Chromosome (2n) Numbers of Different Vegetable Crops

28Feb2021

Index

S. No.	Heading(s)
1.	What is Chromosome?
2.	What is Chromosome Number?
3.	Why is it necessary to know about the Chromosome Number of different vegetable plant-crops?
4.	Table: Chromosome Number of Different Vegetable Plants

1. What is Chromosome?

According to Wikipedia

“Achromosomeis a longDNAmolecule with part or all of thegenetic materialof an organism. Mosteukaryoticchromosomes include packaging proteins calledhistoneswhich, aided bychaperoneproteins, bind to andcondensethe DNA molecule to maintain its integrity.”

2. What is Chromosome Number?

Chromosome number (2n number) is the number of DNA molecule present in a specific species of plant.

3. Why is it necessary to know about the Chromosome Number of different vegetable plant-crops?

Chromosome number is a very important topic. There is always a possibility, question being asked (to be asked) related with the 2n number of different vegetable plants in different agricultural competition exams. The topic is related with two subject- 1. Plant Breeding and Genetics. 2. Olericulture (Horticulture).

Also Read: Chromosome (2n) Numbers of Different Flower Plants

Example of Few Questions:

1. What is the chromosome number of tomato?
2. Which is a triploid.
3. Which is not a plant having diploid chromosome number?
4. Which is a tetraploid species of plant.
5. Wheat is ….?
6. The condition Octaploid exists in..?
7. Is it true that polyploidy common in plant?

In this post we are going to know about the chromosome numbers (2n number) of different vegetable plants.

4. Table: Chromosome Number of Different Vegetable Plants

S. No.	Plant-crops	S. N.	Family	2n
1.	Amaranthus	Amaranthus cruentus L.	Amaranthaceae	34
2.	Bitter Gourd	Momordica charantia L.	Cucurbitaceae	22
3.	Beet	Beta vulgaris	Amaranthaceae	18
4.	Bottle Gourd	Lagenaria siceraria Stan.	Cucurbitaceae	22
5.	Brinjal	Solanum melongena L.	Solanaceae	24
6.	Cabbage	Brassica oleracea var. capitata	Brassicaceae	18
7.	Carrot	Daucus carota subsp. sativus	Apiaceae	18
8.	Cassava	Manihot esculenta Crantz	Euphorbiaceae	36
9.	Cauliflower	Brassica oleracea var. botrytis	Brassicaceae	18
10.	Chick pea	Cicer arietinum L.	Fabaceae	16
11.	Chili	Capsicum anum L.	Solanaceae	24, 48 (tetraploid)
12.	Cucumber	Cucumis sativus L.	Cucurbitaceae	14
13.	Ginger	Zingiber officinale Roscoe	Zingiberaceae	22
14.	Garlic	Allium sativum L.	Amaryllidaceae	16
15.	Ivy Gourd	Coccinia grandis L.	Cucurbitaceae	24
16.	Mustard	Sinapis alena L.	Cucurbitaceae	24
17.	Okra	Abelmosch esculentus L.	Malvaceae	130 and various
18.	Onion	Allium cepa L.	Amaryllidaceae	16
19.	Pea	Pisum sativum L.	Fabaceae	14
20.	Pigeon pea	Cajanus cajan Mills.	Fabaceae	22
21.	Pointed Gourd	Trichosanthes dioica Roxb	Cucurbitaceae	22
22.	Pumpkin	Cucurbita Maxima	Cucurbitaceae	40
23.	Radish	Raphanus raphanistrum subsp. sativus	Brassicaceae	18
24.	Ridge Gourd	Luffa acutangula roxb	Cucurbitaceae	26
25.	Spinach	Spinacia oleracea L.	Amaranthaceae	12
26.	Soybean	Glycine max Merr.	Fabaceae	40
27.	Swee Potato	Ipomoea batatus Lam.	Convolvulaceae	90 (Hexaploid)
28.	Tomato	Solanum lycopersicum L.	Solanaceae	24
29.	Turmeric	Curcuma longa L.	Zingiberaceae	63 (Triploid)
30.	Turnip	Brassica rapa var. rapa	Brassicaceae	20
31.	Urad bean	Vigna mungo Hepper	Fabaceae	22
32.	Potato	Solanum tuberosum L.	Solanacea	48 (Tetraploid)
33.	Winged Bean	psophocarpus tetragonolobus D.C.	Fabaceae	18
34.	Water Melon	Citrullus lanatus Thumb.	Cucurbitaceae	22

KEY WORDS

2n Number of Tomato, 2n Number of Potato, 2n Number of Cabbage, 2n Number of Okra, 2n Number of Bringal, 2n Number of Pumpkin, 2n Number of Cucumber, Plant Breeding Notes, Plant Breeding E-book, Plant Breeding MCQ, Plant Breeding JRF Questions

Chromosome (2n) Numbers of Different Vegetable Crops - KRISHI COACHING (2023)