Discussion
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- Question
The study of interaction between living organism and environment is called
Options- A. ecosystem
- B. phytogeography
- C. ecology
- D. photosociology
- Correct Answer
- ecology
- 1. The major source of sugar in the world is
Options- A. watermelon
- B. beetroot
- C. sugarcane
- D. dates Discuss
- 2. A very common mutualistic, symbiotic relationship between a fungus and the roots of a plant is
Options- A. lichen
- B. mycorrhizal
- C. ascomycete
- D. basidiomycete Discuss
- 3. What single feature is probably most responsible for the success of angiosperms?
Options- A. Seeds
- B. Fruit
- C. Broad leaves
- D. Flowers Discuss
- 4. What are the names of the two genders of haploid yeast cells?
Options- A. A and Alpha
- B. M and F
- C. Y(a)and Y(b)
- D. None of these Discuss
- 5. Triticale is derived by crossing
Options- A. wheat and rice
- B. wheat and tapioca
- C. rye (secale) and wheat
- D. rye and rice Discuss
- 6. The volume of O2 liberated in photosynthesis has which of the following ratio to CO2?
Options- A. 1:1
- B. 2:1
- C. 1:2
- D. 3:1 Discuss
- 7. Mycorrhizae are symbiotic associations between
Options- A. algae and fungi
- B. root and fungi
- C. bacteria and root
- D. bacteria and fungi Discuss
- 8. Triticale, the first man made cereal is an example of
Options- A. artificial allopolyploidy
- B. artificial autopolyploidy
- C. man made crossing
- D. artificial evolution Discuss
- 9. Rice can grow in water submerged soil because the plants
Options- A. have spongy roots
- B. can oxidize the micro-environment around their roots and thus able to absorb oxygen
- C. are adapted to enable roots to ward off toxic products
- D. all of the above Discuss
- 10. The colour of flower is due to the presence of
Options- A. chlorophyll
- B. xanthophylls
- C. florigen
- D. chromoplast or anthocyanin Discuss
General Plant Biotechnology problems
Search Results
Correct Answer: sugarcane
Correct Answer: mycorrhizal
Correct Answer: Flowers
Correct Answer: A and Alpha
Correct Answer: rye (secale) and wheat
Correct Answer: 1:1
Correct Answer: root and fungi
Correct Answer: artificial allopolyploidy
Correct Answer: all of the above
Correct Answer: chromoplast or anthocyanin
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