Question

Palisade parenchyma is absent in leaves of
(a)Gram
(b)Sorghum
(c)Mustard
(d) Soybean

Answer 1

Hint: Palisade cells are located on the leaves below the epidermis and cuticle. It is vertically elongated and is of dia different shape. It is different from the spongy mesophyll cells which are present beneath them. The light energy is provided by the chloroplast which is used by the leaf.

Complete answer:
Palisade parenchyma is absent in leaves of sorghum. Sorghum is a flowering plant that includes 25 species and some of these species are grown as a cereal for the consumption of humans and pastures for animals. It is domesticated in Africa originally and spread throughout the globe. It is a eukaryotic, monocotyledonous species of angiosperms. The crop of sorghum is cultivated worldwide which is used for food and the production of alcoholic beverages and biofuels. They are drought and heat tolerant and are nitrogen efficient which is important in arid regions where the grain is one of the staples for rural people and poor people. They constitute the components of forage in many tropical regions and are the fifth most important cereal crop which is grown in the world. It contains certain toxic levels of cyanide and nitrates when it is stressed by drought or heat.

Additional information:
Gram: They are high in protein and are the earliest cultivated legume for over 7500 years old which is found in the Middle East. It is used as hummus and chana masala which is grounded into flour to make Falafel. It is used in other male products and salads, soups, and curries. They are boiled for 10 minutes and simmered for a longer period to easily cook it longer. It is soaked before cooking so that it can reduce the time for around 30 minutes. It is eaten and cooked in salads and is shaped into balls.
Mustard: It is a plant species that is used as a spice and it is ground and mixed with water and vinegar or other liquids to create a yellow condiment known as prepared mustard. It is used to make mustard oil and edible leaves can be eaten as mustard greens. Some varieties are well established to crop and there is no archaeological record for these crops. Some species are preferred by farmers to be late flowering varieties that are used in the subsequent year.
Soybean: It is grown as an edible bean which has numerous uses and is an angiosperm plant. It is used to make soy milk, and tofu which is used for its skin, and the soy foods are fermented into soy sauce fermented bean paste, and tempeh. It is the most important protein source for animals and for human consumption which constitutes various dietary elements.

So, the correct answer is 'Sorghum'.

Note: The mustard plant can grow up to 0.8 to 2 meters and consists of flowers which are failed with numerous green seed pods. Soybean is used in candles and cleaning products with hair care products. It is used across the US and kills about 2 billion bushels a year.