Correct Answer is: Shoots that arise from roots to form new plant

Botany MCQ Multiple Choice Questions Answers | Quiz for Practice

Q: 1. Green house effect is related to

Correct Answer is: Global warming

Q: 3. Horticulture is the study that includes

Correct Answer is: Fruits, vegetables and flowers

Q: 4. In cold places frost damage can be reduced in horticultural crops using these methods except

Correct Answer is: Green houses and shade nets

Q: 5. In cutting method of vegetative propagation, cuttings are mainly taken from

Correct Answer is: Shoots of parent plant

Q: 6. In hybridization this is not part of the technique used

Correct Answer is: Use of two plants to bridge the stems together

Q: 7. Increasing high skin cancer and high mutation rate are

Correct Answer is: O3 depletion

Q: 10. Layering can be done on plants such as

Correct Answer is: bougainvillea

Q: 12. Linnaeus is credited with introducing

Correct Answer is: Binomial nomenclature

Q: 13. Main function of biofertilizer is

Correct Answer is: To increase biological process

Q: 14. Main function of biofertilizer is

Correct Answer is: To increase biological process

Botany MCQs are essential for students and exam aspirants looking to test and enhance their understanding of plant science. These multiple-choice questions cover a wide range of topics and are perfect for those preparing for academic and competitive exams.

About Botany MCQ Questions

Botany MCQs delve into the study of plants, covering topics such as plant anatomy, physiology, genetics, and ecology. These questions are designed to test your knowledge and understanding of key concepts, from the structure of plant cells to the processes involved in photosynthesis and plant reproduction.

Why Practice Botany Objective Questions?

Practicing Botany MCQs offers several benefits. They help you prepare for school and college exams, competitive exams, and job interviews. Regular practice enhances your recall and understanding, making you more confident and well-prepared. Additionally, these questions serve as a valuable tool for revising and reinforcing your knowledge of plant science concepts.

Who Should Use These MCQs?

Students preparing for school or college exams
Competitive exam aspirants
Candidates preparing for interviews

Botany MCQ Questions for Practice

1. Green house effect is related to

Increased growth of green algae
Global warming
Cultivation of vegetables in house
Development of terrace gardens.

2. Green manure plants used by farmers mainly belong to

Compositae
Leguminosae
Solanaceae
Poaceae

3. Horticulture is the study that includes

Fruits, vegetables and flowers
All food crops
Vegetable gardens and lawns near hotels only
Some bush crops and apples

4. In cold places frost damage can be reduced in horticultural crops using these methods except

Overhead sprinklers at night
Green houses and shade nets
Wind breaks placement
Appropriate fungicide application

5. In cutting method of vegetative propagation, cuttings are mainly taken from

Leaves of parent plant
Roots or stems of parent plant
Shoots of parent plant
Buds of parent plant

6. In hybridization this is not part of the technique used

Transfer pollen
Collect pollen
Emasculate
Use of two plants to bridge the stems together

7. Increasing high skin cancer and high mutation rate are

O3 depletion
Acid rain
CO pollution
CO2 Pollution.

8. Itai-Itai disease is due to the toxicity of

Lead
Cadmium
Strontium
Tin.

9. Layering can be done on plants such as

bulbs
Lime
Sugar cane
Oleander

10. Layering can be done on plants such as

Bulbs
bougainvillea
Sugar cane
Oleander

11. Lichens indicate pollution by

12. Linnaeus is credited with introducing

The concept of inheritance
Law of limiting factor
Theory of heredity
Binomial nomenclature

13. Main function of biofertilizer is

To increase chemical process
To increase physiological process
To increase biological process
To increase photosynthesis process

14. Main function of biofertilizer is

To increase chemical process
To increase physiological process
To increase biological process
To increase photosynthesis process

15. Major aerosol pollutant in Jet Plane emission is

SO2
CO
CH4
CFC.

16. Minamata disease is due to pollutant

Lead
Mercury
Hydrogen Sulphide
Sulphur dioxide

17. Most abundant water pollutant is

Detergents
Pesticides
Industrial wastes
Ammonia.

18. Mycorrhizae is associated with the following

Formation of root nodules
Hyphae penetrating the soil
Found mostly in lower plants
Soil erosion

19. Noise Pollution is measured in

Hertz
Fathoms
Manometers
Decibels.

20. Onion and garlic are examples of

Rhizome
corm
stem tuber
bulb

21. Ozone day is observed on

25th December
16th September
21st April
30th January.

22. Ozone hole causes

Global warming
Reduction in the rate of photosynthesis
More UV rays come to earth
All the above.

23. Ozone hole is caused by

Acetylene
Ethylene
Chlorofluorocarbons
Methane.

24. Ozone layer is found in

Thermosphere
Stratosphere
Mesosphere
Lithosphere.

25. Pesticide responsible for Ozone depletion is

BHC
DDT
Melathion
None of the above.

26. Pollutants released from paddy field is

CO2
CO
H2O2
CH4.

27. Pudding is done to

Reduce percolation of water
Pulverise and levelling soil
Kill weeds
All of the above

28. Role of CFC present in atmosphere is to

Reduction in ozone
Ozone formation
Formation of leg haemoglobin
Enhance chlorophyll formation.

29. Root suckers are

Insects that suck nutrients from the roots of plants
Shoots that arise from roots to form new plant
New plant parts that arise from the branches of fruit trees
Roots of neighboring plants that share water with the another plant

30. Rootex contains

Auxins
ABA
Kinetin
Ethylene