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Photosynthesis

This category is for questions about the chemical process in which autotrophic organisms use sunlight, carbon dioxide and water to make glucose, water and oxygen. This process is vital to life and is of great importance in biology.

6,415 Questions

Are photosynthesis and cellular respirations opposite processes?

Yes, although the energy released by respiration is in a different form.

The process of photosynthesis stores energy in the form of chemical bonds (in carbohydrates including glucose, or sugar) and in the process releases free oxygen by breaking down carbon dioxide. Cellular respiration absorbs free oxygen, to release energy stored in the chemical bonds of food. This oxidation creates carbon dioxide, completing the cycle of carbon through the biosystem.

(Some forms of respiration are anaerobic, not using oxygen, and break down carbohydrates in a different manner, releasing either carbon dioxide or methane. The net result is the same: removing energy from the carbohydrate bonds.)

Are leaves from one area of the rain forest more efficient at photosynthesis under all conditions?

Leaves from different areas of the rainforest may have varying efficiencies in photosynthesis due to adaptations to their specific environments. Factors such as light availability, temperature, humidity, and nutrient levels can all impact photosynthetic efficiency. Therefore, it is not accurate to say that leaves from one specific area of the rainforest are more efficient at photosynthesis under all conditions. Each plant species has evolved unique characteristics to thrive in its particular habitat, leading to differences in photosynthetic efficiency across the rainforest.

What is a catchy project name for Photosynthesis?

"A catchy project name for Photosynthesis could be 'Green Light: Unveiling the Secrets of Photosynthesis' or 'Sunlight Symphony: Exploring the Magic of Photosynthesis'. These names evoke the essence of photosynthesis as a natural process driven by light and energy conversion. They are engaging and memorable, making the project more appealing to participants and audiences."

What are two benefits of the photosynthesis for animals?

In east Ethiopia, the wild, tangerine spider thrives by using photosynthesis through its rectum. For other animals, photosynthesis is impossible/makes them green, therefore camouflaged against green things.

What is multicellular eukaryotes that live on land and their own food use photosynthesis?

Oh, dude, you're talking about plants! They're like the OGs of photosynthesis, soaking up that sunlight and turning it into energy. They're basically the green machines of the land, keeping things balanced and looking fresh. So yeah, plants are the multicellular eukaryotes you're looking for.

Why can the granum and thylakoid structures be described as solar collectors?

Oh, dude, it's like this - the granum and thylakoid structures in chloroplasts can be described as solar collectors because they're basically like the plant's version of a fancy solar panel system. They capture sunlight and convert it into energy through photosynthesis, just like how you charge your phone with a solar charger, but way cooler and more scientific. So yeah, they're like the plant's little energy-harvesting superheroes, soaking up those rays and turning them into plant power.

What is the job of sunlight in photosynthesis?

Sunlight is absorbed by chloroplasts in leaves. Chlorophyll in leaves make them green. it is part of the photosynthesis equation :

sunlight

Carbon dioxide + water ----------------------> glucose (sugar) + oxygen

What are two high energy electron carriers used in cellular respiration that are not used in photosynthesis?

Two high energy electron carriers used in cellular respiration that are not used in photosynthesis are NADH (Nicotinamide Adenine Dinucleotide) and FADH2 (Flavin Adenine Dinucleotide). These molecules play a crucial role in transferring electrons from the breakdown of glucose to the electron transport chain in cellular respiration, ultimately leading to the production of ATP. In photosynthesis, the electron carriers NADH and FADH2 are not involved as the process uses different electron carriers such as NADPH (Nicotinamide Adenine Dinucleotide Phosphate) and ATP.

Into which organic compound does photosynthesis convert the carbon of carbon dioxide?

Its C4 plants

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When something has certain features to help it do a particular job- 7 lettered word?

The seven-letter word you are looking for is "tooling." Tooling refers to the process of designing and creating tools or equipment with specific features to perform a particular task efficiently. These features are carefully designed to enhance the tool's functionality and effectiveness in completing the job at hand.

Why do autotrophs depend on heterotrophs?

heterotrophs and autotrophs depend on each when heterotrophs obtain food by decomposing other organisms. To live, all organisms, including plants, must release the energy in sugars and other compounds.

How do you perform auto-cunnilingus?

