A peanut farmer finds that the older leaves of his plants are turning yellow following a long period of wet weather. Suggest a reason why.

Q: Why is it important for plants to have pigment like chlorophyll?

A: Chlorophyll is a pigment that gives plants their green colour and aids in photosynthesis, which…

Q: If an oak tree grown in Florida were transplanted to Ontario, would its leaves change colour at the…

A: Florida is the southeasternmost U.S. state, with the Atlantic on one side and the Gulf of Mexico on…

Q: Which pigment in plants absorbs violet and blue - green light?

A: Absorption of light by the specific pigments depends upon specific patterns and range of wavelengths…

Q: A short-day plant flowers only when exposed to light for less than 12 hours long. Which of the…

A: CORVALLIS - it's discouraging when your lettuce bolts or you can't get your mum to bloom. there's…

Q: Why are the spores a good dry lubricant?

A: Spores are microscopic units that are present in life cycle plants, fungi, algae, or protozoa. They…

Q: Why do mosquitoes get attracted to dark materials?

A: Mosquitoes are small insects that belong to the order Diptera. The meaning of the word 'mosquito' in…

Q: An angiosperm called “ghost plant” does not produce chlorophyll orother photosynthetic pigments and…

A: Ghost plant is also known as Monotropa uniflora also known as ghost pipe or Indian pipe is a herb…

Q: What is a possible explanation for the leaf color shown below?

A: The shown plant is a trifoliate having three veins. Such plants belong to angiosperms. This type of…

Q: (i) Describe the structure of waxes. (ii) Suggest a reason why wax is used to coat vegetables and…

A: Another group of neutral lipids which are of physiological importance waxes. They consist of a…

Q: why is the phytochrome receptor of plant cells blue in color?

A: Plants consist of unique protein based receptors which responsible for mediating the phototropic…

Q: Why do leaves of plants appear green? Would plants grow well in greenish-yellow light? Explain your…

A: Plants are the living organisms which synthesize their own food by photosynthesis. In photosynthesis…

Q: (a) What is lignin in plant? What is the amount of lignin in hardwood, softwood, and weeds?

A: You have asked multiple questions. As per our instructions we are allowed to answer only one. Please…

Q: Why do orchid flowers produce a perfume for male orchid bees? How does this benefit the bees?

A: There exists a symbiotic relationship between orchids and orchid bees. The orchid flowers depend on…

Q: Submerged plants receive lesser illumination as compared to exposed floating plants in a lake. Give…

A: The plants that are dipped in water and receive the nutrients through their leaves, not from roots…

Q: EXPLAIN Anthocyanidins that found in strawberry

A: Strawberry is a fruit belonging to the family Rosaceae. The fruit is famous for its aroma and…

Q: Why Gibberellins are applied to cabbage plant.

A: Gibberellins is a type of plant hormone that plays a vital role in seed germination, flowering, and…

Q: What is the reason why the color of leaves changes during autumn?

A: The colour of the leaves changes during the autumn season due to fluctuations in the length of the…

Q: What is paper chromatography? Explain how one could use paper chromatography to separate the various…

A: Chromatography is an important analytical method used to separate mixture of chemical substances…

Q: discuss the effects of light on plant growth.

A: Light is an essential factor in maintaining plants.

Q: Why do submerged plants receive weaker illumination than exposed floating plants in a lake?

A: All the plants make their own food by using light energy from the sun, water and carbon dioxide from…

Q: If you were looking at this image and then switched to a higher power, what color paramecium would…

A: Paramecium is a eukaryotic organism. It is found in the kingdom protozoa.

Q: Is there any truth to the old adage, “One bad apple spoils the whole bunch?” Explain.

A: Phytohormones are the chemicals/hormones secreted by the plants that are responsible for a wide…

Q: Explain why leaves appear green ?

A: Leaves are the aerial parts of a plant.

Q: Ginger undergoes three (3) stages of Growth. Name and describe the these stages from Germinating…

A: Introduction:- Ginger is a perennial herb. It is used as a spice in many dishes. In Ginger…

Q: The bean sprouts available at the grocery store are white or colorless, not green. Why?

A: The chlorophyll is the molecule that absorbs and uses its energy to synthesize carbohydrates from…

Q: Owners and managers of plant nurseries have to plan lighting schedules for a long-day plant that…

A: Some plants require periodic light exposure to induce flowering. The plants depend on the exposure…

Q: Why the leaves of touch me not plant droop down on slight touching?

A: Mimosa pudica is a plant species, which is called “touch me not” plant. It belongs to the family…

Q: If a C3 plant and a C4 plant are placed in separate sealedcontainers and provided with adequate…

A: The C3 plants fix carbon dioxide via the C3 cycle using the RUBISCO enzyme, while the C4 plants fix…

Q: In temperate countries, autumn or fall is a spectacular event when leaves of trees turn from ren…

A: In the fall, because of changes in the length of daylight and changes in temperature, the leaves…

Q: Why Mayana Leaves (Coleus Blumei Benth) contain anthocyanin?

A: Most of the plants that we see around us are of green color because of the special pigment present…

Q: What compound gives color to leaves at different stages of the leaf cycle?

A: The leaf color is determined by the presence of specific treatment molecules within the plastids.…

Q: With resin bonding, how does the unbonded web is treated?

A: Dental bonding is a procedure in which a tooth-colored composite resin is used to correct chipped,…

Q: What advantage is derived from having compactly arranged palisade cells near the upper epidermis of…

A: A leaf is the chief sidelong limb of the vascular plant stem, normally borne over the ground and…

Q: why do leaves turn brow, red, and orange in the fall?

A: Leaves have a green pigment called chlorophyll, which helps in the process of photosynthesis. There…

Q: In Priestley’s experiments, what was released by the mint sprig and allowed the candle to burn…

A: Photosynthesis is a process by which carbon dioxide and water are used to produce glucose molecules…

Q: Why is light important in the production of new plants from cuttings?

A: Plants are mainly multicellular organisms that are predominantly eukaryotic and photosynthetic and…

Q: .Which of the following colors of light would produce the worst results for plant growth?

A: Photosynthesis is a process by which green plants synthesize glucose from carbon dioxide and water…

Q: Rubisco is sensitive to Oxygen and to Heat. How would you protect it?

A: A photosynthetic reaction that occurs in the stroma without the use of light is known as a…

Q: We know that short-day plants do not really need short days, but actually long nights. Describe the…

A: The plant show pattern in flowering in response to the light. The phenomenon is called…

Q: Suppose you have a Coleus plant with leaves like the one on the left below. What would you expect if…

A: Hi! Thank you for the question. As you have posted multiple questions, I will be answering the first…

Q: Rayon, essentially, is a "synthetic" fiber made from which of the following? O cotton bolls O jute…

A: The textile industry deals with the production of apparel, home furnishing, and industrial goods by…

Q: What causes bananas to change color?

A: A plant has typically six parts, roots, stems, leaves, fruit, seeds, and flower. Fertilization of…

Q: what do the seeds of prickly poppy look like

A: Prickly poppy is also known as Argemone mexicana which belongs to the family of papaveraceae. It is…

Q: Can yeast break down honey?

A: Honey bees are known to produce sweet, viscous food substances with the help of sugary secretions of…

Q: hy are viens blue?

A: Blood vessels that deliver blood to the heart are known as veins. Except for the respiratory organ…