Recent questions tagged zoology

According to oparin, which one of the following was not present in the primitive atmosphere of the earth :-

asked Jul 24, 2018 by pady_1

1 answer

Which one of the following is not correctly matched

asked Jul 24, 2018 by pady_1

2 answers

Cancer cells are more easily damaged by radiation than normal cells because they are -

asked Jul 24, 2018 by pady_1

1 answer

Duodenum has characteristic Brunner's glands which secrete two hormones called -

asked Jul 24, 2018 by pady_1

2 answers

ATPase enzyme needed for muscle contraction is located in -

asked Jul 24, 2018 by pady_1

1 answer

Uricotelism is found in -

asked Jul 24, 2018 by pady_1

1 answer

In 1984, the Bhopal gas tragedy took place because methyl isocyanate :-

asked Jul 24, 2018 by pady_1

2 answers

If by radiation all nitrogenase enzyme are inactivated, then there will be no :-

asked Jul 24, 2018 by pady_1

1 answer

Which of the following hormones is not a secretion product of human placenta -

asked Jul 24, 2018 by pady_1

1 answer

Injury to vagus nerve in humans is not likely to affect -

asked Jul 24, 2018 by pady_1

1 answer

Ovulation in the human female normally takes place during the menstrual cycle -

asked Jul 24, 2018 by pady_1

2 answers

Which one of the following hormones is a modified amino acid ?

asked Jul 24, 2018 by pady_1

1 answer

In Arthopoda, head and thorax are often fused to form cephalothorax, but in which one of the following classes, is the body divided into head, thorax and abdomen ?

asked Jul 24, 2018 by pady_1

1 answer

What kind of evidence suggested that man is more closely related with chimpanzee than with other hominoid apes ?

asked Jul 24, 2018 by pady_1

1 answer

Age of fossils in the past was generally determined by radio-carbon method and other methods involving radioactive elements found in the rocks. More precise methods, which were used recently and led to the revision of the evolutionary periods for different groups of organisms includes -

asked Jul 24, 2018 by pady_1

1 answer

In transgenics expression of transgene in target tissue is determined by :-

asked Jul 24, 2018 by pady_1

2 answers

You are required to draw blood from a patient and to keep it in a test tube for analysis of b corpuscles and plasma. You are also provided with the following four types of test tubes. Which of them will you not use for the purpose?

asked Jul 24, 2018 by pady_1

1 answer

Blood analysis of a patient reveals an unusually high quantity of carboxy-haemoglobin content. Which of the following conclusions is most likely to be correct ? The patient has been inhaling polluted air containing unusually high content of -

asked Jul 24, 2018 by pady_1

2 answers

The term "antibiotic" was coined by : -

asked Jul 24, 2018 by pady_1

1 answer

ELISA is used to detect viruses where the key reagent is : -

asked Jul 24, 2018 by pady_1

1 answer

Bartholin's glands are situated : -

asked Jul 24, 2018 by pady_1

1 answer

The chief advantage of encystment to an Amoeba is : -

asked Jul 24, 2018 by pady_1

1 answer

Which one of the following pairs is not correctly matched : -

asked Jul 24, 2018 by pady_1

1 answer

In Drosophila, the *** is determined by :

asked Jul 24, 2018 by pady_1

1 answer

During embryonic development, the establishment of polarity along anterior/posterior, dorsal/ventral or medial/lateral axis is called : -

asked Jul 24, 2018 by pady_1

0 answers

What used to be described as Nissel granules in a nerve cell are now identified as : -

asked Jul 24, 2018 by pady_1

1 answer

Systemic heart refers to : -

asked Jul 24, 2018 by pady_1

1 answer

Sycon belongs to a group of animals, which are best described as : -

asked Jul 24, 2018 by pady_1

1 answer

During its life-cycle, Fasciola hepatica (liver fluke) infects its intermediate host and primary host at the following larval stage respectively :

asked Jul 24, 2018 by pady_1

2 answers

Ommatidia serve the purpose of photoreception in : -

asked Jul 24, 2018 by pady_1

1 answer

Which one of the following describes correctly the homologous structures : -

asked Jul 24, 2018 by pady_1

0 answers

Darwin in his 'Natural Selection Theory' did not believe in any role of which one of the following in organic evolution :

asked Jul 24, 2018 by pady_1

2 answers

In a random mating population in equilibrium, which of the following brings about a change in gene frequency in a non-directional manner : -

asked Jul 24, 2018 by pady_1

1 answer

Industrial melanism is an example of : -

asked Jul 24, 2018 by pady_1

1 answer

What is true about T-lymphocytes in mammals : -

asked Jul 24, 2018 by pady_1

0 answers

In recent years, DNA sequences (nucleotide sequence) of mt-DNA and Y chromosomes were considered for the study of human evolution, because : -

asked Jul 24, 2018 by pady_1

1 answer

Short-lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is categorised as :-

asked Jul 24, 2018 by pady_1

0 answers

Which one of the following is a matching pair of an animal and a certain phenomenon it exhibits :

asked Jul 24, 2018 by pady_1

1 answer

Which one of the following pairs correctly matches a hormone with a disease resulting from its deficiency : -

asked Jul 24, 2018 by pady_1

1 answer

Maximum application of animal cell culture technology today is in the production of : -

asked Jul 24, 2018 by pady_1

1 answer

In which one of the following do the two names refer to one and the same thing : -

asked Jul 24, 2018 by pady_1

1 answer

Test tube baby means a baby born when

asked Jul 24, 2018 by pady_1

0 answers

Which one of the following bacteria has found extensive use in genetic engineering work in plants : -

asked Jul 24, 2018 by pady_1

0 answers

Fluoride pollutions mainly affects : -

asked Jul 24, 2018 by pady_1

1 answer

Which group of vertebrates comprises the highest number of endangered species : -

asked Jul 24, 2018 by pady_1

1 answer

If Henle's loop were absent from mammalian nephron, which of the following is to be expected : -

asked Jul 24, 2018 by pady_1

1 answer

Which one of the following contains the largest quantity of extracellular material :-

asked Jul 24, 2018 by pady_1

2 answers

During prolonged fasting, in what sequence are the following organic compounds used up by the body : -

asked Jul 24, 2018 by pady_1

1 answer

Bundle of His is a network of : -

asked Jul 24, 2018 by pady_1

2 answers

Random genetic drift in a population probably results from : -

asked Jul 24, 2018 by pady_1

1 answer

Ask Questions, Get Answers