Auto-cunnilingus is possible, you do not have to be young or skinny as many people think in order to achieve this goal, just very persistent. Begin a daily stretch routine that increases the mobility of your entire body, it really does help in the long run. Then when you feel you have increased your overall flexibility enough, try to find a spot near a wall to increase your leverage to help you with the particular stretch required to reach your goal. Patience has a big payoff here, so take your time, don't hurt yourself, and after a while, you will be able to do it as you please. (oh, and watch out for your knees, you can bonk yourself in the head badly if you start flailing)

What is used to measure the rate of photosynthesis?

Special equipment exists for measuring the rate of photosynthesis. For precise and accurate measurements, use a Photosynthesis Measurement System. They quantitatively measure the rate using an infrared gas analyser to assess the input of CO2 and output of H2O. Some Photosynthesis Measurement Systems (e.g. the LCpro+) can precisely control the environment of the leaf. The user can select the exact concentrations of CO2 and H2O, and can control PAR and temperature, so can investigate the effects of different conditions on the rate of photosynthesis.

Some Photosynthesis Systems are portable so you can carry them to field sites (but some are somewhat heavy for field work. LI-6400 model weighs 13.5kg)

Alternatively, you can assess photosynthetic rate by measuring the volume of gas produced by an aquatic plant. This is perfect for investigating the rate of photosynthesis if you have limited resources, don't need high levels of accuracy, and don't care which species of plant you study.
To do this experiment; Cut the stem of an Elodea plant diagonally. Put it in a small graduated cylinder full of water without introducing any bubbles. Invert the cylinder into a beaker full of water with the top covered so no air gets in. Place the beaker in light. Either count the number of bubbles produced, or leave the experiment for a long time and measure the volume of gas produced. Since bubbles have a variable, undefined volume, counting the number of air bubbles is not precise.

What is the niche of the grass?

The niche of grass in an ecosystem is typically as primary producers, converting sunlight into energy through photosynthesis. Grass also plays a role in soil stabilization, providing habitat for small animals, and supporting the food chain as a food source for herbivores.

What compound is needed for photosynthesis?

The compound needed for photosynthesis is carbon dioxide (CO2). During the light-dependent reactions of photosynthesis, CO2 is taken in by the plant through small openings called stomata on the leaves. This CO2 is then used in the Calvin cycle, also known as the light-independent reactions, to produce glucose and other organic compounds essential for plant growth and development.

Can the light dependant reactions occur without the light independent reactions?

No, the light reactions occur while light is present; however, the Calvin Cycle or light-independent reactions can occur any time. The light-independent reactions require photons, or energy stored from the light reactions, to complete photosynthesis.

What organelle of a plant does photosynthesis take place?

Photosynthesis takes place in the chloroplasts of plant cells. These organelles contain chlorophyll, which is a pigment that captures sunlight and drives the process of photosynthesis to produce energy for the plant.

Why is finding the increase in fresh mass not a reliable way to measure plant growth?

Measuring the increase in fresh mass is not a reliable indicator of plant growth because it can be influenced by factors such as water content and environmental conditions, which do not directly reflect the plant's biomass or health. Fresh mass can fluctuate significantly due to hydration levels, making it difficult to assess true growth over time. Additionally, it doesn't account for the composition of the plant tissues, such as the balance between roots, stems, and leaves, which are crucial for understanding overall growth and development.

What are the components needed for cellular respiration and photosynthesis?

Cellular respiration requires glucose and oxygen as key components, which are metabolized to produce energy (ATP), carbon dioxide, and water as byproducts. Photosynthesis, on the other hand, relies on sunlight, carbon dioxide, and water to synthesize glucose and oxygen, utilizing chlorophyll in plants to capture light energy. Both processes are essential for energy transfer in ecosystems, with photosynthesis providing the organic molecules that fuel cellular respiration.

What does a light reaction need in plants?

Light reactions in plants require light energy, water, and chlorophyll. These reactions take place in the thylakoid membranes of chloroplasts, where light energy is captured and used to split water molecules, releasing oxygen. The light energy is also converted into chemical energy in the form of ATP and NADPH, which are essential for the subsequent dark reactions (Calvin cycle) that synthesize glucose.

How do you perform cunnilictus?

Cunnilingus is a sexual activity that involves oral stimulation of a woman's genitals, specifically the clitoris and vulva. It's important to communicate with your partner to understand their preferences and boundaries. Use your lips, tongue, and mouth to pleasure your partner, focusing on varying pressure and movements to provide maximum pleasure. Remember that enthusiastic consent and mutual enjoyment are key.

How does photosynthesis benefit caterpillar?

A caterpillar benefits from food as the plant is now healthy for eating