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Most Important Questions on Plant Morphology

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In exams like SSC, Banking, Railways, and others, we find many questions from the General Science section. In this section, Biology topics are considered very important. We will provide topic-wise practice questions so that students can be able to practice more and more and get most of the questions correct in this section. In this article, we will provide a Practice set from the Plant Morphology section. 

Important Questions on Plant Morphology :

Que 1. Which of the following is not a root?
(a) Potato 
(b) Carrot
(c) Sweat potato 
(d) Radish

Ans. (a) Potato
Explanation – It is a stem vegetable. the potatoes grow on the underground stem, called stolons.

Que 2. What is plant bud?
(a) An Embryonic leaf 
(b) Embryonic shoot
(c) Embryonic stem 
(d) A seed

Ans. (b) Embryonic shoot
Explanation – Buds are small outgrowths present terminally on the stem or in the axil of leaves.

Que 3. In plants, which one of these tissues is called dead tissues?
(a) Parenchyma 
(b) Collenchyma
(c) Phloem
(d) Sclerenchyma

Ans. (d) Sclerenchyma
Explanation – Sclerenchyma is the dead mechanical tissue in plants. 

Que 4. The bark of which tree is used as a compliment?
(a) Clove 
(b) Neem
(c) Cinnamon
(d) Palm

Ans. (c) Cinnamon
Explanation – An aromatic spice made from the peeled, dried, and rolled bark of a SE Asian tree.

Que 5. Which is the protein fiber in the following given options?
(a) Nylon
(b) Silk
(c) Cotton
(d) Polyester

Ans. (b) Silk
Explanation – A natural fiber composed of protein. natural proteins fiber include wool, hair, fur, and silk.

Que 6. The flavor of apples is mainly due to which one of the following?
(a) Ethanol 
(b) Benzene 
(c) Formalin 
(d) Benzaldehyde

Ans. (a) Ethanol 
Explanation – The flavor of apples is mainly due to the Ethanol.

Que 7. By which mode do mushrooms get their nutrition?
(a) Parasitic
(b) Saprophytic mode
(c) Chemosynthetic
(d) Photosynthetic

Ans. (b) Saprophytic mode
Explanation – Mushrooms have a saprophytic mode of nutrition. This is the reason organisms like mushrooms nourish from dead and decomposing plant or animal matter.

Que 8. What is the bond between two amino acids in a protein called?
(a) Peptide bond
(b) Glycosidic bond
(c) Ester bond
(d) Phosphodiester bond

Ans. (a) Peptide bond
Explanation – The bond between two amino acids in a protein is called a peptide bond.

Que 9. A fertilized egg is known as a?
(a) Spore
(b) Zoospore
(c) Zygote
(d) None of these

Ans. (c) Zygote
Explanation – When a fertilized egg has been implanted in the uterus, the group of cells that will become a baby is called an embryo. 

Que 10. The form which part of the opium plant do we get morphine?
(a) Leaves 
(b) Stem
(c) Bank 
(d) Fruit coat

Ans. (d) Fruit coat
Explanation – The morphine is extracted from the opium latex reducing the bulk weight by 88%.

Que 11. Which part of litchi fruit is eaten?
(a) Pericarp
(b) Endocarp
(c) Fleshy Aril
(d) Pericarp

Ans. (c) Fleshy Aril
Explanation – The edible litchi serving is aril. It is a fleshy part of the fruit, and it is available on the outer skin of the seeds. 

Que 12. Pollination by bats is called?
(a) Chiropterophily
(b) Zoophile
(c) Anemophily 
(d) Entomophily

Ans. (a) Chiropterophily
Explanation – Chiropterophily.

13. Which of the following forms the basis of plant fibers? 
(a) Proteins 
(b) Oils 
(c) Cellulose 
(d) Fats 

Ans. (c) Cellulose 
Explanation – Cellulosic fibers are fibers made from cellulose ethers or esters which can be obtained from the bark, wood, plant leaves, or plant material. 

Que 14.  Which part of a plant is clove?
(a) Root
(b) Flower buds 
(c) Leaves
(d) Stem

Ans. (b) Flower buds 
Explanation – The aromatic flower buds of the plant are known as cloves and are commonly used as a spice.

Que 15. What is the Inflorescence of Wheat?
(a) Raceme 
(b) Catkin
(c) Panicle
(d) Spike

Ans. (d) Spike
Explanation – Inflorescence of wheat is spike spikelet. 

Que 16. Which part of the plants are turnips?
(a)  Root vegetable 
(b) Underground stem
(c) Stem
(d) None of these

Ans. (a) Root vegetable 
Explanation- The turnip is a root vegetable commonly grown in temperate climates worldwide for its white, fleshy taproot.

Que 17. What is the eye of a potato called?
(a) Seed
(b) Axillary bud
(c) Adventitious root
(d) Apical buds

Ans. (b) Axillary bud
Explanation – The eye of the potato is the axillary bud.

Que 18. What is the edible part of turmeric?
(a) Root 
(b) Fruit
(c) Corm 
(d) Rhizome

Ans. (d) Rhizome
Explanation- The edible part is the underground stem or rhizome.

Que 19. Which plant has respiratory roots?
(a) Mangrove
(b) Maize
(c) Chestnut
(d) Betel

Ans. (a) Mangrove
Explanation – Breathing roots are respiratory roots found in halophytes such as mangroves.

Que 20. Which vegetables have taproots?
(a) Brinjal
(b) Peanut
(c) Carrots 
(d) Clove

Ans. (c) Carrots 
Explanation – Taproot, the main root of a primary root system, growing vertically downward.

 


Last Updated : 24 Nov, 2022
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