the number of common characters will increase as we go from

Which of the following statement is correct?

E. coli bacteria grew in ¹⁵NH₄Cl medium or several generations are allowed to grow in ¹⁴NH₄Cl medium. After 2 generations, the bacteria are isolated from the medium and DNA of bacteria centrifuged in CsCl. The result of the density gradient of DNA is

In which type of interactions, both the interacting organisms do not live close together?

Facultative absorption of water from primary urine is influenced by the hormone

In a dithecous anther, each pollen sac contain 1000 MMC. What is the total number of pollen-grains produced by the anther?

Identify the correct equation for Hardy-Weinberg law

In plants, lateral roots arise from

Match the plant structures given in the column – I with their plants given in the column – II

Snow blindness is caused due to

A person who has allergy, the type of antibody produced in his body is

Elution means

The edible part of the fruit of apple is

Identify a micro-organism that can produces biomass of protein

What is the function of the enzyme ‘recombinase’ during meiosis?

Identify from the following groups of animals, which exhibits oestrous cycle

The codons UUU and UUC codes for phenylalanine only. This feature of genetic code is called

One of the following area is an example for secondary succession, if the succession takes place in/on

A doctor identifies symptoms of nasal congestion, headache, sore throat, hoarseness, cough in a patient. The conclusion is that, the patient is infected by a pathogen

The puffed-up appearance of dough is due to fermentation by bacteria. Identify the gas liberated during the process

Most suitable method of introducing alien DNA into a plant cell is

Which one of these is not an accessory gland in male reproductive system?

Find the mis-match from the following pairs

What is the role of competitive inhibitor during enzyme action?

Some of the events occur during life cycle of plasmodium are given below. Identify the correct statement

Read the following statements carefully and choose the correct statements

1. In a transcription unit, the promoter located at the 5′ end of coding strand
2. The single strand DNA having the polarity 5′ → 3′ is the template strand
3. RNA polymerase binds to the operator during transcription
4. Single base DNA differences occur in humans are called Single Nucleotide Polymorphism (SNPs)

Amniocentesis is one of the methods

Connel’s field experiment on the rocky sea coast of Scotland, where larger Barnacle balanus dominates the intertidal area and removes the smaller Barnacle cathamalus. This happened due to

Choose the incorrect statement from the following

Desired genes have been introduced into transgenic animals to obtain large scale production of useful biological products encoded by these genes. This approach is generally referred to as

A plant is provided with ideal conditions for photosynthesis and supplied with isotope ¹⁴CO₂. When the products of the process are analysed carefully, what would be the nature of products?

Which among these is not a post fertilization event?

Sarcomere is the functional unit of contraction in a muscle fibre. Identify the portion of myofibril that constitute a sarcomere

Some desert beetles can survive on “metabolic water”, without ever drinking liquid water which

The gene disorder phenylketonuria is an example for

A population is correctly defined as having which of the following characteristics?

1. Inhabiting the same geography area
2. Individuals belonging to same species
3. Possessing a constant and uniform density and dispersion

Choose the correct sequence of events occur in human reproduction

In a polysaccharide, number of monosaccharides are linked by

‘A’ and ‘B’ are the two adjacent living cells. The cell ‘A’ has solute potential (Ψ_s) of – 9 bars and pressure potential (Ψ­_p) of 4 bars, whereas cell ‘B’ has solute potential (Ψ­_s) of – 8 bars and pressure potential (Ψ_p) of 5 bars. What will be the direction of water movement between these cells?

The rate of formation of new organic matter by deer in a forest ecosystem is called

Digestion of proteins is incomplete in the absence of enterokinase, because

The primary treatment of sewage water involves

Offsprings formed during sexual reproduction exhibits more variation than those formed by asexual methods, because,

Pick the hormone which is not secreted by human placenta

The phenomenon called ‘Apical dominance’ in plants is due to a phytohormone

Plants obtained through tissue culture are genetically identical and they are obtained by somatic cells. What do you call them?

All the following interactions are mutualism, except

The hormone ‘melatonin’ is secreted by the gland

A scrubber in the exhaust of a chemical industry removes

Lactational amenorrhea

The gene for haemophilia is located on ‘X’ chromosome. Hence it is normally impossible for a

Identify the incorrect statement from the following

A person admitted to hospital as he had myocardial infarction. A cardiologist injecting him ‘streptokinase’, why?

One of the breeding techniques useful to eliminate harmful recessive genes by selection is

Which one of the following statements is not correct about a plasmid?