AIPMT Mains Zoology Class 11 Questions

Which one of the following pairs of animals are similar to each other pertaining to the feature stated against them?

Given below is the diagrammatic sketch of a certain type of connective tissue. Identify the parts labelled A, B, C and D, and select the right option about them.

Which one of the following options gives the correct categorisation of six animals according to the type of nitrogenous wastes (A, B, C), they give out?

Where do certain symbiotic microorganisms normally occur in human body?

Which one of the following pairs of chemical substances, is correctly categorised?

The supportive skeletal structures in the human external ears and in the nose tip are examples of:

The four sketches (A, B, C and D) given below, represent four different types of animal tissues. Which one of these is correctly identified in the options given, along with its correct location and function?

A fall in glomerular filtration rate (GFR) activates:

Which one of the following characteristics is common both in humans and adult frogs?

Which one of the following human organs is often called the “graveyard” of RBCs? (1) Gall bladder (2) Kidney (3) Spleen (4) Liver

The cells lining the blood vessels belong to the category of

Bulk of carbon dioxide (CO₂) released from body tissues into the blood is present as

Given below is the ECG of a normal human. Which one of its components is correctly interpreted below?

Three of the following pairs of the human skeletal parts are correctly matched with their respective inclusive skeletal category and one pair is not matched. Identify the non-matching pair.

The 24 hour (diurnal) rhythm of our body such as the sleep-wake cycle is regulated by the hormone.

Ureters act as urinogenital ducts in

Which one of the following is a possibility for most of us in regard to breathing, by making a conscious effort?

Which one of the following statements is totally wrong about the occurrence of notochord while the other three are correct?

Frogs differ from humans in possessing

The type of muscles present in our

Consider the following four statements (A⁻D) related to the common frog Rana tigrina, and select the correct option stating which ones are true (T) and which ones are false (F).

Statements:

(A) One dry land it would die due to lack of O₂ if its mouth is forcibly kept closed for a few days.

(B) It has four chambered heart.

(C) On dry land it turns uricotelic from ureotelic.

(D) Its life history is carried out in pond water.

The figure shows four animals (a), (b), (c) and (d). Select the correct answer with respect to a common characteristics of two of these animals.

Which one of the following structures in Pheretima is correctly matched with its function?

Which one of the following pairs of structures is correctly matched with their correct description?

Fastest distribution of some injectible material/medicine and with no risk of any kind can be achieved by injecting it into the

In which one of the following organisms its excretory organs are correctly stated?

Select the correct matching of a hormone, its source and function.

Given below are four statements (a-d) regarding human blood circulatory system

(a) Arteries are thick-walled and have narrow lumen as compared to veins

(b) Angina is acute chest pain when the blood circulation to the brain is reduced

(c) Persons with blood group AB can donate blood to any person with any blood group under ABO system

(d) Calcium ions play a very important role in blood clotting

Which two of the above statements are correct?

The haemoglobin content per 100 ml of blood of a normal healthy human adult is

Crocodile and penguin are similar to Whale and Dogfish in which one of the following features?

Which one of the following is the correct description of a certain part of a normal human skeleton?

Which one of the following is correct pairing of a body part and the kind of muscle tissue that moves it?

(1) Biceps of upper arm - Smooth muscle fibres

(2) Abdominal wall - Smooth muscle

(3) Iris - Involuntary smooth muscle

(4) Heart wall - Involuntary unstriated muscle

The epithelial tissue present on the inner surface of bronchioles and fallopian tubes is:

Which one of the following groups of animals is bilaterally symmetrical and triploblastic?

Peripatus is a connecting link between:

The most popularly known blood grouping is the ABO grouping. It is named ABO and not ABC, because "O" in it refers to having:

Compared to blood our lymph has:

There is no DNA in:

Which one of the following pairs of animals comprises 'jawless fishes'?

A health disorder that results from the deficiency of thyroxine in adults and characterised by (i) a low metabolic rate, (ii) increase in body weight and (iii) tendency to retain water in tissues is:

In a standard ECG which one of the following alphabets is the correct representation of the respective activity of the human heart?

Uric acid is the chief nitrogenous component of the excretory products of:

Globulins contained in human blood plasma are primarily involved in:

Which one of the following is the correct matching of three items and their grouping category?

Elbow joint is an example of:

The kind of tissue that forms the supportive structure in our pinna (external ears) is also found in:

Which of the following hormones contains iodine?

Which one of the following is an amine hormone?

Ascaris is characterized by

Which one of the following is not a characteristic of phylum Annelida?