Recent questions in 2013

The Air Prevention and control of pollution Act came into force in :

asked Aug 20, 2018 by pady_1

1 answer

Global warming can be controlled by :

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2 answers

A sedentary sea anemone gets attached to the shell lining of hermit crab. The association is :

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1 answer

Which one of the following processes during decomposition is correctly described ?

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1 answer

A biologist studied the population of rats in a barn, He found that the average natality was 250, average mortality 240, immigration 20 and emigration 30. The net increase in population is :

asked Aug 20, 2018 by pady_1

1 answer

During sewage treatment, biogases are produced which include :

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1 answer

In plant breeding programmes, the entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called :

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1 answer

The cell-mediated immunity inside the human body is carried out by :

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3 answers

Infection of Ascaris usually occurs by :

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1 answer

The eye of octopus and eye of cat show different patterns of structure, yet they perform similar function, This is an example of :

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1 answer

According to Darwin, the organic evolution is due to -

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1 answer

Which enzyme/s will be produced in a cell in which there is a non-sense mutation in the lac Y gene ?

asked Aug 20, 2018 by pady_1

1 answer

The diagram shows an important concept in the genetic implication of DNA. Fill in the blanks A to C.

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1 answer

If both parents are carriers for thalessemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child ?

asked Aug 20, 2018 by pady_1

1 answer

The incorrect statement with regard to Haemophilia is :

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1 answer

Which mendelian idea is depicted by a cross in which the $F_1$ generation resembles both the parents ?

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1 answer

Artificial insemination means :

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1 answer

Which of the following cannot be detected in a developing foetus by amniocentesis ?

asked Aug 20, 2018 by pady_1

2 answers

One of the legal methods of birth control is :

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2 answers

Which one of the following is not the function of placenta ? it :

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1 answer

Menstrual flow occurs due to lack of

asked Aug 20, 2018 by pady_1

1 answer

What is the correct sequence of sperm formation ?

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1 answer

Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function / deficiency symptom

asked Aug 20, 2018 by pady_1

1 answer

Which of the following statement is correct in relation to the endocrine system ?

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1 answer

Parts A, B, C and D of the human eye are shown in the diagram. Select the option which gives correct identification along with its functions / characteristics

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1 answer

A diagram showing axon terminal and synapse is given. Identify correctly at least two of A - D

asked Aug 20, 2018 by pady_1

1 answer

The characteristics and an example of a synovial joint in humans is

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1 answer

Select the correct statement with respect to locomotion in humans

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1 answer

Figure shows human urinary system with structures labelled A to D. Select option which correctly identifies them and gives their characteristics and/ or functions

asked Aug 20, 2018 by pady_1

1 answer

The diagram given here is the standard ECG of a normal person. The P-wave respresents the

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1 answer

Figure shows schematic plan of blood circulation in humans with labels A to D. Identify the label and give its function/s.

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1 answer

The figure shows a diagrammatic view of human respiratory system with labels A, B, C and D. Select the option which gives correct identification and main function and/or characteristic.

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1 answer

A pregnant female delivers a baby who suffers from stunted growth, mental retardation low intelligence quotient and abnormal skin. This is the result of

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1 answer

Select the correct match of the digested products in humans given in column I with their absorption site and mechanism in column II

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1 answer

A stage in cell division is shown in the figure. Select the answer which gives correct identification of the stage with its characteristics

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1 answer

The essential chemical components of many coenzymes are

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1 answer

Macro molecule chitin is

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1 answer

Which one of the following organelle in the figure correctly matches with its function ? <img src = ""/>

asked Aug 20, 2018 by pady_1

1 answer

The Golgi complex plays a major role

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1 answer

What external changes are visible after the last moult of a cockroach nymph ?

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1 answer

The H-zone in the skeletal muscle fibre is due to

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1 answer

One of the representatives of Phylum Arthropoda is

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1 answer

Which group of animals belong to the same phylum ?

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1 answer

Which of the following are correctly matched with respect to their taxonomic classification ?

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0 answers

Match the name of the animal (Column I) with one characteristics (Column II) and the phylum/class (Column III) to which it belongs.

asked Aug 20, 2018 by pady_1

1 answer

Which of the following represent maximum number of species among global biodiversity ?

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1 answer

Kyoto - Protocol was endorsed at :

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1 answer

Which one of the following is not used for ex situ plant conservation?

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1 answer

Secondary productivity is rate of formation of new organic matter by

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1 answer

Natural reservoir of phosphorus is

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