Chapter 3: Plant Kingdom — Online MCQ Test
BIOLOGY · CLASS 11 INTER I YEAR · Andhra State Board
Practice Chapter 3: Plant Kingdom with a free chapter-wise online MCQ test.
This chapter covers: Algae Bryophytes Pteridophytes Gymnosperms Angiosperms Plant Life Cycle Alternation of Generations Reproduction Seed Plants.
AI-generated questions from basic to board-exam level, with instant results and explanations.
Chapter 3: Plant Kingdom — Important Questions & Answers
Which of the following is a characteristic pigment of green algae?
- A. Chlorophyll a and b
- B. Chlorophyll a and c
- C. Chlorophyll a only
- D. Chlorophyll b and d
Answer: A. Chlorophyll a and b
Green algae contain chlorophyll a and b, which gives them their green colour. This is a basic feature of Chlorophyceae.
Green algae contain chlorophyll a and b, which gives them their green colour. This is a basic feature of Chlorophyceae.
Which plant group has a dominant gametophyte phase in its life cycle?
- A. Angiosperms
- B. Gymnosperms
- C. Bryophytes
- D. Pteridophytes
Answer: C. Bryophytes
In bryophytes, the gametophyte is the dominant and independent plant body. The sporophyte remains attached to and dependent on it.
In bryophytes, the gametophyte is the dominant and independent plant body. The sporophyte remains attached to and dependent on it.
In green algae, the reserve food material is usually:
- A. Laminarin
- B. Starch
- C. Glycogen
- D. Oil droplets only
Answer: B. Starch
Green algae store their reserve food mainly as starch. This is a characteristic feature of chlorophyceae.
Green algae store their reserve food mainly as starch. This is a characteristic feature of chlorophyceae.
Which one of the following pairs is correctly matched with the dominant generation?
- A. Bryophytes — sporophyte
- B. Pteridophytes — gametophyte
- C. Gymnosperms — sporophyte
- D. Algae — sporophyte
Answer: C. Gymnosperms — sporophyte
Gymnosperms have a dominant sporophytic plant body. Gametophytes are highly reduced and dependent on the sporophyte.
Gymnosperms have a dominant sporophytic plant body. Gametophytes are highly reduced and dependent on the sporophyte.
In NCERT terms, which of the following is correctly matched?
- A. Marchantia — pteridophyte
- B. Equisetum — gymnosperm
- C. Salvinia — pteridophyte
- D. Cycas — angiosperm
Answer: C. Salvinia — pteridophyte
Salvinia is a pteridophyte, belonging to the fern allies. The other options are incorrectly matched.
Salvinia is a pteridophyte, belonging to the fern allies. The other options are incorrectly matched.