Federal Board Class IX Biology

SECTION “A”

NOTE: Section-A is compulsory. All parts of this section are to be answered on the question paper itself. It should be completed in the first 20 minutes and handed over to the Centre Superintendent. Deleting / overwriting are not allowed. Do not use lead pencil.

Q.1. Circle the correct option i.e. A/B/C/D. Each part part carries one mark.

i. Who introduced the Binomial Nomenclature system?

• Vi Sallus
• Carolus Linnaeus
• Edward Jenner
• Charles Darwin

ii. Which of the following statements is TRUE for all gymnosperms?

• They are vascular plants
• They have vessels in their xylem
• They are usually found in hot plains
• They are seedless plants

iii. Which of the following characteristics of Viruses is NOT like that of living things?

• Growth
• Reproduction
• Crystals
• Respiration

iv. Bryophytes include _______

• Liverworts, mosses
• Ferns, gymnosperms
• Gymnosperms, angiosperms
• Mosses, fungi

v. Which of the following groups represents the seedless plants?

• Gymnosperms
• Angiosperms
• Pteridophytes
• Sprmatophytes

vi. Which of the following phyla has metameric segmentation in the body of its animals?

• Mollusca
• nematode
• Annelida
• Arthropoda

vii. The term “Cell” was first used by ________.

• Schleiden
• Schwann
• Annelida
• Robert Hook

viii. Which of the following plants has compound leaves?

• Cotton
• Mulberry
• Peepal
• Amaltas

ix. Which of the following molecules are absorbed by the digestion of carbohydrate and protein in the small intestine?

• Glucose, Amino acids
• Sugar, Fatty acids
• Glucose, Fatty acids
• Sugar, Amino acids

x. What is the function of manganese in plants?

• Synthesis of nucleic acids
• Synthesis of chlorophyll
• Building of amino acids
• Synthesis of carbohydrates

xi. Which of the following paths does air take to enter the human lung?

• Bronchiole → Bronchus → Larynx → Trachea
• Bronchiole → Bronchus → Trachea → Larynx
• Trachea → Bronchiole → Bronchus → Alveolus
• Trachea → Bronchus → Bronchiole → Alveolus

SECTION “B”

NOTE: Answer any ELEVEN parts from Section-B and TWO from Section-C on the separately provided answer book. Use supplementary answer sheet i.e. Sheet-B if required. Write your answer neatly and legible.

Q.2. Answer any ELEVEN parts. The answer to each part should not exceed 3 to 4 lines. (33)

i. Define the following: (01 + 01 + 01)

a. Morphology
b. Embryology
c. Genetics

ii. (a) Why do some animals hibernate themselves in cold season? (02)
b. Name two vertebrates that hibernate themselves in the winter season. (01)

iii. Two types of blood are received by the heart of frog during circulation. (03)

a. Name the veins which supply blood to the heart.
b. Which chamber of the heart receives deoxygenated blood from all parts of the body of frog?

iv. Write down the salient features of the cell theory presented by Schleiden and Schwann. (03)

v. Name any three Angiospermic plants from which the products that are used as medicines are obtained. (03)

vi. Define the following: (01 + 01 + 01)
a. Nucleoid
b. Rachis
c. Prothallus

vii. Differentiate between Arteries and Veins. (03)

viii. Write down the cause of the following diseases. (03)

Beri-beri
Rickets
Anaemia

ix. Write down the structure of Amoeba. (03)

x. Write down one function of each of the following.

Pyrenoid
Plasmid
Radula of Snail

xi. Differentiate between Aerobic and Anaerobic Respiration. (03)

xii. Write a short note on Carbohydrates. (03)

xiii. Write a short note on different types of Plastids found in plants. (03)

xiv. (a) How do the Parasitic plants obtain their food? (02)
b. Give two examples of Saprophytic plants. (01)

xv. Write down the structure of Xylem tissue. (03)

SECTION “C”

NOTE: Attempt any TWO questions. All questions carry equal marks. (20)

Q.3. (a) Describe the role of Pancreas and Liver in the digestion of food in man. (06)
Q.3. (b) How does digestion of food take place in the stomach of man? (04)

Q.4. (a) Name the chemicals present in the cigerette smoke. Also describe the harmful effects of each chemical. (05)
Q.4. (b) What is Mutualism? Give two examples of mutualists. (03)

Q.5. (a) Describe the internal structure of Brassica root.
Q.5. (b) Write down the significance of meiosis cell division.
Q.5. (c) Write down the energy rich compounds which are formed in light reaction of photosynthesis.