Malpighian Tubules

Q. The organs in excretory system of cockroach, associated with conversion of nitrogenous excretory substances into uric acid are _____.

1. Malpighian tubules

2. Uricose glands

3. Fat bodies

4. Hepatic Caeca

Q.

14. Mention the function of the following:

(a) Ureters in frog

(b) Malpighian tubules

(c) Body wall in earthworm

Q. Column-I contains organisms and column-II contains their excretory structures. Choose the correct match form the options given below. Column I Column II

A) Cockroach	1) Nephridia
B) Cat fish	2) Malpighian tubules
C) Earthworm	3) Kidneys
D) Balanoglossus	4) Flame cells
E) Flatworm	5) Proboscis gland

1. A-1, B-3, C-2, D-4, E-5
2. A-3, B-1, C-2, D-5, E-4
3. A-2, B-1, C-3, D-5, E-4
4. A-2, B-3, C-1, D-5, E-4

Q. Which of the following organ acts as an active excretory organ in female cockroach during copulation?
1. Uricose gland
2. Malphigian tubules
3.conglobate gland
4. All of these

Q.

Mention the function of the following

(a) Ureters in frog

(b) Malpighian tubules

(c) Body wall in earthworm

Q. Which of the following is not a sensory organ in arthropods?

1. Simple eyes
2. Compound eyes
3. Antennae
4. Malpighian tubules

Q.

What is the pigment present in cockroach's blood ?

Q. During day time, which type of image forms in the ommatidia of cockroach:

1. Apposition
2. Mosaic
3. Superposition
4. Both a and b

Q.

Plant part used as vegetable in Brassica oleracea var. botrytis is

1. Terminal bud
2. Axillary bud
3. Unripe inflorescence
4. Fruit

Q. Assertion :Blood of insect is colourless. Reason: The blood of insect does not play any role in transport of oxygen.

1. Both assertion and reason are correct and reason is the correct explanation for assertion.
2. Both assertion and reason are correct but reason is not the correct explanation for assertion.
3. Assertion is correct but reason is incorrect.
4. Assertion is incorrect but reason is correct.

Q. Match the following columns and select the correct option –
$\begin{array}{cc}\text{Column - I}& \text{Column - II}\\ \text{(a) Gregarious polyphagous pest}& \text{(i) Asterias}\\ \text{(b) Adult with radial symmetry and}& \text{(ii) Scorpion}\\ \text{larva with bilateral symmetry}& \\ \text{(c) Book lungs}& \text{(iii) Ctenoplana}\\ \text{(d) Bioluminescence}& \text{(iv) Locust}\end{array}$

1. a - iii, b - ii, c - i, d - iv
2. a - ii, b - i, c - iii, d - iv
3. a - i, b - iii, c - ii, d - iv
4. a - iv, b - i, c - ii, d - iii

Q. The following diagrams shows four coleoptile set up at the start of an experiment-
Which two coleoptiles will both bend towards the light source?

1. 1 and 2
2. 1 and4
3. 2 and 3
4. 3 and 4

Q. In earthworm, the septal nephridia begin from behind ........... segment.

1. 18
2. 17
3. 15
4. 13

Q. Match the following columns and select the correct option –
$\begin{array}{cc}\text{Column - I}& \text{Column - II}\\ \text{(a) Gregarious polyphagous pest}& \text{(i) Asterias}\\ \text{(b) Adult with radial symmetry and}& \text{(ii) Scorpion}\\ \text{larva with bilateral symmetry}& \\ \text{(c) Book lungs}& \text{(iii) Ctenoplana}\\ \text{(d) Bioluminescence}& \text{(iv) Locust}\end{array}$

1. a - iii, b - ii, c - i, d - iv
2. a - ii, b - i, c - iii, d - iv
3. a - i, b - iii, c - ii, d - iv
4. a - iv, b - i, c - ii, d - iii

Q. The correct match for functions of nematocysts is

A. Stenotele	(i) Paralysing
B. Volvent	(ii) Capturing
C. Large glutinant	(iii) Attachment
D. Small glutinant	(iv) Locomotion

1. A- (i), B- (ii), C- (iii), D- (iv)
2. A- (iv), B- (i), C- (ii), D- (iii)
3. A- (iv), B- (iii), C- (ii), D- (i)
4. A- (ii), B- (i), C- (iii), D- (iv)

Q. Which one of the following flatworms has eyes ?

1. Fasciola
2. Dugesia
3. Schistosoma
4. Echinococcus

Q. Sensory structures in Ascaris are

1. Phasmids
2. Amphids
3. Papillae
4. All of the above

Q. Mustard oil or Colza is got from

1. Brassica oleracea

2. Brassica rapa

3. Brassica juncea

4. Brassica campesteris

Q.

Simplify it by grouping the numbers in a suitable manner.

$8564+4122+336$

Q. Which of the following is also known as pericardial cells of cockroaches?

1. Nephrocytes
2. Uricose glands
3. Malpighian tubules
4. Fat body

Q.

The nitrogenous waste in the cockroach is mainly excreted as:

1. Urea

2. Uric Acid

3. Ammonia

4. Urea and uric Acid

Q. Edible tubers occur in

1. Both stem and root tubers in Safflower

2. Stem tubers of Tragopogon porrifolius

3. Root tubers of Helianthus tuberosus

4. Stem tubers of Helianthus tuberosus and root tubers of Tragopagon porrifolius

Q. Which cells are not associated with gastric glands?

1. Mucus neck cells
2. Peptic cells
3. Paneth cells
4. Pariental cells

Q. Brunner's gland is present in

1. duodenum
2. oesophagus
3. stomach,
4. liver

Q. Match the following column I with column II and choose the correct combination.

	column I		column II
(a)	Earthworm	(i)	Gizzard
(b)	Cockroach	(ii)	Caecum
(c)	Frog	(iii)	Clitellum
(d)	Rat	(iv)	Cloaca

1. (a) - (i), (b) - (ii), (c) - (iv), (d) - (iii)
2. (a) - (iii), (b) - (i), (c) - (iv), (d) - (ii)
3. (a) - (i), (b) - (iii), (c) - (iv), (d) - (ii)
4. (a) - (iii), (b) - (i), (c) - (ii), (d) - (iv)