Zoology Questions

From the following statements select the wrong one:

Which one of the following characters is not typical of the class-mammalia?

Animals have the innate ability to escape from predation. Examples for the same are given below. Select the incorrect example:

The world's highly prized wool-yielding 'Pashmina' breed is:

Which of the following is correct about the International Code of Zoological Nomenclature (ICZN)?

Which international organization sets the rules for naming animals?

Lack of relaxation between successive stimuli in sustained muscle contraction is known as:

Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other?

Fertilization in humans is practically feasible only if:

Following are the two statements regarding the origin of life:(i) The earliest organisms that appeared on the earth were non-green and presumably anaerobes.(ii) The first autotrophic organisms were the chemoautotrophs that never released oxygen.Of the above statements, which one of the following options is correct?

Which of the following characteristic features always holds true for the corresponding group of animals?

Changes in GnRH pulse frequency in females is controlled by circulating levels of:

Photosensitive compound in human eye is made up of:

Identify the correct statement on ‘inhibin’:

It is much easier for a small animal to run uphill than for a large animal, because:

Reduction in pH of blood will:

The amino acid Tryptophan is the precursor for the synthesis of:

Which of the following guards the opening of hepatopancreatic duct into the duodenum?

In the stomach, gastric acid is secreted by the:

Asthma may be attributed to:

Which of the following features is not present in the Phylum – Arthropoda?

In mammals, which blood vessel would normally carry largest amount of urea?

Analogous structures are a result of:

Which one of the following characteristics is not shared by birds and mammals?

Select the incorrect statement:

Which of the following approaches does not give the defined action of contraceptive?

Based on cellular mechanisms there are two major types of regeneration found in the animals. Which one of the following is the correct example of the type mentioned?

A cross section at the midpoint of the middle piece of a human sperm will show:

Which one of the following groups of structures/organs have similar function?

In an experiment freshly hatched larvae of an insect (Khapra beetle) were reared on a basal diet (complete diet without cholesterol) with increasing amounts of cholesterol. Results obtained are shown in the graph given in the table:The graph indicates that:

Which one of the following features is common in silverfish, scorpion, dragonfly and prawn?

Assertion : The fungi are widespread in distribution and they even live on or inside other plants and animals.Reason : Fungi are able to grow anywhere on land, water or on other organisms because they have a variety of pigments, including chlorophyll, carotenoids, fucoxanthin and phycoerythrin.

The duck-billed Platypus and the spiny ant-eater, both are egg-laying animals yet they are grouped under mammals.

Which international code governs the naming of animals?

Which is the National Aquatic Animal of India?

Which type of tissue correctly matches with its location?

Which of the following features is not present in Periplaneta americana?

In higher vertebrates, the immune system can distinguish self – cells and non – self. If this property is lost due to genetic abnormality and it attacks self – cells, then it leads to:

Blood pressure in the pulmonary artery is:

Which of the following structures is homologous to the wing of a bird?

Name the chronic respiratory disorder caused mainly by cigarette smoking:

In context of Amniocentesis, which of the following statements is incorrect?

Antivenom injection contains preformed antibodies while polio drops that are administered into the body contain:

Which of the following statements is not true for cancer cells in relation to mutations?