Recent questions and answers in 2006

HIV that causes AIDS, first starts destroying

answered Jul 21, 2020 by kphasnashirin

1 answer

In Mendel's experiments with garden pea, round seed shape (RR) was dominant over wrinkled seeds (rr), yellow cotyledon (YY) was dominant over green cotyledon (yy). What are the expected phenotypes in the F2 generation of the cross RRYY × rryy ?

answered Jul 18, 2020 by kphasnashirin

1 answer

Both sickle cell anemia and Huntington's chorea are-

answered Dec 2, 2019 by swapnarajan1982

1 answer

In which one of the following sets of animals do all the four give birth to young ones ?

answered Dec 2, 2019 by swapnarajan1982

2 answers

Biradial symmetry and lack of cnidoblasts are the characteristics of-

answered Dec 2, 2019 by swapnarajan1982

1 answer

Which one of the following has an open circulatory system ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

Which one of the following statements is incorrect ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

Withdrawal of which of the following hormones is the immediate cause of menstruation ?

answered Dec 2, 2019 by swapnarajan1982

2 answers

Which of the following is an accumulation and release centre of neurohormones ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

Which one of the following is not a second messenger in hormone action ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

What is common about Trypanosoma, Noctiluca, Monocystis and Giardia-

answered Dec 2, 2019 by swapnarajan1982

2 answers

Jurassic period of the Mesozoic era characterized by-

answered Dec 2, 2019 by swapnarajan1982

1 answer

Which of the following pairs of an animal and a plant represents endangered organisms in India-

answered Dec 2, 2019 by swapnarajan1982

2 answers

A person showing unpredictable moods, outbursts of emotion, quarrelsome behaviour and conflicts with others is suffering from-

answered Dec 2, 2019 by swapnarajan1982

1 answer

Bowman's glands are found in-

answered Dec 2, 2019 by swapnarajan1982

2 answers

Examination of blood of a person suspected of having anemia, shows large, immature, nucleated erythrocytes without haemoglobin. Supplementing his diet with which of the following is likely to alleviate his symptoms ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

The 'blue baby' syndrome results from-

answered Dec 2, 2019 by swapnarajan1982

1 answer

Restriction endonuclease -

answered Dec 2, 2019 by swapnarajan1982

1 answer

Sertoli cells are regulated by the pituitary hormone known as-

answered Dec 2, 2019 by swapnarajan1982

1 answer

Which one of the following does not act as a neurotransmitter ?

answered Dec 2, 2019 by swapnarajan1982

2 answers

Which one of the following is a matching set of phylum and its three examples ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

A major breakthrough in the studies of cells came with the development of electron microscope. This is because-

answered Dec 2, 2019 by swapnarajan1982

2 answers

An important evidence in favour of organic evolution is the occurrence of-

answered Dec 2, 2019 by swapnarajan1982

2 answers

How many ATP molecules could maximally be generated from one molecule of glucose, if the complete oxidation of one mole of glucose to $CO_2$ and $H_2O$ yields 686 kcal and the useful chemical energy available in the high energy phosphate bond of one mole of ATP is 12 kcal ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

Crop plants grown in monoculture are-

answered Dec 2, 2019 by swapnarajan1982

1 answer

Which one of the following amino-acids was not found to be synthesized in Miller's experiment ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

The translocation of organic solutes in sieve tube members is supported by-

answered Dec 2, 2019 by swapnarajan1982

1 answer

Test cross involves-

answered Dec 2, 2019 by swapnarajan1982

1 answer

In a moss the sporophyte-

answered Dec 2, 2019 by swapnarajan1982

1 answer

Sulphur is an important nutrient for optimum growth and productivity in-

answered Dec 2, 2019 by swapnarajan1982

1 answer

Which one of the following is the correctly matched pair of an endangered animal and a National Park ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

What type of placentation is seen in sweet pea ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

In which mode of inheritance do you expect more maternal influence among the offspring ?

answered Dec 2, 2019 by swapnarajan1982

2 answers

A common structural feature of vessel elements and sieve tube elements is-

answered Dec 2, 2019 by swapnarajan1982

1 answer

Moss peat is used as a packing material for sending flowers and live plants to distant places because-

answered Dec 2, 2019 by swapnarajan1982

1 answer

Phenotype of an organism is the result of-

answered Dec 2, 2019 by swapnarajan1982

2 answers

Which antibiotic inhibits interaction between tRNA and mRNA during bacterial protein synthesis ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

In which of the following fruits is the edible part the aril ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

Farmers in a particular region were concerned that pre-mature yellowing of leaves of a pulse crop might cause decrease in the yield. Which treatment could be most beneficial to obtain maximum seed yield ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

Which one of the following statements is correct ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

In order to obtain virus-free plants through tissue culture the best method is-

answered Dec 2, 2019 by swapnarajan1982

1 answer

An enzyme that can stimulate germination of barley seeds is-

answered Dec 2, 2019 by swapnarajan1982

1 answer

The arrangement of the nuclei in a normal embryo sac in the dicot plants is-

answered Dec 2, 2019 by swapnarajan1982

1 answer

If a colourblind woman marries a normal visioned man, their sons will be -

answered Dec 2, 2019 by swapnarajan1982

1 answer

Which one of the following is an example of polygenic inheritance ?

answered Dec 2, 2019 by swapnarajan1982

1 answer

During photorespiration the oxygen consuming reaction (s) occur in-

answered Dec 2, 2019 by swapnarajan1982

2 answers

Which of the following environmental conditions are essential for optimum growth of Mucor on a piece of bread ? A. Temperature of about 25ºC B. Temperature of about 5ºC C. Relative humidity of about5% D. Relative humidity of about 95% E. A shady place F. A brightly illuminated place Choose the answer from the following options

answered Dec 2, 2019 by swapnarajan1982

1 answer

Curing of tea leaves is brought about by the activity of-

answered Dec 2, 2019 by swapnarajan1982

1 answer

The radius of Germanium (Ge) nuclide is measured to be twice the radius of $_{4}^{9}Be$ . The number of nucleons in Ge are:-

asked Jul 25, 2018 by pady_1

2 answers

Angiotensinogen is a protein produced and secreted by-

asked Jul 25, 2018 by pady_1

0 answers

Ask Questions, Get Answers