Kerala Plus One Model Question Paper Zoology

SAMPLE
PAPER

FIRST YEAR HIGHER SECONDARY EXAMINATION
ZOOLOGY SAMPLE QUESTION PAPER
Time: 1hr&10min Score: 30

Answer any three from 1 to 5. Each carries 1 score

1. Binomial nomenclature was proposed by .................
2. Name the limbless amphibian from the following.
(Hyla, Bufo, Ichthyophis, Salamander)
3. Name the cells lines the spongocoel and the canals of porifera.
4. In human beings sound is produced by ...........
(Pharynx, Larynx, Trachea, Bronchi)
5. Plasma without clotting factor is called ...............

Answer any nine questions from 6 to 16. Each carries 2 score.

6. Match the column A with B

A B
Cold blooded animal Limulus
Egg laying mammal Hippocampus
Bioluminescence Platypus
Living fossil Ctenoplana
Peacock
7. Observe the relation between first two terms and fill in the blanks.
(a) Acoelomate : Platyhelminthes
Psedocoelomate : .....................
(b) Cnidoblast : Cnidaria
Radula: .......................
8. Identify the following biomolecules.

(a) (b)

9. Observe the graph below.
(a) Name the graph.
(b) Name any two factors that affect the sigmoid pattern of the graph.

10. Fill up A, B, C, D and complete the branching chart given below.

(A)

(B)

(C)

(D)

11. match the following.

A B
Auto immune disorder affecting Muscular dystrophy
neuromuscular junction.
Weakening and paralysis of skeletal Gout
muscles.
Inflammation of joints due to Tetany
accumulation of uric acid.
Rapid spams due to low Ca++ in Myasthenia gravis
body fluids.
12. Graphical representation of electrical activity of heart while it is working is given below.

(a) Write down the different activities of heart represented by the peaks.
(b) What is P wave and QRS complex represent?
13. Complete the Schematic diagram.
Brain

Fore brain Mid brain Hind brain
...(a)... Cerebellum
Thalamus ...(c)... ...(d)...
...(b)... Medulla

14. Complete the table.
Hormone Origin Function
Gastrin Stomach ......(a).......
......(b)....... Duodenum Secretion of Pancreatic juice
GIP ......(c)....... Inhibition of Gastric juice
......(d)...... Duodenum Release of bile

15. Find out the suitable terms from the box for the disorders stated below.
(Cretinism, Diabetes insipidus, Diabetes meletus, Goitre)
(a) Increased Glucose level in blood.
(b) Deficiency of GH in children.
(c) Hypothyroidism.
(d) Deficiency of ADH.
16. The diagrammatic representation of the pituitary and its relationship with hypothalamus is given
below.

(a) Name the hormone secreted from posterior pituitary and mention its function.
(b) Which hormone secreted from pars intermedia.
17. Differentiate Chondrichthyes and Osteichthyes with one example each.
18. Symbolic representation of the functional enzyme is given below.

Co-factor

Apoenzyme

(a) Write one difference between co-factor and apoenzyme.
(b) Name different types of co-factors.
(c) Name the coenzyme that act as vitamin.
19. (a) Differentiate electrical synapse and chemical synapse.
(b) Name one neurotransmitter.
20. Observe the figure.

(A)
(B)

(a) Name the diagram.
(b) Write A and B
(c) What is glomerulus?