Structural Organisation in Animals

In water, frogs respire using .

1. trachea
2. skin
3. buccal cavity
4. lungs

In frogs, the number of pairs of cranial nerves arising from the brain are .

1. 12
2. 6
3. 9
4. 10

In frog, the Renal portal system is a special venous connection that acts to link:

1. Kidney and intestine
2. Kidney and lower part of body
3. Liver and intestine
4. Liver and kidney

Frogs respire in water by skin and buccal cavity and on land by skin, buccal cavity and lungs. Choose the correct answer from the following :

1. The statement is false for water but true for land
2. The statement is false for both the environments
3. The statement is true for water but false for land
4. The statement is true for both the environments

What is the name of the blood vessel that carries deoxygenated blood from the body to the heart in a frog?

1. Pulmonary vein
2. Vena cava
3. Aorta
4. Pulmonary artery

Which of the following statements is correct about location of the male frog copulatory pad?

1. Second digit of fore limb
2. First digit of the fore limb
3. First and Second digit of fore limb
4. First digit of hind limb

In both sexes of cockroach, a pair of jointed filamentous structures called anal cerci are present on

1. 5th segment
2. 10th segment
3. 8th and 9th segment
4. 11th segment

Three types of muscles are given as a, b and c. Identify the correct matching pair along with their location in human body: [Figure] Name of muscle/location

1. (a) Smooth - Toes (b) Skeletal - Legs (c) Cardiac - Heart
2. (a) Skeletal - Triceps (b) Smooth - Stomach (c) Cardiac - Heart
3. (a) Skeletal - Biceps (b) Involuntary - Intestine (c) Smooth - Heart
4. (a) Involuntary - Nose tip (b) Skeletal - Bone (c) Cardiac - Heart

Match List I with List II related to digestive system of cockroach. Choose the correct answer from the options given below:

1. A-IV, B-II, C-III, D-I
2. A-I, B-II, C-III, D-IV
3. A-IV, B-III, C-II, D-I
4. A-III, B-II, C-IV, D-I

Match List I with List II: Choose the correct answer from the options given below:

1. A-II, B-I, C-III, D-IV
2. A-IV, B-III, C-I, D-II
3. A-III, B-IV, C-I, D-II
4. A-II, B-I, C-IV, D-III