Botany books MCQs

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Botany books MCQs

1. Who was the writer of the book “Origin of Species”?
A. Mendel
B. Darwin
C. Linnaeus
D. Lamarck

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B

2. In photo morphogenetic movements, the pigment involved is:
A. Chromatin
B. Vernalin
C. Cytochrome
D. Phytochrome

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D

3. For the formation of lichen, the interaction between fungi and algae is known as:
A. Amensalism
B. Commensalism
C. Mutalism
D. Parasitism

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C

4. In C4 plants 1st CO2 receptor is:
A. PEP
B. PGA
C. OAA
D. RuBD

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A

5. An organism lives in the actual place or location known as:
A. Ecosystem
B. Habitat
C. Biome
D. Niche

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B

6. An ecosystem has the components:
A. Plants and animals
B. Trees and weeds
C. Biotic and abiotic
D. Man and plants

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C

7. By human activities, Which biomes have been increased in an area?
A. Desert
B. Coniferous forest
C. Savanna
D. Grassland

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A

8. Chernobyl & MIC, the two industrial tragedies occurred respectively in:
A. Ukraine 1990, Bhopal 1986
B. Bhopal 1980, Ukraine 1984
C. Madhya Pradesh 1980, Russia 1990
D. Ukraine 1986, Bhopal 1984

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D

9. phyto-and zoo-planktons are present in which zone of the lake ecosystem?
A. Water deep layers
B. Profundal zone
C. Limnetic zone
D. Littoral zone

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C

10. What are Tyloses?
A. Sieve plates
B. Tracheal plugs plugging the lumen of vessels and tracheids
C. Lactiferous channels
D. Secretory cells

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B

11. _________ is abiotic component of an ecosystem?
A. Consumers
B. Decomposers
C. Producers
D. All of these

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D

12. 10% energy transfer law of food chain was introduced by:
A. Lindmann
B. Lederberg
C. Lindley
D. Weismann

Answer - Click Here:
A

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