BOTANY PYQ PDF DOWNLOAD FOR NDA 2022 (PART 1) | HELP4NDA

MOST IMPORTANT QUESTIONS  OF BOTANY FOR NDA 2022 

 1. Which one of the following is a fungus ?

(a) Agaricus 

(b) Funaria

(c) Rhizobium 

(d) Spirogyra [2006-I]

2. The oxygen released during photosynthesis of green plants comes from the breakdown of which one of the following ?

(a) Carbon dioxide 

(b) Fatty acids

(c) Carbohydrates 

(d) Water [2006-I]

3. Consider the following statements:

1. Beans are richer source of proteins than potatoes.

2. Apples are richer source of carbohydrates than bananas.

Which of the statements given above is/are correct ?

(a) 1 only 

(b) 2 only

(c) Both 1 and 2 

(d) Neither 1 nor 2 [2006-I]

4. Which one of the following causes the disease Syphilis ?

(a) Bacteria 

(b) Fungus

(c) Protozoan 

(d) Virus [2006-I]

5. Which one of the following contains powerful oxidative enzymes and helps in removing toxic substances from cells?

(a) Plastids 

(b) Lysosomes

(c) Dictyosomes 

(d) Peroxisomes [2006-II]

6. Which one of the following pairs is not correctly matched ?

(a) Funaria : Bryophyta 

(b) Chlorella : Pteridophyte

(c) Spirogyra : Algae 

(d) Cycas : Gymnosperm [2006-II]

7. Consider the following statements :

1. In algae, the reproductive organs are single-celled.

2. Fern plants lack true vascular system.

Which of the statements given above is/are correct ?

(a) Only 1 

(b) Only 2

(c) Both 1 and 2 

(d) Neither 1 nor 2 [2006-II]

8. In plants, which one of the following tissues is dead ?

(a) Parenchyma 

(b) Collenchyma

(c) Sclerenchyma 

(d) Phloem [2006-II]

9. Which one of the following is considered as a cell within a cell ?

(a) Ribosome 

(b) Chloroplast

(c) Lysosome 

(d) Golgi complex [2007-I]

10. Which one of the following is the principal structural element of a living cell ?

(a) Oxygen 

(b) Hydrogen

(c) Carbon 

(d) Nitrogen [2007-I]

11. Which one of the following types of plants produces spores and embryo, but without seeds and vascular tissues?

(a) Gymnosperms 

(b) Pteridophytes

(c) Bryophytes 

(d) Angiosperms [2007-I]

12. Consider the following statements:

1. Brinjal is a good source of iron.

2. Pumpkin is a good source of vitamin A.

Which of the statements given above is/are correct?

(a) 1 only 

(b) 2 only

(c) Both 1 and 2 

(d) Neither 1 nor 2 [2007-I]

13. In a living cell, what is the site of ribosome formation?

(a) Golgi bodies 

(b) Endoplasmic reticulum

(c) Plasma membrane 

(d) Nucleolus [2007-I]

14. Who are the first time saw bacteria through a microscope made by himself ?

(a) Anton Van Leeuwenhoek

(b) Louis Pasteur

(c) Robert Hooke

(d) Robert Virchow [2007-II]

15. Which of the following contain enzymes for cellular respiration?

(a) Dictyosomes 

(b) Endoplasmic reticula

(c) Lysosomes 

(d) Mitochondria [2007-II]

16. Which one of the following statements is correct ?

A seed is a ripened

(a) ovary 

(b) flower

(c) gynoecium 

(d) ovule [2007-II]

17. Who of the following invented the cotton gin that separates the seeds from cotton three hundred times faster than by hand?

(a) Eli Whitney 

(b) George Stephenson

(c) McAdam 

(d) James Watt [2007-II]

18. Which one of the following cell organelles is responsible for cellular respiration ?

(a) Endoplasmic reticulum 

(b) Golgi body

(c) Lysosomer 

(d) Mitochondrium [2008-I]

19. Consider the following statements :

In fern plants,

1. vascular system is absence.

2. reproductive organs are multi-cellular.

Which of the statements given above is/are correct ?

(a) 1 only 

(b) 2 only

(c) Both 1 and 2 

(d) Neither 1 nor 2 [2008-I]

20. Consider the following plants :

1. Jasmine 

2. Sugarcane

3. Turmeric

Which of the above is / are propagated by vegetative method ?

(a) 1 only 

(b) 1 and 2

(c) 2 and 3 

(d) 1, 2 and 3 [2008-I]

21. Which one of the following diseases is caused by bacteria?

(a) Chicken Pox 

(b) Poliomyelitis

(c) Influenza 

(d) Tuberculosis [2008-I]

22. The natural dye present in turmeric is known as [2009-I]

(a) Cinnamin 

(b) Phenolphthalein

(c) Methyl orange 

(d) Curcumin

23. Which of the following organelles of a cell is/are involved in photosynthesis ? [2009-I]

(a) Chloroplast

(b) Mitochondrion

(c) Endoplasmic reticulum

(d) Golgi bodies

24. Which one of the following processes takes place in lakes during entrophication? [2009-I]

(a) Rapid destruction of algal growth

(b) Execessive availability of dissolved oxygen

(c) Loss of dissolved nutrients from water

(d) Excessive entry of nutrient into water

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25. Consider the following statements : [2009-I]

1. Different plant species grow together.

2. Light cannot penetrate into the lower strata full of undergrowth.

Which of the following types of vegetation is characterised by the above ?

(a) Equatorial moist evergreen

(b) Tropical deciduous

(c) Mediterranean

(d) Warm temperate broad leaved deciduous

26. From which one of the following is the percentage of reflected amount of radiation highest? [2009-I]

(a) Wet ground 

(b) Thick cloud

(c) Forest 

(d) Snow cover

27. Which of the following crops would be preferred for sowing in order to enrich the soil with nitrogen ? [2009-II]

(a) Wheat 

(b) Mustard

(c) Sunflower 

(d) Gram

28. Which of the following plants is referred to as a living fossil ? [2009-II]

(a) Ephedra 

(b) Cycas

(c) Ginkgo 

(d) Adiantum

29. Which one of the following vegetables is not obtained from wild cabbage? [2009-II]

(a) Lettuce 

(b) Broccoli

(c) Kale 

(d) Kohlrabi

30. Softening of mature ripe fruits is due to [2009-II]

(a) dissolution of middle lamella

(b) degradation of primary wall

(c) delignification

(d) removal of suberin deposits in the cell wall