Phycology

Algal Physiology MCQs with Answers

Welcome to the Algal Physiology MCQs with Answers. In this post, we have shared Algal Physiology Online Test for different competitive exams. Find practice Algal Physiology Practice Questions with answers in Biology Tests exams here. Each question offers a chance to enhance your knowledge regarding Algal Physiology.

Algal physiology explores the functional aspects of algae, focusing on how their unique cellular structures support their roles in aquatic ecosystems. Algal cell physiology reveals the intricate mechanisms behind how algae perform essential life processes like photosynthesis, growth, and reproduction.

The structure of algae is fundamental to understanding their physiology. Algae, classified within the algae kingdom, exhibit a diverse range of cellular forms, from simple unicellular organisms to complex multicellular structures like seaweeds. The basic unit of algae is the algal cell, which features a cell wall, chloroplasts, and a central vacuole. The chloroplasts are crucial for photosynthesis, where light energy is converted into chemical energy, producing oxygen and organic compounds essential for aquatic food webs.

Algal cell physiology includes various processes such as nutrient absorption, gas exchange, and reproduction. Algae can absorb nutrients directly from the surrounding water through their cell walls, while their permeable membranes facilitate gas exchange, essential for photosynthesis. The reproductive strategies of algae vary widely, from simple cell division in unicellular forms to complex reproductive cycles in multicellular species.

Algal Physiology Online Quiz

By presenting 3 options to choose from, Algal Physiology Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Algal Physiology Questions and Answers and click over the correct answer.

  • Test Name: Algal Physiology MCQ Quiz Practice
  • Type: Quiz Test
  • Total Questions: 40
  • Total Marks: 40
  • Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply click on question and comment below that question. so that we can update the answer in the quiz section.

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Algal Physiology MCQs

Algal Physiology

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1 / 40

Which enzyme is crucial for carbon fixation in algae?

2 / 40

Which process allows algae to use carbon dioxide for photosynthesis?

3 / 40

What is the function of phycobilins in algae?

4 / 40

What is the main structural polysaccharide in the cell walls of brown algae?

5 / 40

How do algae respond to changes in light intensity?

6 / 40

What is the role of the Golgi apparatus in algal cells?

7 / 40

Which organelle is responsible for photosynthesis in algae?

8 / 40

What is the main storage product in green algae?

9 / 40

Which pigment gives red algae their distinctive color?

10 / 40

Which type of algae is known for its ability to fix atmospheric nitrogen?

11 / 40

What is the primary function of the pyrenoid in algal cells?

12 / 40

How do algae achieve high rates of photosynthesis in nutrient-poor environments?

13 / 40

Which gas is a byproduct of photosynthesis in algae?

14 / 40

Which process do algae use to convert light energy into chemical energy?

15 / 40

How do algae store excess energy?

16 / 40

Which pathway do algae primarily use for carbon fixation?

17 / 40

Which pigment is unique to brown algae?

18 / 40

How do algae regulate the concentration of ions within their cells?

19 / 40

What is the main difference in chlorophyll composition between green algae and red algae?

20 / 40

What is the main component of the cell wall in most algae?

21 / 40

What role do accessory pigments play in algal photosynthesis?

22 / 40

What is the main waste product of cellular respiration in algae?

23 / 40

What is the main energy storage molecule in brown algae?

24 / 40

How do algae adapt to high light conditions?

25 / 40

How do algae release energy stored in carbohydrates?

26 / 40

Which structure allows some algae to move in their aquatic environment?

27 / 40

What is the primary site of lipid synthesis in algal cells?

28 / 40

Which component of the chloroplast is the site of the light reactions of photosynthesis?

29 / 40

Which cellular structure is responsible for regulating osmotic pressure in algae?

30 / 40

What is the primary pigment involved in photosynthesis in algae?

31 / 40

Which algae are known for having silica in their cell walls?

32 / 40

How do algae absorb nutrients from their environment?

33 / 40

Which molecule is produced during the dark reactions (Calvin cycle) of photosynthesis?

34 / 40

How do algae contribute to the nitrogen cycle?

35 / 40

How do algae contribute to the marine carbon cycle?

36 / 40

Which molecule acts as the primary electron donor in the light reactions of photosynthesis?

37 / 40

Which factor can limit the photosynthetic efficiency of algae in deep water?

38 / 40

What is the role of carotenoids in algae?

39 / 40

How do diatoms regulate their buoyancy in water?

40 / 40

How do algae adapt to low light conditions?

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