EPP 3, Class 11th, Biology, Chapter -3 ,PLANT KINGDOM, BY- B.K. SIR

URMILA SCIENCE ACADEMY 

BY - B.K. SAMOTYA SIR 

EPP -3

 Class 11 Biology 

Chapter 3: Plant Kingdom

Important Questions (74 Marks Total)

A. Objective Type Questions (20 × 0.5 = 10 Marks)

(Each question carries 0.5 mark – choose the correct option)

1. Funaria belongs to which group?

a) Algae

b) Bryophyta

c) Pteridophyta

d) Gymnosperms

2. The main photosynthetic pigment in red algae is –

a) Chlorophyll a

b) Phycoerythrin

c) Chlorophyll b

d) Xanthophyll

3. The chief reserve food of brown algae is –

a) Starch

b) Mannitol + Laminarin

c) Glycogen

d) Floridean starch

4. Archegonium is found in –

a) Algae

b) Bryophyta

c) Angiosperms

d) Gymnosperms

5. Prothallus is the gametophyte of –

a) Ferns (Pteridophytes)

b) Mosses

c) Liverworts

d) Gymnosperms

6. “First vascular plants” are –

a) Algae

b) Bryophyta

c) Pteridophyta

d) Angiosperms

7. Fertilization in gymnosperms is –

a) Single

b) Double

c) Triple

d) None of these

8. In angiosperms, the embryo sac is usually –

a) 4-nucleate

b) 6-nucleate

c) 7-celled, 8-nucleate

d) 5-nucleate

9. Pinus belongs to –

a) Angiosperms

b) Gymnosperms

c) Bryophyta

d) Algae

10. The most primitive group of plants is –

a) Bryophyta

b) Algae

c) Pteridophyta

d) Gymnosperms

11. Volvox is an example of –

a) Colonial algae

b) Filamentous algae

c) Unicellular algae

d) Lichen

12. The plant body of moss is –

a) Sporophyte dominant

b) Gametophyte dominant

c) Both equal

d) None

13. Diplontic life cycle occurs in –

a) Angiosperms

b) Bryophytes

c) Algae

d) Moss

14. Lichen is an association of –

a) Algae + Fungus

b) Algae + Bacteria

c) Fungus + Virus

d) Fungus + Cyanobacteria

15. Double fertilization is the characteristic feature of –

a) Gymnosperms

b) Algae

c) Angiosperms

d) Bryophytes

16. Agar is obtained from –

a) Red algae

b) Brown algae

c) Green algae

d) Blue green algae

17. Scientific name of peat moss is –

a) Polytrichum

b) Funaria

c) Sphagnum

d) Riccia

18. Ovules of gymnosperms are –

a) Inside the ovary

b) Naked on megasporophylls

c) In closed cavity

d) In capsule

19. Riccia is an example of –

a) Liverwort

b) Moss

c) Fern

d) Gymnosperm

20. Marchantia reproduces by –

a) Fragmentation

b) Gemma cups

c) Sporophyte

d) All of these

B. Fill in the blanks (10 × 1= 10 Marks)

1. Bryophytes are called as __________ of the plant kingdom.

2. In red algae, stored food is __________.

3. The plant body of pteridophytes is __________.

4. Gymnosperms bear __________ seeds.

5. Male sex organ of bryophytes is called __________.

6. In angiosperms, ovules are enclosed within __________.

7. The algae which help in nitrogen fixation are __________.

8. In Pinus, male gametes are __________ (motile/non-motile).

9. The haploid multicellular stage of plants is called __________.

10. Mosses are also called as __________ plants.

C. One Liner Questions (5 × 1 = 5 Marks)

1. Define heterospory.

2. Write the scientific name of Cycas.

3. What is the reserve food in green algae?

4. Give one example of colonial green algae.

5. Which pigment gives brown colour to brown algae?

D. Very Short Answer Questions (5 × 2= 10 Marks)

1. Differentiate between liverworts and mosses (any two points).

2. Write two economic uses of algae.

3. Define alternation of generations.

4. State two characters of gymnosperms.

5. Name two examples of pteridophytes.

E. Short Answer Questions (5 × 3 = 15 Marks)

1. Explain the economic importance of algae (any 4 points).

2. Differentiate between gymnosperms and angiosperms (any 4 points).

3. Write a short note on Sphagnum (peat moss).

4. Describe the structure of moss plant.

5. Explain diplontic life cycle with example.

F. Long Answer Questions (2 × 5 = 10 Marks)

1. Describe the life cycle of a fern (pteridophyte) with diagram.

2. Write the general characters and classification of algae.

G. Very Long Answer Questions (Any 2  × 7 = 14  Marks)

1. Describe the life cycle of an angiosperm plant with neat labelled diagram, highlighting double fertilization and triple fusion.

2. Explain in detail the life cycle of a moss (Funaria) with labelled diagram, showing alternation of generations.

3. Discuss the general characters, reproduction and economic importance of gymnosperms with suitable examples.

4. Describe the life cycle of a typical pteridophyte (fern) with neat labelled diagram, showing alternation of generations

By- B.k. sir

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